Lochinvar & A.O. Smith 100166256 SPDT Pressure Switch

The Lochinvar & A.O. Smith 100166256 is an SPDT Pressure Switch, important switch used in HVAC applications particularly in boilers and water heaters. It regulates pressure and prevents pressure levels from going high than the recommended limit for the system. This SPDT switch is highly effective in delivering its function as it can open or close electrical circuits depending on the pressure. It is useful in protecting the system, increases operational safety, and increases life cycle of equipments. It is a necessity for efficient output from a heating and cooling system.