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Mitsubishi HK-KT634WWS 3-Pole Molded Case Circuit Breaker 63-125A
SKU: HK-KT634WWS
The Mitsubishi HK-KT634WWS is a 3-pole molded case circuit breaker (MCCB) designed for reliable overcurrent and short-circuit protection in industrial electrical distribution systems. It features an adjustable rated current range of 63 to 125 amperes, allowing flexible configuration to match the specific load requirements of the protected circuit. The breaking capacity is rated at Icu = Ics = 36 kA at 440 V AC, providing robust fault interruption performance suitable for demanding industrial environments. The HK-KT634WWS is intended for use in power distribution panels, motor control centers, and other switchgear assemblies where dependable circuit protection is essential. Its 3-pole configuration makes it appropriate for three-phase AC power systems commonly found in factory automation, process control, and building services applications. As a Mitsubishi-manufactured MCCB, it is engineered for long service life and consistent tripping characteristics under both overload and short-circuit conditions.
Mitsubishi HK-KT63WB 4-Pole Circuit Breaker 63-125A
SKU: HK-KT63WB
The Mitsubishi HK-KT63WB is a 4-pole molded-case circuit breaker designed for power distribution and branch circuit protection in industrial electrical installations. It features an adjustable rated current range from 63 to 125 amperes, making it suitable for a variety of load configurations. The ultimate and service short-circuit breaking capacities are both rated at 36 kA at 440 VAC, ensuring reliable fault current interruption under demanding conditions. The four-pole configuration provides simultaneous switching and protection of all phase conductors and the neutral line, which is essential in three-phase power systems requiring full isolation. The HK-KT63WB is typically used inside motor control centers, switchboards, and panel boards to safeguard downstream equipment such as motors, drives, transformers, and feeders. Its compact molded-case design allows straightforward DIN-rail or panel mounting and simplifies wiring during installation and maintenance. This circuit breaker is a genuine Mitsubishi Electric component intended as a direct replacement in systems that specify the HK-KT series breakers.
Mitsubishi HK-KT63WBJ 3-Pole Molded Case Circuit Breaker 32-63A
SKU: HK-KT63WBJ
The Mitsubishi HK-KT63WBJ is a 3-pole molded case circuit breaker (MCCB) designed for electrical distribution and protection in industrial and commercial installations. It features an adjustable rated current (Ir) ranging from 32 to 63 amperes, allowing flexible configuration to match the specific load requirements of the protected circuit. The unit provides a rated ultimate short-circuit breaking capacity (Icu) equal to the rated service short-circuit breaking capacity (Ics) of 36kA at 440V AC, ensuring full protection performance under fault conditions. This circuit breaker is suitable for use in power distribution panels, motor control centers, and other switchgear assemblies where reliable overcurrent and short-circuit protection is required. The 3-pole configuration makes it appropriate for three-phase AC circuits. The HK-KT63WBJ is a direct replacement part for existing Mitsubishi electrical distribution systems, ensuring compatibility and consistent protection performance in demanding industrial environments.
Mitsubishi HK-KT63WBJWS 3-Pole Circuit Breaker 16-20A
SKU: HK-KT63WBJWS
The Mitsubishi HK-KT63WBJWS is a 3-pole circuit breaker designed for electrical distribution and equipment protection in industrial environments. It features an adjustable rated current (Ir) range of 16 to 20 amperes, allowing operators to set the trip threshold according to the specific load requirements of the protected circuit. The unit offers a rated ultimate short-circuit breaking capacity (Icu) equal to its rated service short-circuit breaking capacity (Ics) of 36 kA at 440 VAC, ensuring reliable fault interruption without degradation of protective performance even under severe short-circuit conditions. This circuit breaker is suitable for use in motor control centers, distribution panels, and automation cabinets where dependable overcurrent and short-circuit protection is required. The equal Icu and Ics values indicate that the breaker can continue to provide full protection after interrupting a fault at its maximum rated breaking capacity, making it well-suited for applications demanding high availability and operational continuity.
Mitsubishi HK-KT63WBK 3-Pole Circuit Breaker 20-25A 36kA at 440VAC
SKU: HK-KT63WBK
The Mitsubishi HK-KT63WBK is a 3-pole automatic circuit breaker designed for reliable overcurrent and short-circuit protection in industrial electrical distribution systems. It features an adjustable rated current (Ir) range of 20 to 25 amperes, allowing the operator to set the trip threshold according to the specific load requirements of the circuit being protected. The HK-KT63WBK offers an ultimate short-circuit breaking capacity (Icu) and a service short-circuit breaking capacity (Ics) of 36 kA at 440 VAC, providing robust fault-current interruption capability suitable for demanding industrial environments. Its 3-pole configuration ensures simultaneous disconnection of all three phases, which is essential for safe isolation and protection of three-phase loads such as motors, drives and distribution panels. This circuit breaker is intended for use in control cabinets and power distribution boards where dependable circuit protection and compact design are required.
Mitsubishi HK-KT63WBKWS 3-Pole Circuit Breaker 25-32A
SKU: HK-KT63WBKWS
The Mitsubishi HK-KT63WBKWS is a 3-pole molded-case circuit breaker designed for industrial power distribution and electrical equipment protection. It features an adjustable rated current (Ir) range of 25 to 32 amperes, allowing flexible configuration to match the protected circuit's requirements. The unit offers an ultimate short-circuit breaking capacity (Icu) equal to the service short-circuit breaking capacity (Ics) of 36 kA at 440 VAC, ensuring reliable and full-performance interruption under fault conditions. This circuit breaker is suitable for use in factory automation panels, motor control centers, and general-purpose switchgear where dependable overcurrent and short-circuit protection is required. Its 3-pole configuration supports three-phase AC power systems commonly found in industrial installations. The HK-KT63WBKWS is a direct replacement part for Mitsubishi electrical distribution systems and integrates with standard DIN-rail or panel-mount configurations typical of Mitsubishi low-voltage switchgear.
