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Product Description
The Mitsubishi HF-JP734BK servo motor, part of the HF Series, is a 0.75 kW, 400V AC brushless motor designed for diverse industrial applications, operating effectively between 0 and 40C. It features a highly accurate 18-bit absolute encoder for precise position feedback and enhanced control, delivering a rated torque of 2.39 Nm and a peak torque of 7.16 Nm. Operating at 2.8 Amps (8.4 Amps peak), it includes an electromagnetic brake for rapid stops, a 90x90mm flange mount for easy integration, and an oil seal for environmental protection, while its low inertia ensures responsive performance.
Is Your Device Showing These Signs?
The Mitsubishi HF-JP734BK servo motor commonly exhibits issues such as resolver feedback errors, requiring resolver replacement or recalibration. Overcurrent faults are frequently observed, stemming from shorted windings or insulation breakdown within the motor. Bearing failure is a typical problem, leading to excessive noise and vibration, necessitating bearing replacement. Encoder malfunction is another common failure mode, resulting in positioning inaccuracies and requiring encoder repair or replacement. Finally, connector damage or corrosion causes communication failures between the servo motor and drive, demanding connector repair or replacement.
Technical specifications
The Mitsubishi HF-JP734BK is a 0.75 kW, 400V AC servo motor with an 18-bit absolute encoder, 2.39 Nm rated torque (7.16 Nm peak), electromagnetic brake, 90x90mm flange mount, and oil seal, designed for industrial use between 0-40C.
Our Repair Process for the
HF-JP734BK
Our repair process for the Mitsubishi HF-JP734BK servo motor begins with a comprehensive evaluation to pinpoint the failure. Resolver feedback errors necessitate immediate resolver replacement or recalibration. Overcurrent faults demand a thorough inspection for shorted windings or insulation breakdown, followed by appropriate winding repair or motor replacement. Bearing failure is addressed through complete bearing replacement to eliminate noise and vibration. Encoder malfunctions require meticulous encoder repair or replacement to restore accurate positioning. Connector damage or corrosion is resolved through connector repair or replacement to ensure seamless communication between the servo motor and drive.
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.

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