AC Technology M14150BK power supply Repair Service

Professional diagnostic and board-level repair service for this AC Technology M14150BK power supply.

The AC Technology M14150BK is a 15 HP, 460 V AC drive that incorporates an internal switching‑mode power supply to deliver regulated DC output to the motor controller circuitry. Common failure modes in this class of units include tripped or damaged line‑to‑neutral protection relays, overheating of the rectifier/transformer section, and degradation of the DC bus capacitors leading to ripple spikes and control errors. For a first‑check diagnosis, verify that the incoming 460 V AC is within spec and that all phase connections are intact; then measure the output DC rail voltage for correct regulation and inspect the rectifier bridge and filter caps for signs of burn or bulging. Finally, review any diagnostic LEDs or error codes on the drive panel to confirm whether a fault has been flagged by the internal control logic. Post Comment

Need your AC Technology M14150BK power supply repaired?

Ship your unit to our North Carolina repair shop for component-level diagnostics and a repair estimate. We service industrial control electronics and power systems nationwide.

• ⚙️ Board-level diagnostics – Troubleshooting beyond simple module replacement
• 🔁 Clear approval process – No repair begins without your approval
• 🧰 Expert Technicians – Decades of board-level experience
• ✅ 1-Year Warranty – Included with completed repairs

Start a Repair Request   Call 1-336-969-0110

Nationwide service • Industrial-grade testing • 1-year warranty on completed repairs

Owner-Operated • Practical Pricing • 1-Year Warranty • Nationwide Service

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