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Product Description
The Mitsubishi MELSERVO MR-J3-200ARJ070 is a versatile and compact 200W servo drive, operating on 200-230VAC (single or three-phase) at 50/60Hz, tolerating 170-253VAC fluctuations, and utilizing sine-wave PWM control for smooth, regulated performance; it features a 24VDC auxiliary output, weighs 0.8kg, is force-ventilated, and functions reliably between 0C and +55C.
Is Your Device Showing These Signs?
The Mitsubishi MR-J3-200ARJ070 servo drive commonly requires repair due to overcurrent faults stemming from shorted IGBTs or damaged power modules. Encoder feedback issues, resulting in positioning errors and alarms, are frequently addressed by replacing faulty encoders or repairing damaged encoder cables. Communication errors, often caused by corrupted firmware or faulty network interfaces, necessitate firmware reflashing or communication module replacement. Overheating issues, attributable to failed cooling fans or blocked heat sinks, demand fan replacement or heat sink cleaning to restore proper thermal management. Component failures on the control board, such as capacitors or resistors, lead to operational instability and require component-level repair or board replacement.
Technical specifications
The Mitsubishi MR-J3-200ARJ070 is a compact 200W servo drive (200-230VAC, single/three-phase) with sine-wave PWM control, 24VDC auxiliary output, weighs 0.8kg, is force-ventilated, and operates from 0C to +55C.
Our Repair Process for the
MR-J3-200ARJ070
Our repair process for the Mitsubishi MR-J3-200ARJ070 servo drive begins with a comprehensive diagnostic assessment to pinpoint the root cause of the malfunction, whether it be overcurrent faults traced to shorted IGBTs or damaged power modules, encoder feedback issues causing positioning errors, communication errors due to corrupted firmware or faulty network interfaces, overheating problems stemming from failed cooling fans or blocked heat sinks, or component failures on the control board. Repairs are then executed, which include replacing faulty encoders or repairing damaged encoder cables, reflashing firmware or replacing communication modules, replacing cooling fans or cleaning heat sinks, and performing component-level repair or board replacement. Each repair concludes with rigorous testing to ensure the servo drive operates within specified parameters and meets performance standards before it is returned.
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.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.

Ships from Rochester, NY