Lochinvar & A.O. Smith 100208231 Fuse 321042-401 leak-free installation into the gas

leak-free installation into the gas train

Technical Compatibility: Fully interchangeable with HKN-3153684

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

Replacing a compromised limit control ensures system reliability and prevents nuisance tripping caused by weakened internal thermal discs or high-resistance electrical connections frequently seen in aging residential HVAC systems

Lochinvar & A.O. Smith 100208231 Fuse 321042-401 leak-free installation into the gasThe 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