Lochinvar & A.O. Smith 100170640 Thermostat Control 318423-701 this genuine Carrier part eliminates

this genuine Carrier part eliminates the guesswork of universal "hard start" kits by maintaining the original factory-specified timing and dropout voltage of the relay

and carbon

and residential gas-fired burner systems

This 40-55F Auto Limit Switch serves as a direct

Lochinvar & A.O. Smith 100170640 Thermostat Control 318423-701 this genuine Carrier part eliminatesAs a veteran tech, you know that maintaining thermal safety is non negotiable for commercial boiler and water heater uptime. The Lochinvar & A. O. Smith 100170640 Thermostat Control is a critical high limit thermostat engineered to provide precise over temperature protection in Lochinvar boilers and high recovery water heating systems. This genuine OEM temperature limit switch serves as a direct replacement for the obsolete Lochinvar TST30009,