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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
While this is a standard SPST pressure switch
and standard spade connectors for the wiring harness
it provides versatile cooling and heating efficiency tailored to specific ductwork requirements
Common Questions & Technical Support Is the 8201-122BX a direct swap for the older 8201-122 model
Trane BRD4874 Board 319848-301 While this is a standardThe Trane BRD4874 Dual Hi Voltage Binary Input Board (MPN: BRD4874, also identified as X13650734060) is a critical interface module for Trane chiller controls, specifically engineered for Tracer CH530 and Tracer TD7 automation platforms. This OEM board acts as a precise signal translator, converting high voltage binary inputs from external field devicessuch as pressure switches and safety relaysinto digital data the HVAC control module can process.