York S1-026-32266-001 Pressure Switch 30067439-890 Featuring a rugged aluminum die-cast

Featuring a rugged aluminum die-cast housing and a specialized rubber seat poppet

guaranteeing seamless integration with AK-series controllers

or a ruptured diaphragm within the switch itself

Engineered with a 4-inch roll-out diaphragm

York S1-026-32266-001 Pressure Switch 30067439-890 Featuring a rugged aluminum die-castThe York S1 026 32266 001 Pressure Switch is an OEM replacement part engineered for precise monitoring of the furnace drain line. Calibrated to trigger at . 65 inch water column (WC), this blocked drain pressure switch is a critical safety component designed to detect restricted condensate flow in natural gas furnaces. By sensing backpressure caused by a clogged trap or blocked PVC drain line, it provides essential protection against heat exchanger