Mitsubishi HK-KT63WBWS 3-Pole Circuit Breaker 32-40A
SKU: HK-KT63WBWS
The Mitsubishi HK-KT63WBWS (HK-KT63WBWS) is a 3-pole circuit breaker designed for overcurrent and short-circuit protection in industrial electrical distribution systems. It features an adjustable rated current (Ir) range of 32 to 40 amperes, allowing flexible adaptation to varying load requirements. The unit provides an ultimate short-circuit breaking capacity (Icu) and a service short-circuit breaking capacity (Ics) of 36 kA at 440 VAC, ensuring reliable interruption of fault currents in demanding industrial environments. This circuit breaker is suitable for use in motor control centers, power distribution panels, and other industrial switchgear applications where dependable overcurrent and short-circuit protection is required. The 3-pole configuration supports three-phase AC power systems commonly found in industrial facilities. The HK-KT63WBWS is part of Mitsubishi's range of low-voltage circuit breakers engineered for safety and durability in continuous industrial operation. Its equal Icu and Ics ratings indicate full-performance breaking capability under service conditions.
Mitsubishi HK-KT63WJ 3-Pole Circuit Breaker 35-50A
SKU: HK-KT63WJ
The Mitsubishi HK-KT63WJ is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial electrical distribution systems. It features an adjustable rated current range of 35 to 50 amperes, allowing flexible adaptation to different load requirements. The unit provides a rated ultimate and service short-circuit breaking capacity (Icu = Ics) of 36 kA at 440 VAC, ensuring reliable fault interruption under demanding conditions. The HK-KT63WJ is suitable for use in motor control centers, power distribution panels, and other industrial installations where dependable circuit protection is essential. Its 3-pole configuration supports three-phase AC circuits commonly found in factory automation environments. This circuit breaker is a direct replacement spare part for Mitsubishi switchgear applications and is designed for DIN-rail or panel mounting in accordance with standard industrial practices.
Mitsubishi HK-KT63WJWS 3-Pole Circuit Breaker 45-80A 36kA at 440V AC
SKU: HK-KT63WJWS
The Mitsubishi HK-KT63WJWS is a 3-pole molded case circuit breaker designed for electrical distribution and circuit protection in industrial environments. It features an adjustable rated current (Ir) range of 45 to 80 amperes, providing flexible configuration to match specific load requirements across a variety of installations. The unit offers an ultimate short-circuit breaking capacity (Icu) and a service short-circuit breaking capacity (Ics) of 36 kA at 440V AC. The equal Icu and Ics values indicate full-performance breaking capability, meaning the breaker can continue to operate reliably after interrupting a fault at its maximum rated capacity. The 3-pole configuration supports three-phase AC power systems commonly used in industrial and commercial electrical installations. The HK-KT63WJWS is suitable for use in power distribution panels, motor control centers, and other applications where dependable overcurrent and short-circuit protection is essential. Its adjustable current setting allows maintenance personnel and system designers to fine-tune protection thresholds without replacing the breaker, reducing downtime and simplifying inventory management in facilities that rely on Mitsubishi electrical distribution equipment.
Mitsubishi HK-KT63WK 3-Pole Circuit Breaker 70-100A 36kA at 440VAC
SKU: HK-KT63WK
The Mitsubishi HK-KT63WK is a 3-pole molded case circuit breaker designed for power distribution and equipment protection in industrial and commercial electrical systems. It features an adjustable rated current (Ir) range of 70 to 100 amperes, allowing flexible configuration to match the load requirements of the protected circuit. The unit offers a rated ultimate short-circuit breaking capacity (Icu) equal to its rated service short-circuit breaking capacity (Ics) of 36 kA at 440 VAC, ensuring full performance under fault conditions without degradation. This circuit breaker provides reliable overcurrent and short-circuit protection for feeders, motor branch circuits, and distribution panels. Its 3-pole configuration makes it suitable for three-phase AC power systems commonly found in factory automation, HVAC installations, and general-purpose switchgear. The equal Icu and Ics rating indicates a high-performance design that maintains full breaking capability even after clearing a fault at rated capacity. The HK-KT63WK is a direct replacement part for Mitsubishi switchgear assemblies and distribution boards that specify this model.
Mitsubishi HK-KT63WWS 3-Pole Circuit Breaker 70-125A HK-KT63WWS
SKU: HK-KT63WWS
The Mitsubishi HK-KT63WWS is a 3-pole circuit breaker designed for industrial power distribution and equipment protection. It features an adjustable rated current (Ir) range of 70 to 125 amperes, making it suitable for a variety of three-phase load configurations. The unit provides a breaking capacity (Icu equal to Ics) of 36 kA at 440 VAC, ensuring reliable short-circuit protection in demanding electrical environments. This circuit breaker is part of Mitsubishi's range of low-voltage switchgear products and is intended for use in industrial automation panels, motor control centers, and power distribution systems. The 3-pole configuration allows it to protect three-phase circuits commonly found in motor drives, servo systems, and other heavy-duty equipment. The equal Icu and Ics ratings indicate that the breaker maintains full service capability even after interrupting a fault at its maximum rated breaking capacity, providing consistent and dependable protection throughout its service life.
Mitsubishi HK-KT7M34WB 4-Pole Circuit Breaker 90-125A 36kA at 440VAC
SKU: HK-KT7M34WB
The Mitsubishi HK-KT7M34WB is a 4-pole molded case circuit breaker designed for three-phase electrical distribution and protection applications. It features an adjustable rated current (Ir) range of 90 to 125 amperes, allowing flexible configuration to match specific load requirements. The unit provides a breaking capacity (Icu = Ics) of 36 kA at 440 VAC, ensuring reliable fault current interruption in demanding electrical environments. This circuit breaker is suitable for use in industrial power distribution panels, motor control centers, and other applications where dependable overcurrent and short-circuit protection is required. The 4-pole configuration provides switching and protection on all three phases plus the neutral conductor, making it appropriate for systems where neutral isolation is necessary. The equal Icu and Ics ratings indicate full-performance breaking capability, meaning the breaker can continue to operate at its rated performance even after interrupting a fault at its maximum breaking capacity. The HK-KT7M34WB is a direct replacement part for Mitsubishi switchgear installations requiring this specification.
