Mitsubishi HG-KR23BJ MR-J4-20A Servo Motor HGKR23BJ

Description:

The Mitsubishi HG-KR23BJ Servo Motor with MR-J4-20A Servo Drive is used in industrial automation systems to provide precise motion control, positioning accuracy, and high-speed performance. Commonly installed in robotics, CNC machines, packaging equipment, and automated assembly lines requiring compact and responsive servo systems. Maintenance teams, OEMs, and system integrators use this part for system upgrades, servo replacements, and new automation installations. 

Applications:

The Mitsubishi HG-KR23BJ motor paired with MR-J4-20A drive is widely used in applications requiring high precision and fast response. It is applied in pick-and-place systems, semiconductor equipment, conveyor automation, and small-scale CNC machinery, ensuring smooth motion control, reduced vibration, and consistent operational accuracy in demanding environments.

Technical Specifications:

• Manufacturer Part Number (MPN): HG-KR23BJ / MR-J4-20A
• Brand: Mitsubishi Electric
• Product Type: Servo Motor and Drive Combo
• Motor Series: HG-KR Series
• Drive Series: MR-J4 Series
• Rated Motor Output: 200 W (0.2 kW)
• Rated Speed: 3000 RPM (typical)
• Encoder Type: Absolute encoder
• Encoder Resolution: High-resolution (model-dependent)
• Drive Input Voltage: 1-phase or 3-phase 200–240 VAC
• Control Method: Advanced digital servo control
• Communication Interface: SSCNET III/H (model-dependent)
• Brake: With holding brake (BJ type)
• Cooling Method: Natural cooling (motor) / forced air (drive)
• Mounting Type: Flange mount motor / panel-mounted drive
• Application Environment: Robotics, CNC, automation systems

Common Replacements:

• Mitsubishi HG-KR23B Servo Motor + MR-J4-20A Drive
• Mitsubishi HG-KR13BJ Servo Motor + MR-J4-20A Drive
• Mitsubishi HG-KR23BJ + MR-J3-20A Servo System