Todd Engineering Sales PS 250 Switching Power Supply Repair Service

Professional diagnostic and board-level repair service for this Todd Engineering Sales PS 250 Switching Power Supply.

The Todd Engineering PS‑250 is a switching power supply used as a generator transfer switch in industrial and recreational applications. Common failure modes include a fried or tripped MOSFET/relay circuit (often due to a power fault), contactor burnout, and loss of 120 V output when the unit fails to engage. Initial diagnostics should verify input voltage and continuity to the relay contacts, inspect for visible arcing or burn marks on the board, and review any error codes or status LEDs that indicate a trip condition. Post Comment

Need your Todd Engineering Sales PS 250 Switching 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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