Mitsubishi HK-KT7M34WBJ 3-Pole Circuit Breaker 125A
SKU: HK-KT7M34WBJ
The Mitsubishi HK-KT7M34WBJ is a 3-pole molded-case circuit breaker designed for power distribution and equipment protection in industrial electrical systems. It features a rated current of 125 A and provides a short-circuit breaking capacity (Icu = Ics) of 25 kA at 440 VAC, ensuring reliable interruption of fault currents and safeguarding downstream components. This circuit breaker is suitable for use in switchgear panels, motor control centers, and general-purpose distribution boards where dependable overcurrent and short-circuit protection is required. Its 3-pole configuration supports three-phase AC circuits commonly found in industrial and commercial installations. The HK-KT7M34WBJ is a direct replacement part for Mitsubishi electrical distribution systems and can be integrated into existing panel layouts that accept the same frame size and mounting pattern.
Mitsubishi HK-KT7M34WBJWS 3-Pole Molded Case Circuit Breaker 16A
SKU: HK-KT7M34WBJWS
The Mitsubishi HK-KT7M34WBJWS is a 3-pole molded case circuit breaker (MCCB) designed for reliable overcurrent and short-circuit protection in industrial electrical distribution systems. It features a rated current of 16 amperes and a rated power of 7.5 kW at 400 Vac to 440 Vac, making it suitable for motor branch circuits and equipment feeders in factory automation and control panel applications. This circuit breaker provides a short-circuit breaking capacity (Icu) of 30 kA at 400 Vac in accordance with IEC 60947. It is equipped with a fixed magnetic-thermal trip mechanism that delivers both thermal protection against sustained overloads and instantaneous magnetic protection against short-circuit faults. The compact molded case construction allows for straightforward panel mounting and integration into existing switchgear assemblies. The HK-KT7M34WBJWS is well suited for protecting downstream loads in automation systems, machine tools, and general industrial equipment where dependable circuit protection at moderate current ratings is required.
Mitsubishi HK-KT7M34WBK AC Servo Motor
SKU: HK-KT7M34WBK
The Mitsubishi HK-KT7M34WBK is an AC servo motor belonging to the HK-KT series of compact servo motors manufactured by Mitsubishi Electric. This motor is engineered for integration with Mitsubishi servo amplifier systems to deliver accurate and repeatable motion control in automated machinery and equipment. The HK-KT series motors are designed to provide smooth rotation, high responsiveness and reliable torque output across their operating speed range. They are commonly used in applications such as CNC machine tools, semiconductor manufacturing equipment, packaging machinery and other automated production lines where precise positioning and speed regulation are essential. The HK-KT7M34WBK is intended to pair with compatible Mitsubishi MELSERVO series servo drives, enabling seamless communication and closed-loop control through built-in encoder feedback. For detailed electrical and mechanical specifications, including rated output, rated speed, supply voltage and mounting dimensions, please consult the official Mitsubishi Electric product documentation for this part number.
Mitsubishi HK-KT7M34WBKWS 3-Pole Circuit Breaker 75A 25kA
SKU: HK-KT7M34WBKWS
The Mitsubishi HK-KT7M34WBKWS is a 3-pole molded-case circuit breaker designed for electrical distribution and equipment protection. It features a rated current of 75 Amperes and a short-circuit breaking capacity (Icu = Ics) of 25 kA at 440 V AC, providing reliable overcurrent and short-circuit protection for industrial power circuits. This circuit breaker is suitable for use in factory automation panels, motor control centers, and switchboard installations where dependable circuit protection is required. Its 3-pole configuration allows it to protect all three phases of an AC supply simultaneously. The HK-KT7M34WBKWS is a direct replacement spare part for Mitsubishi electrical distribution systems and can be integrated into existing panel layouts. It is intended for environments that demand consistent interrupting performance under fault conditions, helping to safeguard downstream equipment such as drives, servo amplifiers, and control circuits.
Mitsubishi HK-KT7M34WBWS 3-Pole Circuit Breaker 80A 25kA
SKU: HK-KT7M34WBWS
The Mitsubishi HK-KT7M34WBWS is a 3-pole molded-case circuit breaker designed for power distribution and electrical equipment protection in industrial environments. It features a rated current of 80 amperes and a short-circuit breaking capacity (Icu = Ics) of 25 kA at 440 V AC, providing reliable overcurrent and short-circuit protection for downstream circuits and connected loads. This circuit breaker is intended for installation in switchgear panels and motor control centers where dependable circuit protection is essential. The 3-pole configuration makes it suitable for three-phase AC power systems commonly found in factory automation, machine tool, and general industrial applications. The equal Icu and Ics ratings ensure that the breaker maintains full service capability even after interrupting a fault at its maximum rated breaking capacity. The HK-KT7M34WBWS is a direct replacement part for maintenance and repair of Mitsubishi-equipped electrical distribution systems.
Mitsubishi HK-KT7M34WJ 4-Pole Molded Case Circuit Breaker 100A
SKU: HK-KT7M34WJ
The Mitsubishi HK-KT7M34WJ is a 4-pole molded case circuit breaker designed for electrical distribution and protection applications. It features a rated current of 100 amperes and provides reliable short-circuit protection with a breaking capacity of Icu = Ics = 25 kA at 440 V AC. The equal Icu and Ics values indicate that the breaker can deliver full service breaking performance, ensuring consistent protection under fault conditions. With its 4-pole configuration, the HK-KT7M34WJ is suitable for three-phase systems that require a switched neutral pole, offering comprehensive circuit isolation and overcurrent protection. This circuit breaker is commonly used in industrial power distribution panels, motor control centers, and factory automation electrical cabinets where dependable circuit protection is essential. The HK-KT7M34WJ is a genuine Mitsubishi replacement part engineered to meet the demanding requirements of industrial electrical installations.
