Lochinvar & A.O. Smith 100109925 Switch 323080-701 the 78F90 features a 1/2-inch

the 78F90 features a 1/2-inch x 2

Flexible Mounting: Includes a heavy-duty L-bracket

providing immediate feedback to the flame safety amplifier to prevent hazardous fuel buildup if the flame is lost

even during extended idle periods

heavy-duty commercial electric thermostat designed for demanding process control applications where precision is paramount

Lochinvar & A.O. Smith 100109925 Switch 323080-701 the 78F90 features a 1/2-inchThe Lochinvar & A. O. Smith 100109925 Blocked Inlet Switch is a critical safety component designed for high efficiency gas fired boilers and commercial water heaters. This normally closed (NC) pressure switch is calibrated to a 1. 0 inch water column set point, ensuring the combustion blower maintains proper airflow for safe ignition. If the intake system encounters excessive static pressure due to blocked air intake pipes, debris in the mesh screen,