Mitsubishi HC-SF121 Servo Motor HCSF121

Description:

The Mitsubishi HC‑SF121 servo motor is a high‑performance motion control motor used in industrial automation systems to provide precise speed, position, and torque control. Commonly installed on CNC machines, robotics, packaging equipment, and automated assembly lines for accurate motion execution and synchronized operation. Maintenance teams and system integrators use this servo motor for machine rebuilds, motion system upgrades, and replacement of worn or failed drive motors.

Applications:

The Mitsubishi HC‑SF121 servo motor is widely used in applications requiring precise motion control and dynamic response. It is commonly found in CNC machining centers, pick‑and‑place systems, industrial robots, printing equipment, material handling conveyors, and packaging machinery where accurate positioning, speed regulation, and repeatable motion profiles are essential to production quality and cycle efficiency.

Technical Specifications:

• Model: HC‑SF121
• Motor type: AC servo motor
• Frame/size: SF series (approx. 120 mm body diameter)
• Rated voltage: AC (factory specified, typically ~200–230 V)
• Rated current: (motor specific depending on exact variant)
• Rated speed: (rpm, machine dependent)
• Feedback: Built‑in encoder (absolute/ incremental depending on variant)
• Torque: Continuous and peak torque per motor spec
• Shaft type: Keyed shaft for coupling to drive mechanisms
• Mounting: Flange mounting to machine structure
• Insulation class: Industrial rated
• Protection: IP rating per motor series
• Designed for: High‑precision motion and positioning in automation

Common Replacements:

• Mitsubishi HC‑SF121 with compatible encoder variant
• Mitsubishi HA‑FF series servo motor with similar ratings
• Yaskawa SGMAV‑04A3A6C