Lochinvar & A.O. Smith 100326994 Switch 323080-701 What is the difference between

What is the difference between the Synchronous and Quartz models

This furnace high limit switch features an automatic reset

Its robust construction and standardized mounting make it an essential furnace safety switch for maintaining equipment uptime and protecting the heat exchanger from excessive thermal stress

though technicians should always verify all DIP switch settings or digital parameters against the specific serial number of the unit being serviced

Lochinvar & A.O. Smith 100326994 Switch 323080-701 What is the difference betweenThe Lochinvar & A. O. Smith 100326994 is a professional grade L290F manual reset thermal switch designed for critical high limit safety applications in commercial and residential water heaters. As a direct replacement for legacy part 100167474, this manual reset limit switch ensures the burner circuit is interrupted if internal temperatures exceed the 290 degree Fahrenheit threshold. This component is essential for preventing hazardous overheating