Choose size on the parchment sheet — price & checkout stay in the sticky loom dock.
Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
000 BTU/hr to ensure safe pressure venting
making it suitable for coil freeze-up prevention rather than furnace over-temp protection
Serviceable Design: Can be easily disassembled for cleaning
5-inch height
it simplifies field wiring by utilizing a single power connection to serve both the blower motor and the internal heating elements
Lochinvar & A.O. Smith 100113143 Switch 321702-401 000 BTU/hr to ensure safeThe 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
Pay in 4 interest-free payments of $14.77 Learn more