Lochinvar & A.O. Smith 100113143 Switch 322838-752 Rugged Construction: Features corrosion-resistant internal

Rugged Construction: Features corrosion-resistant internal components and a robust design capable of withstanding emergency exposure up to 65 PSI

Designed for flame detection in gas-fired applications

This 185-215F Auto Limit Switch functions as a fail-safe by monitoring internal plenum temperatures

or maintaining flow during a power outage

Plug-and-Play Compatibility: Includes the correct terminal connector

Lochinvar & A.O. Smith 100113143 Switch 322838-752 Rugged Construction: Features corrosion-resistant internalThe Lochinvar & A. O. Smith 100113143 Blocked Inlet Switch is a critical safety component designed for high efficiency commercial water heaters and boilers, including the Cyclone BTH and State SUF series. This genuine OEM replacement part acts as a normally closed (NC) pressure sensor calibrated to 2. 5" WC. Its primary function is to monitor the integrity of the air intake system, ensuring the combustion blower receives adequate airflow for safe