Reznor 205445 Pressure Switch Els PW 17895 The set point is adjusted

The set point is adjusted by turning the knurled knob

Field Serviceability: Designed for T-Series take-apart valves

While standard cores focus on moisture and acid

and the 20461 wire harness required for a complete electrical and mechanical integration

ensuring maximum efficiency without signal loss

Reznor 205445 Pressure Switch Els PW 17895 The set point is adjustedThe Reznor 205445 Pressure Switch is a critical safety component calibrated for a . 15"wc pressure setting to ensure proper drafting and combustion air in commercial unit heaters. Designed for high reliability applications, this genuine OEM replacement part monitors the negative pressure generated by the inducer motor, verifying that exhaust gases are safely vented before the ignition sequence begins. It serves as a safety limit switch that prevents