Lochinvar & A.O. Smith 100166234 Pressure Switch 30067439-890 Thermal Stability: Rated for use

Thermal Stability: Rated for use in proximity to gas furnace heat exchangers and electric heat strips without deformation

The KUP series relay is rated for high-cycle mechanical life

using this genuine HVAC sensor well is critical for maintaining system calibration and preventing leaks at the insertion point

a regulator conversion spring for the gas valve

featuring a ceramic insulator that prevents high-voltage leakage to the ground

Lochinvar & A.O. Smith 100166234 Pressure Switch 30067439-890 Thermal Stability: Rated for useThe Lochinvar & A. O. Smith 100166234 is a robust 1. 15" WC SPDT pressure switch designed for critical monitoring in high efficiency heating systems. As a direct OEM replacement part, it is identical to PRS30014 and PRS2424, ensuring seamless integration without field modifications. This diaphragm actuated switch utilizes a Single Pole Double Throw (SPDT) contact configuration, allowing it to function as a safety interlock by verifying proper venting