Mitsubishi MR-J4-DU45KA4-RJ Servo Drive Unit for MELSERVO MR-J4 Series

The Mitsubishi MR-J4-DU45KA4-RJ (MR-J4-DU45KA4-RJ) is an AC servo drive unit designed for use within the MELSERVO MR-J4 series motion control architecture. Built to deliver precise motor drive management, this unit integrates built-in dynamic braking alongside an internal braking resistor to ensure controlled, reliable stopping and optimal energy dissipation during rapid deceleration cycles. The drive features CC-Link network communication capability, allowing seamless integration with compatible Mitsubishi controllers and distributed automation systems for real-time motion coordination and monitoring. Engineered with an IP20 degree of protection, the MR-J4-DU45KA4-RJ is intended for installation within protective industrial control cabinets. It operates reliably across an ambient temperature range of 0 to +55 degrees Celsius. This servo drive unit is suitable for a wide range of motion control applications, including automated assembly lines, packaging machinery, machine tools, and material handling systems requiring synchronized positioning, speed regulation, and torque control. Its robust construction ensures long-term operational stability and dependable performance in modern industrial production environments.