including industrial boiler water level monitoring and expansion tank drainage

locate the small holes on the underside of the sensor dial

These components operate on different voltages and control sequences and are not interchangeable

The high-impact construction is designed to withstand the thermal stress of high-output environments

significantly reducing labor time on the job site while maximizing the service life of your control components

Lochinvar & A.O. Smith 100327113 Thermostat including industrial boiler water levelThe Lochinvar & A. O. Smith 100327113 Thermostat is a critical surface thermostat engineered for high accuracy temperature regulation in commercial and residential water heating systems. Effectively serving as the direct replacement for 100170479 (also identified as old part number TST1121), this component ensures seamless HVAC system compatibility across various Lochinvar DVN and DVL series models manufactured from July 1997 to the present. As a