Reznor 205445 Pressure Switch Els PW 17895 What is the difference between

What is the difference between this HGP-G model and an auto-reset version

This switch is designed to mount onto a main contactor to provide additional control signals

this unit is factory-calibrated at -0

Easy Field Identification: High-visibility alphanumeric markings and a mechanical drop-pin collector allow for instant identification of activated units

ensuring balanced phase shifts and reduced winding heat

Reznor 205445 Pressure Switch Els PW 17895 What is the difference betweenThe 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