Hitachi Metals, LTD. 8-1106 Power Supply Repair Service

Professional diagnostic and board-level repair service for this Hitachi Metals, LTD. 8-1106 Power Supply.

The Hitachi Metals 8‑1106 is a 48 V industrial DC power supply used in servo drive and motor control cabinets. Common failure modes for this class include transformer winding insulation breakdown, rectifier diode failure, fuse or breaker tripping, and overheating of the heat sink. Start by verifying that the input mains is within spec and that the unit’s output voltage matches the expected 48 VDC; check all fuses and circuit breakers for continuity. Next, visually inspect the PCB for burn marks, cracked solder joints, or swollen electrolytic capacitors, and test the rectifier bridge with a multimeter to confirm no open diodes. Finally, review any diagnostic LEDs or error codes on the front panel and verify that the unit’s internal temperature sensor is not indicating an over‑temperature condition. Post Comment

Need your Hitachi Metals, LTD. 8-1106 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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