Mitsubishi HG-KN43BJ-S100 400W AC Servo Motor with Brake for MELSERVO-JE

The Mitsubishi HG-KN43BJ-S100 (HG-KN43BJ-S100) is a low-inertia brushless AC rotary servo motor engineered for pairing with MELSERVO-JE servo drive amplifiers. Designed for high-precision industrial motion control, this motor features an integrated 17-bit absolute feedback encoder providing a resolution of 131,072 pulses per revolution, an internal electromagnetic holding brake, an oil seal, and a straight drive shaft. Operating on a 200 VAC supply class, the unit delivers a rated output of 400 W (0.4 kW) with a rated torque of 1.3 Nm and a rated speed of 3,000 r/min. It draws a rated current of 2.6 A under standard conditions. Built with a 60 mm by 60 mm flange mounting configuration, the servo motor offers an IP65 degree of protection against dust and water ingress, suitable for demanding operating environments with ambient temperatures from 0 to +40 degrees Celsius. Typical applications include packaging machinery, pick-and-place robots, electronic assembly systems, material handling equipment, and automated production machinery requiring dependable holding torque and accurate positional feedback.