Lochinvar & A.O. Smith 100288429 Switch R-134A this valve is essential for

this valve is essential for systems requiring precise load matching or protection against low evaporating pressures

Optimized Flow: Restores factory-standard flow characteristics (5

the P154700 is specifically designed for the electrical switching requirements of electric furnaces and is not interchangeable with standard gas valve relays

ensuring you have the reach required for varied field configurations

Lochinvar & A.O. Smith 100288429 Switch R-134A this valve is essential forThe Lochinvar & A. O. Smith 100288429 Switch is a critical safety component designed for precise air pressure sensing in high efficiency heating systems. This OEM replacement part is factory calibrated to a 3. 90" water column (WC) set point, serving as a primary air proving switch to ensure the blower motor is moving sufficient combustion air before the ignition sequence begins. Engineered for compatibility with specific Lochinvar boilers and A. O.