York S1-024-39718-000 Switch 323613-751 the Copeland motor start relay

the Copeland motor start relay integrates seamlessly into existing control circuits

Self-Powered Operation: Induced power from the monitored line eliminates the need for an external power supply

making it ideal for standard water-based applications where precise conductivity sensing is required

000 BTU/HR capacities featuring direct spark ignition

Use a multimeter to check for continuity across the coil leads

York S1-024-39718-000 Switch 323613-751 the Copeland motor start relayThe York S1 024 39718 000 is an OEM two stage pressure switch designed for precision air flow monitoring in high efficiency furnace systems. This 0. 90" WC pressure switch serves as a critical safety component, ensuring the draft inducer motor is generating the required vacuum pressure before the ignition sequence initiates. Specifically engineered for York, Coleman, and Luxaire gas furnaces, this high fire switch prevents hazardous conditions like