Common Questions Is the Lennox 19Y99 compatible with 230V or 460V systems

The 5-foot capillary tube provides ample length for remote bulb placement to ensure accurate sensing and response

it provides a seamless fit-and-forget solution for building automation and residential hydronic controls

this unit is built to manage large-scale contaminants in commercial and residential HVACR circuits

Lochinvar & A.O. Smith 100093991 Burner Assembly 321894-708 Common Questions Is the LennoxThe Lochinvar & A. O. Smith 100093991 Burner Assembly is a critical OEM component designed for high efficiency commercial boilers and water heaters. Engineered specifically for natural gas water heater repair, this assembly ensures precise fuel to air ratios and stable flame patterns. This NAT FINAL BURNER ASSY is a direct replacement part used across several Lochinvar Knight and A. O. Smith Cyclone models, maintaining the original equipments