Mitsubishi HK-KT7M34WJWS Molded Case Circuit Breaker with 120V AC Shunt Trip Coil
SKU: HK-KT7M34WJWS
The Mitsubishi HK-KT7M34WJWS is a molded case circuit breaker (MCCB) supplied with a pre-installed shunt trip coil rated at 120 volts AC. Molded case circuit breakers are essential protective devices used in electrical power distribution systems to safeguard circuits against overloads and short-circuit faults. The integrated shunt trip coil allows the breaker to be remotely tripped when an external signal energizes the coil, providing an additional layer of safety for emergency shutdown systems, fire alarm interfaces and other critical applications. This unit is manufactured by Mitsubishi Electric and is designed for use within low-voltage switchgear and distribution panels. The pre-installed shunt trip eliminates the need for separate field installation of the trip accessory, simplifying panel assembly and reducing wiring time. The HK-KT7M34WJWS is suitable for commercial, industrial and infrastructure electrical installations where reliable circuit protection and remote tripping capability are required.
Mitsubishi HK-KT7M3BG1-1-12 3-Pole Circuit Breaker 800-1600A
SKU: HK-KT7M3BG1-1-12
The Mitsubishi HK-KT7M3BG1-1-12 is a 3-pole circuit breaker designed for overcurrent and short-circuit protection in high-power industrial electrical systems. It features an adjustable rated current (Ir) ranging from 800 to 1,600 amperes, allowing flexible adaptation to a variety of load requirements. The unit provides an ultimate short-circuit breaking capacity (Icu) of 85 kA and a service short-circuit breaking capacity (Ics) of 43 kA at 440 V AC, ensuring reliable fault clearance under demanding operating conditions. The 3-pole configuration delivers comprehensive phase protection across three-phase AC power supplies. This circuit breaker is suited for installation in main distribution panels, motor control centers, and other critical points within industrial power networks where dependable high-current protection is essential. Manufactured by Mitsubishi, a recognized producer of electrical protection and distribution equipment, the HK-KT7M3BG1-1-12 supports safe and continuous operation of downstream equipment and cabling in heavy-duty applications.
Mitsubishi HK-KT7M3BG1-1-20 3-Pole Circuit Breaker 125-160A
SKU: HK-KT7M3BG1-1-20
The Mitsubishi HK-KT7M3BG1-1-20 is a 3-pole circuit breaker designed for electrical distribution and overcurrent protection in three-phase AC power systems. This breaker features an adjustable rated current (Ir) range of 125 to 160 amperes, making it suitable for medium-capacity power circuits in industrial and commercial installations. It provides reliable short-circuit protection with an ultimate breaking capacity (Icu) and service breaking capacity (Ics) of 50 kA at 440 V AC, ensuring consistent and safe interruption performance under fault conditions. The 3-pole configuration makes the HK-KT7M3BG1-1-20 appropriate for use in motor control centers, switchgear panels, power distribution boards, and general-purpose feeder circuits. Mitsubishi circuit breakers are widely deployed across factory automation lines, building electrical infrastructure, and equipment protection applications where dependable overcurrent and short-circuit disconnection is essential. The unit is designed for straightforward installation in standard distribution panels and integrates readily into existing electrical protection schemes.
Mitsubishi HK-KT7M3BG1-1-5 4-Pole Circuit Breaker 125-160A
SKU: HK-KT7M3BG1-1-5
The Mitsubishi HK-KT7M3BG1-1-5 is a four-pole molded-case circuit breaker designed for AC power distribution and equipment protection. It features an adjustable rated current range of 125 to 160 amperes, allowing it to be set to match the specific load requirements of the protected circuit. The breaker offers an ultimate and service short-circuit breaking capacity (Icu and Ics) of 50 kA at 440 V AC, providing robust fault-current interruption capability in demanding industrial environments. With its four-pole configuration, the HK-KT7M3BG1-1-5 can simultaneously break all three phases and the neutral conductor, making it well suited for three-phase systems where neutral switching is required. Typical applications include main distribution panels, motor feeder circuits, and branch-circuit protection in factory automation, machine tool, and building infrastructure installations. The breaker is designed for straightforward panel mounting and is compatible with standard Mitsubishi accessories such as auxiliary contacts, shunt trip coils, and undervoltage releases, enabling flexible integration into switchgear assemblies.
Mitsubishi HK-KT7M3BG5-1-11 Servo Motor HK-KT Series
SKU: HK-KT7M3BG5-1-11
The Mitsubishi HK-KT7M3BG5-1-11 is a servo motor belonging to the Mitsubishi HK-KT series. This motor is engineered for integration with Mitsubishi servo drive and amplifier systems, providing reliable and precise rotary motion control in automated machinery and equipment. The HK-KT series servo motors are commonly employed in CNC machine tools, packaging equipment, semiconductor manufacturing lines, and other applications where accurate positioning and smooth speed regulation are essential. The HK-KT7M3BG5-1-11 is designed to pair with compatible Mitsubishi servo amplifiers, enabling closed-loop feedback control for high-performance operation. As a genuine Mitsubishi component, this servo motor ensures compatibility with the broader Mitsubishi automation ecosystem, supporting seamless system integration and dependable long-term performance in demanding production environments.
Mitsubishi HK-KT7M3BG5-1-33 3-Pole Circuit Breaker 200A
SKU: HK-KT7M3BG5-1-33
The Mitsubishi HK-KT7M3BG5-1-33 is a 3-pole molded case circuit breaker designed for power distribution and equipment protection in industrial electrical systems. It features a rated current (In) of 200 Amperes and provides reliable short-circuit protection with an ultimate breaking capacity (Icu) of 15 kA and a service breaking capacity (Ics) of 12 kA at 440V AC. This circuit breaker is suitable for use in motor control centers, switchgear panels, and other power distribution applications where dependable overcurrent and short-circuit protection is required. Its 3-pole configuration makes it appropriate for three-phase AC circuits commonly found in industrial facilities. The HK-KT7M3BG5-1-33 can be integrated into Mitsubishi-compatible switchgear assemblies, supporting safe and efficient operation of downstream electrical loads. It is intended as a direct replacement spare part to maintain uptime in existing installations.
