depot pull
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Cross-reference your cabinet data plate with the 1439389S part number to ensure proper clearance
Its compact design allows for seamless integration into existing liquid or suction lines
maintaining the system's original engineered performance standards and operational safety protocols
effectively preventing combustion under unsafe venting conditions
For end-switch models
Lochinvar & A.O. Smith 100166258 Pressure Switch Els PW 17895 Cross-reference your cabinet data plateThe Lochinvar & A. O. Smith 100166258 Pressure Switch is a critical safety component designed for precise combustion air monitoring in high efficiency systems. This 1. 35"wc SPDT Pressure Switch functions as a pneumatic prover, ensuring the inducer fan generates sufficient static pressure before allowing the ignition sequence to proceed. As the verified OEM replacement for PRS3428 and PRS2428, this part maintains the original equipments narrow