Teflon Insulation: High-grade sheathing maintains dielectric strength at temperatures up to 365°F

This unit is strictly rated for low-pressure applications with a 20 PSI max steam pressure

always verify your model and serial number to ensure this control board meets the specific logic and wiring requirements of your furnace

Designed for seamless integration with Armstrong and Allied Air furnaces

the Class F coil can generally be serviced or replaced without removing the brass valve body from the NPT piping

Lochinvar & A.O. Smith 100112168 Switch R-134A Teflon Insulation: High-grade sheathing maintainsThe Lochinvar & A. O. Smith 100112168 Switch is a critical safety component designed for low gas pressure detection in high efficiency heating systems. As a genuine OEM replacement part, this low gas pressure switch is engineered to monitor the incoming fuel supply and interrupt the burner circuit if pressure drops below the required threshold, preventing unstable combustion and potential equipment damage. It is a direct fit solution for Lochinvar