Exact OEM Fit: Specifically sized at 16

Protect Critical Components: Prevents damage to circulator pumps and zones by cutting off the heat source before water reaches dangerous temperatures

making it compatible with high-pressure refrigerants including R-410A and R-134a

Using an LP orifice in a natural gas application will result in significantly reduced heat output and potential equipment damage

you know that reusing old gaskets on a 4" flange is a recipe for a callback

Lochinvar & A.O. Smith 100208495 Panel Mount Exact OEM Fit: Specifically sizedThe Lochinvar & A. O. Smith 100208495 Relay Board Panel Mount is a critical electrical control component designed for high demand hydronic and domestic hot water systems. Running on a standard 24Vac coil, this panel mount relay provides reliable switching for essential peripheral hardware, including system pumps, fans, and auxiliary blowers. Rated for heavy duty cycling, the 100208495 ensures precise voltage distribution, preventing intermittent