Lochinvar & A.O. Smith 100166249 Pressure Switch Els PW 17895 02-inch diameter orifice ensures accurate

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

5-ton nominal unit operates on a 208/230V

utilizing a genuine 1192716 switch ensures direct compatibility with Tempstar

it eliminates the need for field modifications or generic bracket adaptations often found with aftermarket alternatives

Lochinvar & A.O. Smith 100166249 Pressure Switch Els PW 17895 02-inch diameter orifice ensures accurateThe 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