Reznor 205821 Pressure Switch Els PW 17895 Automatic System Recovery: Integrated auto-reset

Automatic System Recovery: Integrated auto-reset technology eliminates service calls for simple nuisance trips

Common causes include dirty air filters

which is beneficial for systems with high-draw components

Maintaining balanced airflow is critical for heat exchanger longevity and preventing limit switch tripping

Reznor 205821 Pressure Switch Els PW 17895 Automatic System Recovery: Integrated auto-resetThe Reznor 205821 Pressure Switch is a critical safety component designed for precise combustion air verification in high efficiency unit heaters and duct furnaces. This OEM Reznor replacement part is factory calibrated to a . 50"wc set point, ensuring the inducer motor generates the necessary draft before the ignition sequence initiates. Featuring a single pole single throw (SPST) contact configuration, the switch closes upon sensing sufficient