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Mitsubishi MR-J4-200A-RJ

Mitsubishi Mr-J4-200A-Rj
Mitsubishi Mr-J4-200A-Rj

Mitsubishi MR-J4-200A-RJ

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Eligible for Next Day Delivery All Parts Come with 24 Month Warranty New, Refurbished and Repairs Available

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All products (new, refurbished, and repairs) are covered by the Industrial Automation Company's 2 Year Warranty. Manufacturer's Warranty does not apply.

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Mitsubishi MR-J4-200A-RJ

The Mitsubishi MR-J4-200A-RJ is a high-performance servo amplifier that delivers precise motion control and robust performance in various industrial applications. This amplifier is part of the MR-J4 series, known for its advanced features, reliability, and seamless integration with Mitsubishi servo motors. Here is a detailed technical description of the MR-J4-200A-RJ.

Electrical Specifications:

The Mitsubishi MR-J4-200A-RJ servo amplifier boasts a rated output power of 2 kW, ensuring robust performance for various industrial applications. It operates at a rated voltage of 3-phase 200-240V AC, with a frequency of 50/60 Hz, and delivers a rated output current of 11.0 A.

The control method employed by this amplifier is sine-wave PWM control, utilizing a current control method to ensure precise and smooth operation. Additionally, it features a built-in dynamic brake, with an external option available for enhanced flexibility and performance.

The MR-J4-200A-RJ also supports fully closed-loop control, facilitated through Mitsubishi's high-speed serial communication, making it an ideal choice for applications demanding high accuracy and reliability.

The MR-J4-200A-RJ offers high-precision control with a positioning feedback pulse encoder resolution of 22 bits. This ensures precise and smooth motion control for applications requiring high accuracy. The amplifier supports multiple communication interfaces, including USB for connection to personal computers and RS-422, supporting up to 32 axes. This makes it highly versatile for integration into complex systems.

The MR-J4-200A-RJ has built-in dynamic brake capabilities and supports external regenerative options to enhance energy efficiency and performance during high dynamic operations.

Operating Conditions:

This particular amplifier weighs only 2.1kg and has a very compact design, making it ideal for use in space-constrained industries. The amplifier operates efficiently in a temperature range of 0°C to 55°C (non-freezing) and can be stored in temperatures ranging from -20°C to 65°C. It has a vibration resistance of 5.9 m/s² at frequencies between 10 Hz and 55 Hz in the X, Y, and Z directions.

Integration and Compatibility:

The MR-J4-200A-RJ is compatible with a range of Mitsubishi servo motors, including the HG-KR, HG-MR, HG-SR, and HG-UR series. This compatibility allows flexible integration into existing systems, ensuring optimal performance and scalability. The amplifier also supports multiple encoder interfaces, including two-wire type, four-wire type, and A/B/Z-phase differential output methods.


Given its robust performance and advanced features, the MR-J4-200A-RJ is suitable for a variety of industrial applications. These include precision machining, where its high accuracy ensures exceptional control and quality. The amplifier's precise motion control capabilities are invaluable in robotics, enabling smooth and accurate robotic movements. The MR-J4-200A-RJ is also ideal for automated assembly lines, providing reliable and efficient operation to keep production processes running smoothly. Additionally, its performance makes it a great fit for packaging machines, ensuring consistent and precise packaging operations

Frequently Asked Questions:

What control methods are supported by the MR-J4-200A-RJ servo amplifier?

The MR-J4-200A-RJ employs a sine-wave PWM control method, utilizing a current control approach. This ensures precise and smooth operation, making it suitable for applications requiring high accuracy and stability levels in motion control.

How does the dynamic brake feature of the MR-J4-200A-RJ function?

The MR-J4-200A-RJ comes with a built-in dynamic brake that helps quickly stop the servo motor during emergencies or sudden stops. Additionally, it supports an external dynamic brake option, providing enhanced braking performance for applications requiring rapid deceleration.

What is the power supply requirement for the Mitsubishi MR-J4-200A-RJ?

The Mitsubishi MR-J4-200A-RJ requires a 3-phase power supply with a voltage range of 200-240V AC. It operates within a permissible voltage fluctuation range of 170V AC to 264V AC, ensuring stable performance even under varying power conditions.

Product Specifications Table

Attribute Specifications
Rated Output Power 2 kW
Rated Voltage 3-phase 200-240V AC, 50/60 Hz
Rated Output Current 11.0 A
Control Method Sine-wave PWM control, current control method
Dynamic Brake Built-in with an external option available
Fully Closed Loop Control Available with Mitsubishi high-speed serial communication
Communication Interfaces USB, RS-422
Operating Temperature 0°C to 55°C (non-freezing)
Storage Temperature -20°C to 65°C (non-freezing)
Vibration Resistance 5.9 m/s² at 10 Hz to 55 Hz (X, Y, Z directions)

Buying Options
Buying Options

All products are covered by Industrial Automation Co.'s 2-Year Warranty.

Condition SKU Price Warranty Availability Quantity Purchase
IAC Certified Refurbished MR-J4-200A-R 2 Year Extended Warranty Call for Availability Call for Availability (877)-727-8757
Quick Repairs and Great Service

Send in your item for a free evaluation and repair quote. Use our RMA form or email a repair request to service@iac.us.com , and we will contact you to assess your situation and offer shipping information.

All products (new, refurbished, and repairs) are covered by the Industrial Automation Company's 2 Year Warranty. Manufacturer's Warranty does not apply.