Professional diagnostic and board-level repair service for this Nedap 9552456 power supply.
Nedap 9552456 is a high‑voltage ballast power supply designed for HOK 25/100 lamp systems, accepting 220–277 VAC at 50–60 Hz and delivering up to 450 VDC @ 7 A with an ignition output of 600–975 VRMS. Common failure modes in this class include transformer winding insulation breakdown, capacitor electrolyte leakage or degradation, and rectifier diode burnout due to over‑voltage spikes. First‑check diagnostics: verify incoming mains voltage and polarity, measure output DC rail under no‑load and load conditions for continuity and correct voltage; inspect the internal capacitors for bulging or leakage, and test the bridge rectifier diodes with a multimeter for shorts. |
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.
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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145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.
Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.