Power Source PC75B battery charger Repair Service

Professional diagnostic and board-level repair service for this Power Source PC75B battery charger.

The Todd Engineering PC75B is a 75‑amp, 12 VDC power supply/battery charger used in industrial battery maintenance and backup systems. Common failure points include the main transformer winding insulation breakdown, overheating of the rectifier bridge or smoothing capacitors, and degradation of the internal MOSFETs or driver ICs that control charging currents. Initial diagnostics should verify the input mains voltage and polarity, check for output ripple with an oscilloscope, and visually inspect for burnt components or loose solder joints on the power board. If available, review any error codes displayed on the unit’s panel or log files to pinpoint controller faults before proceeding with component replacement. Post Comment

Need your Power Source PC75B battery charger 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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