Mitsubishi HF-H354BS 3.5 kW AC Servo Motor with Brake

The Mitsubishi HF-H354BS (HF-H354BS) is an industrial brushless AC rotary servo motor manufactured by Mitsubishi Electric for the HF Series. Engineered for high-precision motion control, this servo motor delivers a rated output of 3.5 kW (3,500 W) and operates on a 400 VAC supply class. It features a straight shaft configuration and incorporates an integrated electromagnetic holding brake along with an integrated 20-bit absolute feedback encoder providing high-resolution position detection of 1,000,000 pulses per revolution. Designed to perform reliably in demanding automated machinery, the motor provides a rated torque of 11.1 Nm, a stall torque of 22.5 Nm, and a rated speed of 3,000 rpm, drawing a rated current of 6.9 A. The unit is built with an IP67-rated enclosure to resist dust and moisture ingress in harsh factory environments and mounts via a 114.3 x 114.3 mm flange. Operating within an ambient temperature range of 0 to +40 degrees Celsius, the motor is well suited for CNC machine tools, robotics, packaging equipment, and automated production systems requiring dependable holding capability and accurate positioning.