Description
The Mitsubishi HG-KN43J-S100 400W AC Servo Motor is a compact, high-precision industrial motion control motor engineered by Mitsubishi Electric. Belonging to the MELSERVO-J4 series, this low-inertia 0.4kW AC servo motor converts electrical commands from MR-J4 amplifiers into precise rotational speed, exact position output, and smooth torque delivery.
Designed for machine builders, panel integrators, and automation engineers across Bangladesh, the HG-KN43J-S100 provides superior dynamic response and positioning stability. With its low-inertia rotor construction and high-resolution absolute/incremental optical encoder feedback, it is ideal for high-speed automated packaging, electronic component placing, CNC axis driving, and textile machinery operating under demanding continuous production schedules.
Key Features
- 400W (0.4kW) rated power output with low rotor inertia for rapid dynamic acceleration
- Designed for direct pairing with Mitsubishi Electric MR-J4 series AC servo amplifiers
- Integrated high-resolution absolute/incremental encoder for micro-positioning accuracy
- Compact 60mm square flange mounting profile for space-constrained machine designs
- Rated operational speed up to 3000 RPM delivering smooth, low-vibration rotation
- Keyway shaft specification (“-S100” designation) ensuring anti-slip mechanical coupling
- Dust-resistant industrial protective housing engineered for high operational reliability
Technical Advantages
- High Efficiency Engine: Premium stator and magnetic rotor layout minimize copper and core losses during rapid cycling.
- Durable Construction: Heavy-duty aluminum housing and precision-balanced bearings ensure an extended service life under continuous industrial duty.
- Safety & Thermal Protection: Built to withstand thermal stress, limiting coil temperature rise during high acceleration/deceleration cycles.
- Energy Saving Operation: Precise closed-loop vector control draws electrical power strictly relative to mechanical load torque.
- Easy Maintenance & Diagnostics: Plug-and-play connector interface and software diagnostic monitoring via MELSOFT MR Configurator2 streamline setup.
Applications
- Industrial: CNC routing axes, electronic assembly machines, SMT pick-and-place equipment, and robotic automation gantries.
- Factory: High-speed packaging lines, textile spinning and weaving machinery, labeling mechanisms, and printing presses.
- Project Installation: Automated material handling systems, linear positioning tables, and custom factory automation lines.
Why Choose This Product?
- Proven Japanese Quality: Manufactured by Mitsubishi Electric, setting the global benchmark for motion control reliability and performance.
- Unmatched Speed & Precision: High-frequency response and high-resolution encoder eliminate positioning errors and machine chatter.
- Cost Effectiveness: Compact footprint and low maintenance requirements reduce total operating cost over the machine lifecycle.
- After-Sales Value: Available via loopshop.com.bd with localized customer support, technical documentation, and fast delivery across Bangladesh.
Technical Specification Table
| Specification | Details |
| Model | HG-KN43J-S100 |
| Brand | Mitsubishi Electric |
| Rated Power | 400W (0.4 kW) |
| Voltage | 200V AC Class |
| Current | Not Available |
| Frequency | Not Available |
| Efficiency | High Efficiency Brushless AC Servo |
| Protection | Dust-resistant Industrial Enclosure |
| Dimension | 60 mm Square Flange Size |
| Weight | Not Available |
| Operating Temperature | Not Available |
| Warranty | Standard Manufacturer Warranty |
Features List
✓ High-efficiency 400W low-inertia AC servo motor
✓ Direct compatibility with Mitsubishi MR-J4 series servo amplifiers
✓ High-resolution absolute/incremental encoder feedback
✓ 60mm frame size with keyway shaft (“-S100” option)
✓ Low noise, minimal vibration, and long service life
Benefits For Customers
- Reduces Electricity Cost: Closed-loop vector execution limits unnecessary power consumption during rapid start-stop cycles.
- Improves Operational Reliability: High positioning accuracy eliminates drift and reduces scrap rates in precision production lines.
- Saves Maintenance Cost: Brushless construction and sealed precision bearings minimize scheduled mechanical maintenance.
- Suitable for Bangladesh Environment: Rugged industrial housing protects internal windings against ambient dust and humidity in BD factory panels.
Installation & Maintenance Guide
Installation Requirements:
- Fix the 60mm motor flange securely to a rigid mechanical frame to prevent vibration during rapid acceleration.
- Ensure precise concentric alignment between the motor keyway shaft and driven mechanical coupling.
- Route encoder feedback cables through separate conduit channels away from high-voltage motor power lines to prevent signal noise.
- Use original Mitsubishi connector plugs and shielded twisted-pair cables properly bonded to ground.
Maintenance Tips:
- Routinely clean the external motor body to ensure unobstructed convective heat dissipation.
- Check shaft coupling tightness, keyway seat, and connector lock mechanisms periodically for secure fitment.
- Monitor control cabinet airflow to ensure ambient temperatures around connected servo amplifiers stay within rated limits.
Safety Instructions:
- Always disconnect main line AC power before installing, wiring, or touching motor connectors.
- Ensure ground terminals are securely bonded to protect operators against electrical shock risks.
- Do not apply radial or axial forces exceeding the motor shaft’s rated mechanical limits.
Frequently Asked Questions (FAQ)
Q: What is the price of Mitsubishi HG-KN43J-S100 400W Servo Motor in Bangladesh?
A: Pricing depends on import tariffs and live stock availability. Please check loopshop.com.bd or contact our customer support team for an updated live quote.
Q: Where can I buy Mitsubishi 400W Servo Motor HG-KN43J-S100 in Bangladesh?
A: You can purchase genuine Mitsubishi HG-KN43J-S100 servo motors online directly through loopshop.com.bd with reliable nationwide delivery in BD.
Q: Which servo amplifier is compatible with the HG-KN43J-S100 motor?
A: This motor is designed to work seamlessly with Mitsubishi MELSERVO-J4 series 200V AC servo amplifiers (such as MR-J4-40A / MR-J4-40B).
Q: What does the “-S100” designation mean in the model number?
A: The “-S100” suffix indicates that the motor shaft features a standard keyway specification for shaft coupling.
Q: What warranty does this product have?
A: It includes a standard manufacturer warranty covering defects in materials and craftsmanship. Check loopshop.com.bd for specific warranty terms.
Q: Is this servo motor suitable for the Bangladesh climate?
A: Yes, its protective enclosure and industrial thermal design allow it to perform reliably in factory environments across BD.
Q: What is the rated rotational speed of the HG-KN43J-S100?
A: The motor operates at a rated speed of 3000 RPM.
Q: What frame size is the HG-KN43J-S100 servo motor?
A: It features a compact 60mm square flange mounting frame.
Q: How to install this product?
A: Bolt the 60mm flange to your machine structure, connect the keyway shaft to your load, and attach the power and encoder feedback connectors to the MR-J4 servo amplifier.
Q: Is post-purchase technical support available in BD?
A: Yes, loopshop.com.bd provides sales verification, datasheets, and technical guidance for industrial products purchased through our store.

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