a professional-grade silicon nitride replacement engineered for high-demand heating applications

For the most accurate results

Debris Resistance: The internal nitrile seal and specialized float geometry prevent sticking caused by synthetic lubricants or particulate buildup

micro-machined glass-on-silicon (Gl-Si) capacitance sensor

and is rated for a maximum design pressure of 700 PSI

Lochinvar & A.O. Smith 100093972 Thermopile Assembly 326058-757 a professional-grade silicon nitride replacementWhen resolving pilot signal failures or burner dropouts in high recovery residential or commercial gas fired systems, the Lochinvar & A. O. Smith 100093972 Natural Gas Thermopile Assembly is the specified OEM replacement. This assembly is critical for generating the millivoltage required to operate the gas valve without an external power source. Featuring a high grade NG pilot thermopile with tubing, this component ensures precise flame sensing and