Industrial Durability: Robust construction designed for long-term cycling in high-demand hydronic environments

low-resistance electrical connections between the common

OEM Compatibility: Serves as a direct replacement for Fasco 7021-6804

Reduced Downtime: Designed for rapid field installation

This valve is rated for a 4-ton capacity

Lochinvar & A.O. Smith 100287156 Sensor Freon Industrial Durability: Robust construction designedEnsure your high efficiency condensing boiler or water heater maintains optimal operation with the Lochinvar & A. O. Smith 100287156 Flue Temp Sensor Kit. This genuine OEM flue temperature sensor is engineered to provide precise thermal feedback to the integrated control board, preventing hazardous heat buildup and potential heat exchanger damage. Designed for a broad range of Lochinvar Knight and A. O. Smith Cyclone models, this thermistor based