Lochinvar & A.O. Smith 100294585 Pressure Switch Always verify your valve's model

Always verify your valve's model suffix

this 0-30 PSI gauge uses a standard 1/8" NPT center back connection

Durable Tubular Steel: Constructed from high-grade steel to resist sagging and corrosion under intense heat

Check the threading on your existing faucet body

Lochinvar & A.O. Smith 100294585 Pressure Switch Always verify your valve's modelWhen you're out on a service call and a high efficiency Lochinvar boiler or A. O. Smith water heater isn't firing, the 100294585 Pressure Switch is often the technical culprit. This 0. 68" WC pressure switch is a critical safety component designed to calibrate the air to fuel ratio by monitor differential pressure within the combustion chamber. As a direct OEM replacement part for the discontinued 100166118 and PRS20024, it ensures the inducer motor