this component is specifically rated for 208/240V HVAC systems

This component is cross-referenced with York part number 208P51 and is specifically compatible with high-capacity models like the D1EG090N13046E

maintaining the original engineering specifications of the unit

maintaining system reliability throughout the heating season

including the SUPCO SPP series and 5-2-1 kits

Lochinvar & A.O. Smith 100166258 Pressure Switch Els PW 17895 this component is specifically ratedThe 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