Mitsubishi HF-SP81J 850W AC Servo Motor for MELSERVO-J3 Series

The Mitsubishi HF-SP81J is an AC brushless rotary servo motor engineered for precise motion control within MELSERVO-J3 series drive systems. Operating on a 200 VAC supply voltage class, this compact motor delivers a rated output of 850 W (0.85 kW) with a rated current of 4.5 A. It produces a rated torque of 8.12 Nm at a nominal operating speed of 1,000 rpm, ensuring high dynamic response and stable positioning performance under demanding industrial duty cycles. Equipped with an integrated 18-bit absolute feedback encoder and a built-in electromagnetic holding brake, the HF-SP81J ensures reliable position retention during power interruptions and machine stops. The unit features a standard keyed shaft and a 130 mm by 130 mm flange mounting configuration for straightforward mechanical alignment. Designed for industrial operating environments, the motor provides an IP67 degree of protection and operates within an ambient temperature range of 0 to +40 degrees Celsius.