Mitsubishi MR-J2S-350B Servo Amplifier
Mitsubishi MR-J2S-350B Servo Amplifier-Replacement / Obsolete / Hard-to-Find
Mitsubishi MR-J2S-350B AC Servo Drive – 3.5kW, 200–240V, MELSERVO-J2-Super
The Mitsubishi MR-J2S-350B is a 3.5kW AC servo amplifier from the MELSERVO-J2-Super series. It is designed for high-performance industrial motion control applications, providing precise servo control for machinery, automation equipment, machine tools, and other industrial systems.
The MR-J2S-350B is rated for 3-phase 200–240V AC input and is designed to work with compatible Mitsubishi servo motors and SSCNET-based motion control systems. Mitsubishi's official documentation identifies the MR-J2S-350B as part of the discontinued MR-J2-Super series.
Product Specifications
Item | Specification |
Brand | Mitsubishi Electric |
Model | MR-J2S-350B |
Product Type | AC Servo Amplifier / Servo Drive |
Series | MELSERVO-J2-Super |
Rated Capacity | 3.5 kW |
Power Supply | 3-Phase 200–240V AC |
Control System | AC Servo |
Communication | SSCNET |
Application | Industrial Automation / Motion Control |
Compatible Motor Series | Mitsubishi HC-RFS / HC-UFS / HC-SFS series |
Status | Discontinued / Obsolete |
Mitsubishi's official product documentation lists MR-J2S-350B as a 3.5 kW model, while the official renewal documentation provides replacement configurations for existing MR-J2S-350B systems.
MR-J2S-350B Replacement
For customers maintaining existing Mitsubishi automation systems, we can help source the original MR-J2S-350B as well as replacement and renewal solutions.
Mitsubishi's renewal documentation lists MR-J4-350B-RJ020 as a first-stage replacement amplifier for certain MR-J2S-350B configurations, together with the MR-J4-T20 SSCNET conversion unit. The exact replacement combination depends on the existing servo motor and machine configuration.
Supply Options
We can assist with sourcing:
Original Mitsubishi MR-J2S-350B
New Old Stock (NOS)
Factory surplus
Tested used units
Refurbished units
Replacement servo amplifiers
Compatible Mitsubishi servo motors
Servo cables and accessories
Why Choose Us?
Original Mitsubishi automation parts
Support for obsolete & discontinued models
New and tested options available
Fast quotation for urgent requirements
Global sourcing for hard-to-find parts
Worldwide shipping
Professional export service
Support for machine maintenance and replacement projects
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