Mitsubishi HK-KT7M3BG5-1-45 3-Pole Circuit Breaker 125-250A
SKU: HK-KT7M3BG5-1-45
The Mitsubishi HK-KT7M3BG5-1-45 is a 3-pole molded case circuit breaker designed for electrical distribution and protection applications. It features an adjustable rated current (Ir) range of 125 to 250 amperes, providing flexibility for different load requirements. The unit offers a rated ultimate short-circuit breaking capacity (Icu) equal to the rated service short-circuit breaking capacity (Ics) of 65 kA at 440V AC, ensuring reliable protection under fault conditions without degradation of performance. This circuit breaker is suitable for use in industrial power distribution panels, motor control centers, and other electrical installations where dependable overcurrent and short-circuit protection is required. The equal Icu and Ics ratings indicate that the breaker maintains full operational capability even after interrupting a fault at its maximum rated breaking capacity. The 3-pole configuration makes it appropriate for three-phase AC power systems commonly found in industrial and commercial environments.
Mitsubishi HK-KT7M3BG7-1-33 3-Pole Circuit Breaker 140-200A 50kA at 440VAC
SKU: HK-KT7M3BG7-1-33
The Mitsubishi HK-KT7M3BG7-1-33 is a 3-pole molded case circuit breaker designed for industrial power distribution and equipment protection. This circuit breaker features an adjustable rated current (Ir) range of 140 to 200 amperes, allowing it to be configured for various load requirements within that range. It offers a rated ultimate short-circuit breaking capacity (Icu) and a rated service short-circuit breaking capacity (Ics) of 50 kA at 440 VAC, providing robust protection against overcurrent and short-circuit faults in demanding electrical systems. The HK-KT7M3BG7-1-33 is suitable for use in industrial automation environments, motor protection circuits, and power distribution panels where reliable circuit protection at higher current ratings is required. Its 3-pole configuration enables protection of three-phase electrical circuits commonly found in industrial machinery, manufacturing equipment, and commercial installations. This Mitsubishi circuit breaker is engineered for dependable performance and consistent interrupting capability across a wide range of industrial applications.
Mitsubishi HK-KT7M3BG7-1-45 3-Pole Circuit Breaker 175-250A
SKU: HK-KT7M3BG7-1-45
The Mitsubishi HK-KT7M3BG7-1-45 is a 3-pole circuit breaker designed for power distribution and equipment protection in industrial electrical systems. It features an adjustable rated current range of 175 to 250 amperes, allowing the breaker to be set to the precise overcurrent threshold required by the application. The ultimate and service short-circuit breaking capacities are both rated at 50 kA at 440 VAC, providing reliable fault current interruption under demanding conditions. This circuit breaker is suitable for switchgear panels, motor control centers, and other industrial installations where dependable overcurrent and short-circuit protection is essential. Its 3-pole configuration supports three-phase AC circuits commonly found in factory automation, machine tool, and process control environments. The Mitsubishi HK-KT7M3BG7-1-45 is a direct replacement spare part for existing installations and is compatible with standard Mitsubishi mounting and wiring arrangements.
Mitsubishi HK-KT7M3G1-1-12 4-Pole Circuit Breaker 125-250A
SKU: HK-KT7M3G1-1-12
The Mitsubishi HK-KT7M3G1-1-12 is a 4-pole circuit breaker designed for overcurrent and short-circuit protection in industrial electrical distribution systems. It features an adjustable rated current (Ir) range of 125 to 250 amperes, allowing flexible configuration to suit different load requirements. The unit provides a rated ultimate and service short-circuit breaking capacity (Icu = Ics) of 36 kA at 440 V AC, which means it maintains full serviceability even after clearing a fault at its maximum rated breaking capacity. The 4-pole design enables simultaneous switching and protection of three-phase circuits along with a neutral conductor, making this breaker well suited for use in power distribution panels, motor control centers, and switchgear assemblies. Typical applications include factory automation infrastructure, building electrical systems, and any installation where dependable protection against overcurrent and short-circuit events is essential. The equal Icu and Ics values reflect a high level of reliability, confirming that the breaker can continue normal operation without replacement or maintenance after interrupting a fault at its rated capacity.
Mitsubishi HK-KT7M3G1-1-20 3-Pole Circuit Breaker 125-160A
SKU: HK-KT7M3G1-1-20
The Mitsubishi HK-KT7M3G1-1-20 is a 3-pole molded case circuit breaker designed for reliable overcurrent and short-circuit protection in industrial electrical distribution systems. It features an adjustable rated current (Ir) ranging from 125 to 160 amperes, making it suitable for a variety of power distribution and motor protection applications where flexibility in current settings is required. This circuit breaker offers a rated ultimate short-circuit breaking capacity (Icu) equal to its rated service short-circuit breaking capacity (Ics) of 36 kiloamperes at 440 volts AC, ensuring full performance under fault conditions without degradation. The equal Icu and Ics values indicate that the breaker can maintain its protective characteristics even after interrupting a fault at its maximum rated capacity. The HK-KT7M3G1-1-20 is intended for installation in industrial switchgear panels, motor control centers, and power distribution boards where dependable circuit protection and operational safety are essential.
Mitsubishi HK-KT7M3G1-1-5 3-Pole Circuit Breaker 140-200A
SKU: HK-KT7M3G1-1-5
The Mitsubishi HK-KT7M3G1-1-5 is a 3-pole circuit breaker designed for power distribution and equipment protection in industrial electrical systems. It features an adjustable rated current (Ir) range of 140 to 200 amperes, allowing flexible overcurrent protection settings to match the load requirements of the protected circuit. The unit offers an ultimate short-circuit breaking capacity (Icu) equal to its service short-circuit breaking capacity (Ics) of 36 kA at 440 V AC, ensuring full-performance interruption even under severe fault conditions. This circuit breaker is suitable for use in motor control centers, switchboards, and panel-board applications where reliable short-circuit and overload protection is required. Its equal Icu and Ics ratings indicate that the breaker can continue to operate at its rated performance level after clearing a fault at its maximum breaking capacity. The HK-KT7M3G1-1-5 is part of Mitsubishi's range of molded-case circuit breakers and is intended for installation in systems operating at up to 440 V AC. It provides dependable circuit protection for a wide variety of commercial and industrial power distribution environments.
