Product Description
The Mitsubishi MDS-CH-SPH-300 is a versatile, 8.16 kg AC spindle drive with air cooling, designed for high-speed performance in diverse industrial applications. It operates at 50/60 Hz, supports synchronous and asynchronous motors, and offers overcurrent, overvoltage, and thermal protection. Suitable for CNC lathes, milling machines, and machining centers, it functions reliably between 0C and 40C.
Is Your Device Showing These Signs?
The Mitsubishi MDS-CH-SPH-300 servo amplifier commonly exhibits issues such as overcurrent faults stemming from shorted transistors or IGBT failures within the power module. Drive errors often arise due to resolver feedback problems, requiring resolver replacement or cable repair. Communication failures are traced to faulty communication ICs or damaged fiber optic cables. Overheating is a result of fan failures or blocked heatsinks, necessitating fan replacement or cleaning. Parameter corruption leads to erratic motor behavior, demanding parameter reloading and drive recalibration.
Technical specifications
The Mitsubishi MDS-CH-SPH-300 is an 8.16 kg air-cooled AC spindle drive for high-speed industrial use, supporting synchronous/asynchronous motors with comprehensive protection features. It's suitable for CNC lathes, milling machines, and machining centers, operating reliably from 0C to 40C.
Our Repair Process for the
MDS-CH-SPH-300
Our repair process for the Mitsubishi MDS-CH-SPH-300 servo amplifier begins with a comprehensive diagnostic evaluation to pinpoint the fault. Overcurrent faults are addressed by replacing shorted transistors or failed IGBTs within the power module. Drive errors are resolved through resolver replacement or cable repair to restore proper feedback. Communication failures are rectified by replacing faulty communication ICs or repairing damaged fiber optic cables. Overheating issues are corrected by replacing failed fans or cleaning blocked heatsinks to ensure proper thermal management. Parameter corruption is eliminated by reloading parameters and recalibrating the drive to restore correct motor operation.
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