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Industrial-grade AC to DC power supply board used in legacy Westinghouse control systems, typically for supplying regulated voltages to logic, relay, and instrumentation circuits. Manufacturer: Westinghouse Model: 254P910H03 Function: Power Supply Module Input: Likely 120/240V AC (based on industrial standard use) Output: Regulated DC (commonly ±12V, ±15V, or 24V—determined by onboard components) Key Components: – Toroidal inductor for filtering or power factor correction – AAVID 250C656G01 heatsink for power transistor or regulator – Bridge rectifier – High-voltage electrolytic capacitors – Discrete resistors and diodes for voltage regulation and filtering Shielding: Metal cover for EMI protection Connectors: Multi-pin headers for power distribution and monitoring Mounting: Chassis or rack-mounted via corner holes Date Code: “PDRM-9.0 11-88” suggests design revision from November 1988 Application: Used in process control racks, PLC backplanes, or distributed control systems Please review pictures carefully and let us know if you have any questions!
Condition: Used
Weight: 0.10
Depth: 6.00
Length: 12.00
Width: 9.00
SKU: 4699 4.S8.8.3B
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