Mitsubishi HK-KT7M3G5-1-11 4-Pole Circuit Breaker 175-250A
SKU: HK-KT7M3G5-1-11
The Mitsubishi HK-KT7M3G5-1-11 is a 4-pole molded case circuit breaker designed for power distribution and equipment protection in industrial electrical systems. It features an adjustable rated current (Ir) range of 175 to 250 amperes, allowing flexible configuration to match the specific load requirements of the protected circuit. The unit provides a rated ultimate short-circuit breaking capacity (Icu) equal to the rated service short-circuit breaking capacity (Ics) of 36 kA at 440 VAC, ensuring full protection under fault conditions without degradation in performance. With its 4-pole configuration, this circuit breaker is suitable for three-phase systems with a neutral conductor, providing comprehensive overcurrent and short-circuit protection across all poles. It is intended for use in industrial switchgear, motor control centers, and distribution panels where reliable circuit protection at medium current ratings is required. The HK-KT7M3G5-1-11 is a direct replacement spare part for existing Mitsubishi switchgear installations, ensuring compatibility and continued operational safety.
Mitsubishi HK-KT7M3G5-1-21 3-Pole Circuit Breaker 125-250A
SKU: HK-KT7M3G5-1-21
The Mitsubishi HK-KT7M3G5-1-21 is a 3-pole molded case circuit breaker designed for electrical distribution and protection applications. It features an adjustable rated current (Ir) range of 125 to 250 amperes, making it suitable for a variety of medium-power installations. The ultimate short-circuit breaking capacity (Icu) and service short-circuit breaking capacity (Ics) are both rated at 36 kA at 440 VAC, ensuring reliable fault protection under demanding operating conditions. This circuit breaker provides overcurrent and short-circuit protection for electrical circuits in industrial environments such as factory automation systems, power distribution panels and motor control centers. Its 3-pole configuration is intended for three-phase AC power systems. The equal Icu and Ics ratings indicate that the breaker maintains full operational capability even after interrupting a fault at its maximum rated capacity. The HK-KT7M3G5-1-21 is a genuine Mitsubishi replacement part suitable for use in existing Mitsubishi switchgear and distribution equipment.
Mitsubishi HK-KT7M3G5-1-33 3-Pole Circuit Breaker 150A
SKU: HK-KT7M3G5-1-33
The Mitsubishi HK-KT7M3G5-1-33 is a 3-pole circuit breaker designed for electrical distribution and protection in industrial environments. It features a rated current (In) of 150 amperes and delivers reliable short-circuit protection with an ultimate breaking capacity (Icu) and service breaking capacity (Ics) of 36 kA at 440 V AC. The three-pole configuration makes it suitable for three-phase AC power networks commonly found in factory and plant installations. This circuit breaker is engineered to safeguard electrical circuits and connected equipment against overload and short-circuit faults. With its robust construction and dependable interrupting performance, the HK-KT7M3G5-1-33 is commonly installed in control panels, switchboards, and motor control centers across a wide range of industrial and commercial applications. It provides consistent protection in demanding environments where reliable circuit interruption is essential for personnel safety and equipment longevity.
Mitsubishi HK-KT7M3G5-1-45 3-Pole Circuit Breaker 175A
SKU: HK-KT7M3G5-1-45
The Mitsubishi HK-KT7M3G5-1-45 is a 3-pole circuit breaker designed for overcurrent and short-circuit protection in industrial electrical distribution systems. It features a rated current (In) of 175 amperes and provides an ultimate and service short-circuit breaking capacity (Icu = Ics) of 36 kA at 440V AC, ensuring dependable protection even under high fault-current conditions. The 3-pole configuration enables simultaneous switching and protection across all three phases in three-phase AC power networks. This makes the HK-KT7M3G5-1-45 well suited for use in power distribution panels, motor control centers, and other industrial electrical installations where reliable circuit protection is essential. Its 36 kA breaking capacity supports deployment in systems with moderate to high prospective fault currents, safeguarding downstream wiring and equipment. The breaker is engineered to deliver consistent performance in demanding industrial environments, contributing to the overall safety and continuity of electrical operations.
Mitsubishi HK-KT7M3G7-1-11 3-Pole Molded Case Circuit Breaker 225A
SKU: HK-KT7M3G7-1-11
The Mitsubishi HK-KT7M3G7-1-11 is a 3-pole molded case circuit breaker (MCCB) designed for the protection of electrical circuits in industrial and commercial power distribution systems. It features a rated current of 225 amperes, making it suitable for medium-power branch and feeder circuit protection. The breaker offers an ultimate short-circuit breaking capacity (Icu) equal to its service short-circuit breaking capacity (Ics) of 36 kA at 440 V AC, ensuring full performance reliability under fault conditions. This circuit breaker is intended for use in switchgear panels and motor control centers where dependable overcurrent and short-circuit protection is required. Its equal Icu and Ics ratings indicate that the breaker remains fully operational after interrupting a fault at its maximum rated capacity. The HK-KT7M3G7-1-11 is a direct replacement part for Mitsubishi electrical distribution equipment and is suitable for a wide range of three-phase AC power applications.
Mitsubishi HK-KT7M3G7-1-21 Molded Case Circuit Breaker 2P 30A WS-V NF-C Series
SKU: HK-KT7M3G7-1-21
The Mitsubishi HK-KT7M3G7-1-21 (NF-C) is a molded case circuit breaker from the WS-V series, economy class. It features a two-pole (2P) configuration with a rated current of 30 amperes and a short-circuit breaking capacity (Icu) of 1.5 kA at 400 V AC in accordance with IEC 60947. The unit incorporates a fixed thermal-magnetic trip unit that provides both overload and short-circuit protection. A pre-installed auxiliary switch is included, along with a terminal block equipped with vertical wire terminals for convenient wiring. Front connection is accomplished via cable lugs or busbars. This MCCB is designed for low-voltage distribution panels and control cabinets where compact and reliable circuit protection is required. The WS-V series NF-C economy class breakers are widely used in building automation, factory equipment and general electrical distribution systems. The HK-KT7M3G7-1-21 is a ready-to-install assembly that simplifies panel construction by combining the breaker, auxiliary switch and terminal block into a single coordinated unit.
