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protecting delicate internal windings from excessive heat
Electrical Integrity: Rated for low-voltage control circuits typical in many York
093" male pin connection and includes all necessary hardware for universal mounting applications
Designed specifically for Copeland refrigeration compressors and Emerson-branded systems
Lennox 63W57 Pressure Switch Els PW 17895 protecting delicate internal windings fromThe Lennox 63W57 Pressure Switch is a critical genuine OEM component engineered for precise furnace diagnostic monitoring. This SPST furnace pressure switch is factory calibrated with a 0. 55 . 95" WC pressure rating, ensuring the inducer motor provides sufficient draft for safe combustion. As a direct replacement for Lennox 56M22, the 63W57 eliminates compatibility guesswork during emergency service calls. It functions as a safety interlock,