Product Description
The Mitsubishi MR-J2S-500CL servo drive, with a 5 kW output, delivers precise motion control using 200-230V AC (50/60 Hz) power, tolerating voltage fluctuations (170-253V AC, 5% frequency). It employs current and sine-wave PWM control, features a dynamic brake and overtravel prevention (via external limit switch), and supports backlash compensation and absolute positioning. A 5-digit LED display simplifies operation, making it suitable for diverse automated systems.
Is Your Device Showing These Signs?
The Mitsubishi MR-J2S-500CL servo amplifier commonly requires repair due to issues stemming from power supply failures, often indicated by alarm codes. Overcurrent faults and IGBT failures are frequent, necessitating component replacement and drive recalibration. Communication errors on the SSCNET III network demand troubleshooting of cabling, connectors, and the internal communication module. Encoder feedback problems, resulting in positioning inaccuracies, mandate encoder repair or replacement and parameter adjustments. Overheating, caused by inadequate cooling or excessive load, leads to thermal shutdown and requires fan maintenance or load reduction.
Technical specifications
The Mitsubishi MR-J2S-500CL is a 5 kW servo drive (200-230V AC) offering precise motion control with features like dynamic braking, overtravel prevention, backlash compensation, absolute positioning, and a 5-digit LED display.
Our Repair Process for the
MR-J2S-500CL
Our repair process for the Mitsubishi MR-J2S-500CL servo amplifier begins with a comprehensive diagnostic assessment to pinpoint the failure. Power supply failures are addressed through component-level repair or replacement, resolving alarm code indications. Overcurrent faults and IGBT failures necessitate the replacement of damaged components, followed by precise drive recalibration. Communication errors on the SSCNET III network require thorough troubleshooting of cabling, connectors, and the internal communication module; repairs are performed as needed. Encoder feedback problems, resulting in positioning inaccuracies, mandate encoder repair or replacement, coupled with parameter adjustments to ensure accurate positioning. Overheating issues, leading to thermal shutdown, are resolved through fan maintenance or load reduction to maintain optimal operating temperatures.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.

Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.

















