Mitsubishi HC-RFS503B AC Servo Motor with Brake for MELSERVO-J2S

The Mitsubishi HC-RFS503B (HC-RFS503B) is a high-performance AC brushless rotary servo motor engineered for precise motion control in industrial machinery. Developed for use with Mitsubishi MELSERVO-J2S series drive systems, this servo motor features a built-in electromagnetic brake, an oil seal, and a keyed shaft to ensure dependable holding power and reliable mechanical coupling. It incorporates an integrated 17-bit absolute encoder delivering 131,072 pulses per revolution for exceptional positioning accuracy and smooth rotational feedback. Operating on a 200 VAC class power supply, the HC-RFS503B provides a rated output of 5 kW (5,000 W) with a rated operating current of 28 A. It delivers a nominal torque of 15.9 Nm at a rated rotational speed of 3,000 RPM, making it well suited for dynamic and high-torque automation tasks. The motor is constructed with a 130 x 130 mm mounting flange and features an IP65 protection rating for reliable dust and moisture resistance in tough factory environments. Rated for ambient temperatures from 0 to +40 degrees Celsius, this motor is ideal for CNC machinery, packaging lines, and automated assembly systems.