Mitsubishi HK-KT7M3G7-1-33 Molded Case Circuit Breaker 2P 5A WS-V NF-C Series
SKU: HK-KT7M3G7-1-33
The Mitsubishi HK-KT7M3G7-1-33 is a molded case circuit breaker (MCCB) belonging to the WS-V series, NF-C economy class product line. This 2-pole (2P) breaker is rated for a nominal current of 5 amperes and features a short-circuit breaking capacity (Icu) of 1.5 kA at 400 V AC, tested in accordance with IEC 60947. It is equipped with a fixed magnetic-thermal trip unit that provides reliable overcurrent and short-circuit protection. The HK-KT7M3G7-1-33 comes with a pre-installed auxiliary switch and a terminal block with vertical wire terminals, simplifying integration into electrical panels and switchgear assemblies. Front connection is made via cable lugs or busbars. This MCCB is designed for use in low-voltage distribution systems, motor protection circuits, and general branch-circuit protection applications where compact size and cost-effective performance are required. It is suitable for installation in Mitsubishi WS-V series panel systems and other compatible enclosures requiring economy-class circuit protection.
Mitsubishi HK-KT7M3G7-1-45 Molded Case Circuit Breaker 2P 10A FAU Series
SKU: HK-KT7M3G7-1-45
The Mitsubishi HK-KT7M3G7-1-45 is a molded case circuit breaker (MCCB) belonging to the FAU series, a line of circuit breakers engineered for control panel applications. This 2-pole (2P) device has a rated current of 10 amperes and provides reliable overcurrent and short-circuit protection in low-voltage electrical installations. The breaker features a short-circuit breaking capacity (Icu) of 2.5 kA at 230 V AC in accordance with IEC 60947, and a short-circuit rated current of 2.5 kA at 240 V AC per UL 1077. It is equipped with a fixed thermal-magnetic trip unit that offers combined protection against both overload and short-circuit faults. Front connection is made via cable lugs or busbars, simplifying installation within control cabinets and distribution panels. The FAU series is designed for use in Japanese-specification control panels and is well suited for protecting branch circuits in factory automation equipment, machine tool panels, and general switchboard assemblies.
Mitsubishi HK-KT7M3G7-1-5 Molded Case Circuit Breaker 3P 30A FAU Series
SKU: HK-KT7M3G7-1-5
The Mitsubishi HK-KT7M3G7-1-5 is a molded case circuit breaker (MCCB) from the FAU series, designed for control panel applications. This three-pole (3P) device has a rated current of 30 amperes and features a fixed thermal-magnetic trip unit for reliable overcurrent and short-circuit protection. The short-circuit breaking capacity (Icu) is rated at 2.5 kA at 230V AC per IEC 60947, with a rated short-circuit current of 2.5 kA at 240V AC per UL 1077. Front connection is achieved via cable lugs or busbars, facilitating straightforward installation in panel boards and distribution systems. The HK-KT7M3G7-1-5 is suitable for protecting branch circuits in industrial control panels and electrical distribution equipment where compact, dependable circuit protection is required. Its fixed thermal-magnetic trip unit combines overload protection through a bimetallic element with instantaneous magnetic tripping for short-circuit faults, ensuring safe and consistent operation in demanding environments.
Mitsubishi HK-KT7M3UWB 2-Pole Automatic Circuit Breaker 20A 600VAC
SKU: HK-KT7M3UWB
The Mitsubishi HK-KT7M3UWB is a 2-pole automatic circuit breaker rated at 20 amperes with a maximum voltage of 600 volts AC. Designed for use in electrical distribution and protection systems, this breaker provides reliable overcurrent and short-circuit protection for downstream equipment and wiring. The 2-pole configuration allows it to simultaneously interrupt two live conductors, making it suitable for single-phase and certain multi-phase circuit applications. Mitsubishi circuit breakers are widely used in industrial control panels, motor control centers, and power distribution boards, offering dependable performance in demanding environments. The HK-KT7M3UWB is a direct replacement part for installations originally equipped with this model and is compatible with corresponding Mitsubishi breaker mounting systems. Its 600 VAC rating makes it appropriate for a range of industrial voltage levels commonly found in North American and international electrical systems. This circuit breaker helps ensure safe, controlled disconnection of electrical circuits under fault conditions, safeguarding personnel and connected equipment.
Mitsubishi HK-KT7M3UWBJWS No-Fuse Circuit Breaker 3-Pole 5A 240VAC
SKU: HK-KT7M3UWBJWS
The Mitsubishi HK-KT7M3UWBJWS is a no-fuse circuit breaker (molded-case circuit breaker) designed for overcurrent protection in industrial and commercial electrical installations. This three-pole breaker is rated at 5 amperes with a 240 VAC operating voltage, making it well suited for protecting branch circuits, control panels, servo drive supply lines and other low-current three-phase loads commonly found in Mitsubishi automation systems. No-fuse circuit breakers eliminate the need for replaceable fuse elements, simplifying maintenance and enabling rapid manual reset after a fault condition is cleared. The compact three-pole construction allows the HK-KT7M3UWBJWS to interrupt all three phases simultaneously, providing balanced protection and safe disconnection. Typical applications include machine-tool control cabinets, CNC equipment, conveyor systems and other automated production lines where reliable short-circuit and overload protection is essential. The breaker can be DIN-rail or panel mounted for convenient integration into new or existing switchgear assemblies.
Mitsubishi HK-KT7M3UWBKWS 3-Pole Circuit Breaker 15A 600VAC
SKU: HK-KT7M3UWBKWS
The Mitsubishi HK-KT7M3UWBKWS is a 3-pole automatic circuit breaker rated at 15 amperes with a 600 volt AC operating voltage. It is designed to provide reliable overcurrent and short-circuit protection in industrial electrical distribution and control panel applications. The three-pole configuration allows it to protect all three phases of an AC power circuit simultaneously, making it suitable for use in motor control centers, switchgear assemblies, and equipment branch circuits. This circuit breaker is intended for integration into Mitsubishi-compatible power distribution systems and industrial automation installations where dependable circuit protection is essential. Its 15-ampere current rating and 600 VAC voltage rating make it appropriate for protecting smaller branch circuits, control power feeds, and auxiliary equipment. The HK-KT7M3UWBKWS serves as a direct replacement component in existing panels and enclosures where the original unit requires service or replacement.
