Lochinvar & A.O. Smith 100288429 Switch R-134A ensuring you have the reach

ensuring you have the reach required for varied field configurations

Always verify the shell model before installation to ensure a proper seal

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

Optimized Flow: Restores factory-standard flow characteristics (5

Lochinvar & A.O. Smith 100288429 Switch R-134A ensuring you have the reachThe 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.