Lochinvar & A.O. Smith 100166249 Pressure Switch Els PW 17895 the 100157718 prevents short-cycling and

the 100157718 prevents short-cycling and ensures the stability of the heating loop in demanding commercial water heater applications

allowing for straightforward maintenance without pulling the entire assembly

allowing technicians to replace the relay component specifically without needing to pull the entire transformer or mounting plate

02-inch diameter orifice ensures accurate water distribution to the humidifier pad for peak evaporative efficiency

Lochinvar & A.O. Smith 100166249 Pressure Switch Els PW 17895 the 100157718 prevents short-cycling andThe Lochinvar & A. O. Smith 100166249 Pressure Switch is a critical safety component designed for high efficiency condensing boilers and water heaters. As a direct replacement for the obsolete PRS30030, this genuine OEM pressure switch ensures your equipment maintains proper combustion air proving and flue monitoring. Featuring a 1. 05" WC setpoint and a SPDT (Single Pole Double Throw) configuration, this switch provides the reliable electrical