Lochinvar & A.O. Smith 100157703 Adjustable High Limit W/Manual Reset

Lochinvar & A.O. Smith 100157703 Adjustable High Limit with Manual Reset is an essential protection tool that is used on water heaters and boilers. It controls the temperature by stopping the system’s working when the given temperature is reached, to avoid overheating. This switch is commonly installed in HVAC systems particularly the Lochinvar and A.O. Smith models where the switch will need to be manually flipped to reset the system before it continues to operate. Some of the benefits are increase in protection from overheating of the systems and the equipment, increase equipment life, and decrease system failure rates which is necessary for safe and reliable heating systems.