Mitsubishi HK-KT43BG5-1-33 Regenerative Converter Unit for MELSERVO J4 Series

The Mitsubishi HK-KT43BG5-1-33 is a regenerative converter unit designed for use with the Mitsubishi Electric MELSERVO J4 series servo drive systems. It is functionally equivalent to the Mitsubishi MRRB14 regenerative brake resistor unit. The regenerative converter absorbs and dissipates the kinetic energy returned by the servo motor during deceleration or braking, protecting the servo amplifier from over-voltage conditions and enabling smooth, controlled stopping of the motor. This unit is intended for integration into MELSERVO J4 drive configurations where regenerative energy management is required, such as in high-inertia or high-duty-cycle applications including CNC machinery, automated assembly lines, and material handling equipment. By pairing the HK-KT43BG5-1-33 with a compatible MR-J4 series servo amplifier, users can maintain reliable system performance and extend the operational life of the drive components. Contact us for availability and pricing.