Mitsubishi HK-KT7M3UWBWS No-Fuse Circuit Breaker 2-Pole 10A 220VAC
SKU: HK-KT7M3UWBWS
The Mitsubishi HK-KT7M3UWBWS is a no-fuse circuit breaker (NFB) designed for reliable overcurrent and short-circuit protection in electrical distribution and equipment control panels. It is rated at 10 amperes with a 220 VAC supply voltage, 2-pole configuration, 50/60 Hz frequency compatibility, and a 5 kVA breaking capacity. No-fuse circuit breakers eliminate the need for replaceable fuse elements, allowing quick manual reset after a trip event and reducing maintenance downtime. The HK-KT7M3UWBWS is suitable for protecting branch circuits, motor feeders, control transformers, and auxiliary equipment in factory automation and industrial electrical installations. Its 2-pole design makes it appropriate for single-phase AC circuits. The compact form factor allows straightforward DIN-rail or panel mounting within standard switchgear enclosures. This breaker is a direct replacement part for systems originally specified with the Mitsubishi HK-KT7M3UWBWS and is intended for use in environments that require dependable circuit protection at moderate current ratings.
Mitsubishi HK-KT7M3UWJ Molded Case Circuit Breaker 2-Pole 20A 600VAC
SKU: HK-KT7M3UWJ
The Mitsubishi HK-KT7M3UWJ is a molded case circuit breaker (MCCB) designed to provide reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. This 2-pole breaker is rated for 20 amperes at 600 volts AC, making it suitable for a broad range of power distribution applications including panelboards, switchboards, and motor control centers. It features screw-type terminals that ensure secure, straightforward wiring connections and dependable contact integrity over long service periods. The compact molded case enclosure offers durability and consistent performance in demanding environments where space efficiency and robust protection are essential. The HK-KT7M3UWJ is engineered to interrupt fault currents safely, helping to prevent equipment damage and reduce downtime. As a genuine Mitsubishi product, this circuit breaker meets the quality and reliability standards expected in critical power distribution, factory automation, and building electrical infrastructure applications.
Mitsubishi HK-KT7M3UWJWS 2-Pole 15A Circuit Breaker
SKU: HK-KT7M3UWJWS
The Mitsubishi HK-KT7M3UWJWS is a 2-pole automatic circuit breaker rated at 15 amperes. It is designed to provide reliable overcurrent and short-circuit protection within electrical distribution panels and industrial control systems. The 2-pole configuration allows simultaneous breaking of two conductors, making it suitable for single-phase circuits that require both line and neutral protection. This circuit breaker is intended for use in Mitsubishi-compatible switchgear and panel assemblies, offering dependable performance in factory automation environments, machine tool installations, and general industrial power distribution. The HK-KT7M3UWJWS provides automatic tripping when the current exceeds its 15 A rating, helping to safeguard downstream equipment, wiring, and sensitive control components from damage caused by overload or fault conditions. It is a direct replacement part for maintenance and repair of existing Mitsubishi electrical panels.
Mitsubishi HK-KT7M3UWWS Servo Motor
SKU: HK-KT7M3UWWS
The Mitsubishi HK-KT7M3UWWS is a servo motor designed for use with Mitsubishi industrial automation equipment. As part of the Mitsubishi HK-KT servo motor family, it is intended for integration with compatible Mitsubishi MELSERVO servo amplifiers and motion control platforms. The motor provides precise rotary positioning and speed control in applications such as CNC machinery, material handling, packaging lines and robotic systems. The HK-KT7M3UWWS is engineered for reliable continuous operation in demanding factory-floor environments. It is a direct replacement unit suitable for maintenance, repair and upgrade tasks in systems that originally specify this part number. For correct installation and commissioning, refer to the corresponding Mitsubishi servo amplifier manual and the motor technical documentation for wiring, encoder feedback connections and parameter settings. Contact us for availability and compatibility confirmation.
Mitsubishi HK-KT7M3W Circuit Breaker 15A 2-Pole 600VAC
SKU: HK-KT7M3W
The Mitsubishi HK-KT7M3W is a 2-pole molded-case circuit breaker rated at 15 amperes with a maximum voltage of 600 volts alternating current. It is designed to provide reliable overcurrent protection for electrical distribution systems and industrial equipment. The two-pole configuration allows the breaker to simultaneously interrupt both line conductors, ensuring safe disconnection of the protected circuit under fault conditions. This circuit breaker is suitable for use in panelboards, motor control centers and other power distribution enclosures commonly found in factory automation and process control environments. The 15-ampere rating makes it appropriate for branch circuit protection of control panels, small motors and ancillary loads. Its 600 VAC rating supports deployment in a wide range of industrial voltage systems. The HK-KT7M3W is a genuine Mitsubishi Electric product engineered for dependable performance and long service life in demanding industrial settings.
Mitsubishi HK-KT7M3WB Molded Case Circuit Breaker 3P 10A NF-S WS-V Series
SKU: HK-KT7M3WB
The Mitsubishi HK-KT7M3WB is a three-pole molded case circuit breaker (MCCB) belonging to the WS-V series, NF-S standard class. It is designed for overcurrent and short-circuit protection in low-voltage distribution systems. The breaker has a rated current of 10 amperes and a short-circuit breaking capacity (Icu) of 5 kA at 400 VAC, tested in accordance with IEC 60947. It features a fixed thermal-magnetic trip unit that combines thermal protection for sustained overloads with instantaneous magnetic protection for short-circuit faults. Front connection is achieved via cable lugs or busbars, allowing straightforward integration into standard distribution panels. The compact molded case construction provides reliable arc containment and electrical isolation. This circuit breaker is suitable for protecting branch circuits, motor feeders and general-purpose loads in commercial and industrial electrical installations where moderate fault current levels are expected. It is a direct replacement part for Mitsubishi WS-V NF-S class switchgear assemblies.