Pay in 4 interest-free payments of $14.77 Learn more
Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
provided the safety timings align with the appliance requirements
000 BTU/hr to ensure safe pressure venting
making it suitable for coil freeze-up prevention rather than furnace over-temp protection
the piston is machined with five longitudinal grooves parallel to its length
Can the 18C-402X-38 be used for potable water systems
Lochinvar & A.O. Smith 100113143 Switch 321702-401 provided the safety timings alignThe 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