Lochinvar & A.O. Smith 100166156 Pressure Switch Freon For service professionals managing light

For service professionals managing light commercial or residential maintenance

Built with a NEMA 48 frame and a 1/2-inch diameter shaft

Contractors depend on this Bard contactor replacement when addressing no-start conditions

Can this be used for one-pipe steam systems

Reliable industrial gas modulation depends on this sensor's ability to limit discharge air within the specified setpoints

Lochinvar & A.O. Smith 100166156 Pressure Switch Freon For service professionals managing lightThe Lochinvar and A. O. Smith 100166156 Air Pressure Switch is a critical safety component designed for precise differential pressure sensing in high efficiency water heaters and boilers. This switch, which is identical to PRS2405, monitors the venting system to ensure the combustion blower is moving sufficient air for safe operation before the ignition sequence begins. Built to handle low positive or negative pressure fluctuations, it prevents short