Lochinvar & A.O. Smith 100208231 Fuse 321042-401 designed with a 0

designed with a 0

this device provides accurate ambient temperature monitoring to ensure consistent environmental control

Prevents soot accumulation and heat exchanger fatigue caused by improper fuel mixtures

00" WC trip point provides reliable safety monitoring for high-static combustion environments

leak-free installation into the gas train

Lochinvar & A.O. Smith 100208231 Fuse 321042-401 designed with a 0The Lochinvar & A. O. Smith 100208231 Fuse is a critical 3. 15 Amp 250V slow blow glass fuse designed specifically for the protection of integrated control boards in high efficiency commercial boilers and water heaters. As a direct OEM replacement part, this 5x20mm cartridge fuse ensures the sensitive electronics of the Lochinvar Knight and Armor series, as well as various A. O. Smith Cyclone models, remain protected from overcurrent events and