Mitsubishi HC-KFS73K AC Servo Motor for MELSERVO-J2S

The Mitsubishi HC-KFS73K (HC-KFS73K) is an AC rotary brushless servo motor designed for high-performance positioning and speed control within the MELSERVO-J2S series. Built with a keyed shaft and an integrated 17-bit absolute encoder delivering 131,072 pulses per revolution, this motor provides precise feedback and reliable dynamic response in industrial motion control systems. Operating on a 200 V AC supply class, the motor delivers a rated output power of 750 W (0.75 kW) with a rated armature current of 5.8 A. It produces a continuous rated torque of 2.4 Nm at a rated rotational speed of 3,000 RPM. The unit features an 80 mm by 80 mm square mounting flange and provides IP55 ingress protection against dust and liquid splash. Designed for ambient operating temperatures between 0 °C and +40 °C, the HC-KFS73K is widely utilized in automated assembly machines, packaging systems, conveying lines, and specialized production machinery paired with compatible Mitsubishi servo amplifiers.