Mitsubishi MR-J3-70B

Mitsubishi Electric MELSERVO J3 AC Servo Drive

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Mitsubishi MR-J3-70B Electric MELSERVO J3 AC Servo Drive — Servomotors & Servo Drives
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Product Description

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The Mitsubishi Electric MELSERVO J3 AC Servo Drive is a high-performance solution designed for precise motion control applications. This servo drive is part of the MR-J3 series, known for its advanced features and robust performance. It operates using sine wave PWM control and current control methods, ensuring smooth and accurate positioning.

With a rated output of 750W (0.75kW) and a rated current of 5.8A, this servo drive is suitable for demanding industrial environments. It supports both single-phase (2P) and three-phase (3P) input networks with a supply voltage range of 200Vac to 230Vac. The built-in dynamic brake and regenerative resistor enhance safety and efficiency during operation.

The MR-J3-70B model includes multiple protection functions such as overcurrent shut-off, regeneration overvoltage shut-off, overload shut-off (electronic thermal), servo motor overheat protection, encoder fault protection, regeneration fault protection, undervoltage/sudden power outage protection, overspeed protection, and excessive error protection. These features ensure reliable and safe operation under various conditions.

For connectivity, the servo drive offers high-speed serial communication through SSCNET III/H, providing seamless integration with compatible systems. It includes digital inputs and outputs, as well as analog outputs for versatile interfacing options. The drive is designed with forced ventilation cooling to maintain optimal performance.

Applications: The Mitsubishi...

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Offer details

Best offer from:
Trusted supplier — United Kingdom, member since 2023
Availability:
5 pcs.
In-Stock
Updated at: 05-09-2026
Warranty:
12 months
Condition:
New Surplus
New Surplus - A new, unused, undamaged item without a manufacturer guarantee. The item may come without original packaging or in replacement packaging. If provided, the box may have been opened.
The Seller is responsible for shipping the product and invoicing

Specifications

Supply voltage (AC)
200Vac-230Vac (200V class; 220Vac / 230Vac)
Type of network
Single-phase input (2P) or 3-phase input (3P)
Rated current
5.8A
Rated active power
750W / 0.75kW
Current consumption
3.8A input
Power consumption
30 W (drive auxiliary power consumption)

Available Offers

(12)
MR-J3-70B Mitsubishi Electric, Servomotors & Servo Drives

Mitsubishi Electric

Available:
30 pcs.
In-Stock
Updated at: 04-09-2026
Offer from:
Trusted supplier — Germany, member since 2024
Warranty:
24 months
MR-J3-70B Mitsubishi Electric, Servomotors & Servo Drives

Mitsubishi Electric

Available:
16 pcs.
In-Stock
Updated at: 05-09-2026
Offer from:
Trusted supplier — United States, member since 2023
Warranty:
12 months
MR-J3-70B Mitsubishi Electric, Servomotors & Servo Drives

Mitsubishi Electric

Available:
4 pcs.
In-Stock
Updated at: 05-09-2026
Offer from:
Trusted supplier — United Kingdom, member since 2024, 5–9 employees
Warranty:
12 months

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Data Sheet

Datasheet for Mitsubishi Electric MR-J3-70B, including specifications and features.

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