Product Description
The Mitsubishi HC-MFS43BG115 MELSERVO servo motor delivers precise and reliable performance with a 3,000 RPM rated speed, electromagnetic brake, and a 1/5 reduction gear for optimized torque. Its 400W output, 131072 ppr encoder, and IP55-rated straight shaft design ensure robust operation in demanding industrial environments, reaching a maximum 4,500 RPM (5,175 RPM instantaneous).
Is Your Device Showing These Signs?
The Mitsubishi HC-MFS43BG115 servo motor commonly exhibits issues such as resolver feedback errors, necessitating resolver replacement or recalibration. Overcurrent faults are frequently traced to shorted windings within the motor or IGBT failures in the drive. Mechanical problems include bearing wear, resulting in excessive noise and vibration, demanding bearing replacement. Connector pin damage and cable degradation lead to communication failures between the motor and drive, requiring connector repair or cable replacement. Incorrect motor parameter settings in the servo drive cause performance issues, mandating parameter verification and adjustment.
Technical specifications
The Mitsubishi HC-MFS43BG115 MELSERVO servo motor offers precise performance with a 3,000 RPM rated speed, electromagnetic brake, 1/5 reduction gear, 400W output, 131072 ppr encoder, and IP55-rated design, reaching a maximum 4,500 RPM.
Our Repair Process for the
HC-MFS43BG115
Our repair process for the Mitsubishi HC-MFS43BG115 servo motor begins with a comprehensive evaluation to pinpoint the fault. Resolver feedback errors necessitate immediate resolver replacement or recalibration. Overcurrent faults demand a thorough inspection of motor windings and drive IGBTs, with repair or replacement performed as needed. Mechanical issues such as bearing wear require complete bearing replacement to eliminate noise and vibration. Connector pin damage or cable degradation results in connector repair or full cable replacement to restore proper communication. Incorrect motor parameters in the servo drive are corrected through careful verification and adjustment to ensure optimal performance.
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.

















