Lochinvar & A.O. Smith 100166256 Pressure Switch Els PW 17895 as using 120V components on

as using 120V components on 240V lines will result in immediate failure

corroded hardware

5-inch drain pan assembly to prevent secondary water damage to the furnace or air handler cabinet

Its high acid capacity is essential for preventing motor burnout in commercial and residential systems

automatically breaking the electrical circuit to heating elements if internal temperatures exceed the factory-set threshold

Lochinvar & A.O. Smith 100166256 Pressure Switch Els PW 17895 as using 120V components onThe Lochinvar & A. O. Smith 100166256 Pressure Switch is a critical safety and operational component designed for high performance hydronic systems and commercial water heaters. This SPDT Pressure Switch (Single Pole Double Throw) functions as a direct OEM replacement part for the now obsolete PRS3406, PRS2406, and 100166157 models. Engineered with a precision 1 4" barb connection, it monitors system pressure within a 1 5 PSI range, ensuring the