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Buy MR-J3-40A MELSERVO-J3 Series Servo Amplifier Online

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The Mitsubishi MR-J3-40A is a 400W servo amplifier for precise motion control. It features sine-wave PWM, built-in dynamic brake, and works with 200-230V AC power. Includes RS-422 communication capability.

  • 100% genuine products in stock with fast delivery.
  • 30-day return policy for quality assurance.
  • 12-month warranty for peace of mind.
SKU: MR-J3-40A
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Product details

Precision Motion Control Made Simple

Control your machines with accuracy using the Mitsubishi MR-J3-40A servo amplifier. This unit delivers reliable performance for demanding applications. Its compact design saves valuable panel space while providing full functionality.

Top Benefits

  • High-performance control for smooth motor operation
  • Built-in safety features including dynamic brake
  • Energy-saving design with regenerative resistor
  • Flexible power options (single or three-phase)
  • Easy integration with RS-422 communication

Technical Specifications

  • Brand & Model: Mitsubishi MR-J3-40A
  • Rated Output: 400W / 0.4kW
  • Output Current: 2.8A at 170V AC
  • Power Supply: 200-230V AC, 50/60Hz
  • Control Method: Sine-wave PWM
  • Regenerative Resistor: 10W built-in
  • Efficiency: 85% inverse efficiency
  • Cooling: Natural cooling, IP00 rating
  • Weight: 1.75 lbs (0.79 kg)

Key Features

  • Complete motion control in one compact unit
  • Works with compatible MELSERVO-J3 series motors
  • Includes built-in protective functions
  • Simple setup and parameter adjustment
  • Suitable for various industrial applications

Package Contents

  • Mitsubishi MR-J3-40A servo amplifier
  • Installation and user manual
  • 12-month warranty

Shipping & Support

  • Fast worldwide shipping via FedEx, UPS, DHL
  • Real-time tracking for all orders
  • Professional technical support available

Frequently Asked Questions

What motors work with this amplifier?

  • It pairs with Mitsubishi MELSERVO-J3 series servo motors.

Can I use single-phase power?

  • Yes, it accepts both single-phase and three-phase power input.

What cooling does it need?

  • It uses natural convection cooling (no fan required).

How do I select the right amplifier size?

  • Match the amplifier’s 400W rating to your motor’s power needs.

Is communication wiring included?

  • No, you need separate cables for RS-422 communication connections.

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Specifications

  • BrandMitsubishi
  • Model TypeAC Servo Amplifier Drive
  • Part NumberMR-J3-40A
  • ConditionBrand New
  • Warranty12 months

Additional information

Weight0.79 kg
Dimensions68 × 25.5 × 20 mm
Country Of Origin

United States

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