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Product Description
The Mitsubishi MDS-EH-SP-160 servo drive, utilizing sine wave PWM control, provides high-performance operation for diverse industrial applications with an output of up to 26 kW. It accepts a 3-phase 380-480 VAC input (75A rated, 160A max) or a 513-648 VDC input (72A), and is cooled via forced ventilation, operating between 0-55C (storage: -15 to 70C). Its IP20-rated enclosure measures 380mm x 150mm x 260mm (14.96" x 5.91" x 10.24").
Is Your Device Showing These Signs?
The Mitsubishi MDS-EH-SP-160 servo amplifier commonly experiences failures in the power module, resulting in overcurrent alarms and drive malfunction. Troubleshooting often reveals degraded electrolytic capacitors on the DC bus, necessitating replacement to restore stable voltage levels. Furthermore, IPM (Intelligent Power Module) failures are frequent, indicated by error codes related to inverter faults; IPM replacement is required. Communication errors with the CNC controller are addressed through diagnosing and repairing issues within the fiber optic interface or replacing faulty communication ICs on the control board. Overheating issues are resolved by cleaning or replacing the cooling fan and ensuring proper heatsink contact to prevent thermal shutdown.
Technical specifications
The Mitsubishi MDS-EH-SP-160 servo drive delivers high-performance operation up to 26 kW using sine wave PWM control. It accepts 3-phase 380-480 VAC or 513-648 VDC input, is force-ventilated, operates between 0-55C, and has an IP20-rated enclosure measuring 380mm x 150mm x 260mm.
Our Repair Process for the
MDS-EH-SP-160
Our repair process for the Mitsubishi MDS-EH-SP-160 servo amplifier begins with a comprehensive diagnostic assessment to pinpoint the failure. Power module failures, indicated by overcurrent alarms, are resolved by replacing degraded electrolytic capacitors on the DC bus to ensure stable voltage levels. IPM failures, identified through inverter fault error codes, necessitate IPM replacement. Communication errors are addressed by diagnosing and repairing the fiber optic interface or replacing faulty communication ICs on the control board. Overheating problems are corrected by cleaning or replacing the cooling fan and verifying proper heatsink contact to prevent thermal shutdown.
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