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Mitsubishi HG-MR43B - Servo Motors
Technical Specifications of Mitsubishi Servo Motors HG-MR43B:

| Brand | Mitsubishi |
| Product Type | Servo Motors |
| Product | HG-MR43B |
Mitsubishi Servo Motors HG-MR43B Technical Specifications:
| Specification | Value |
|---|---|
| Series | MELSERVO-J4 |
| Type | HG-MR |
| Power Supply (V) | 200 |
| Rated Capacity (kW) | 0,4 |
| Inertia | ULTRA-LOW INERTIA |
| Rated Torque (Nm) | 1,3 |
| Maximum Torque (Nm) | 3,8 |
| Rated Speed (rpm) | 3000 |
| Inertia (kg*cm2) | 164 |
| Brake | YES |
| Shaft Type | STRAIGHT SHAFT |
| Current Type | AC |
| Encoder Resolution (p/rev) | 4194304 |
| Maximum Speed (rpm) | 6000 |
| Protection Class | IP65 |
| Encoder Type | 22-BIT |
| Depth (mm) | 135,1 |
| Weight (kg) | 1,8 |
| Width (mm) | 60 |
| Height (mm) | 77,1 |
The Mitsubishi HG-MR43B Servo Motor is a 0.4 kW ultra-low inertia model engineered for fast, accurate motion control in industrial automation. It provides 1.3 Nm rated torque, 3000 rpm speed, and a 22-bit encoder with 4194304 pulses per revolution. As part of the MELSERVO-J4 series, the model supports precise positioning and stable performance in dynamic machine environments.
This servo motor is well suited for conveyors, packaging lines, compact assembly systems, pick-and-place machines, and high-speed automation tasks. Its ultra-low inertia enables rapid acceleration and deceleration, improving response in applications requiring frequent directional changes. The straight shaft design and IP65 protection allow dependable installation across industrial machinery.
The Mitsubishi HG-MR43B Servo Motor combines reliable torque delivery, accurate feedback, and consistent operating stability for long-term industrial use. With its 22-bit encoder, AC compatibility, and MELSERVO-J4 platform, it remains a trusted choice for automation tasks that require fast response and precise motion.







