Lochinvar & A.O. Smith 100110729 Prover Switch R-410A also identified by model number

also identified by model number CO-11

As the direct OEM 5H79374-4 replacement

Industrial Digital Communication: Supports remote monitoring via Modbus or Allen-Bradley protocols for streamlined system integration

spring-return actuator with auxiliary feedback

it must be installed according to the flow direction arrows and local mechanical codes to ensure proper draft

Lochinvar & A.O. Smith 100110729 Prover Switch R-410A also identified by model numberThe Lochinvar & A. O. Smith 100110729 Prover Switch is a critical safety component designed for high efficiency condensing boilers and commercial water heaters. This OEM pressure switch serves as a blower prover, ensuring the combustion air blower is generating sufficient static pressure to safely vent flue gases before the ignition sequence begins. As the direct updated version for FS6679 1338, this part features a normally open contact configuration