It maintains identical mounting footprints and collar sizing for 9-inch commercial water heater venting

When your chiller’s power distribution fails

the technical specs and multi-fit mounting system make this a standard truck-stock item for professional technicians

providing a wide low-pressure output range of 12-28" WC

Lochinvar & A.O. Smith 100208388 Pressure Switch 323613-751 It maintains identical mounting footprintsThe Lochinvar & A. O. Smith 100208388 Pressure Switch is a critical 1" WC (Water Column) safety component designed for high efficiency boiler and water heater systems. As an authentic OEM replacement part, it ensures the inducer motor is pulling the correct draft before the ignition sequence begins. Rated at 1. 0" WC, this single pole, double throw (SPDT) switch is engineered to monitor combustion air pressure and prevent operation under unsafe