50/60 Hz circuit

carbon soot buildup on the sensor element

The Copeland 985-0109-00 is a specialized thermistor probe engineered for the Copeland Demand Cooling system

Direct OEM Compatibility: Specifically calibrated for McDonnell & Miller 150 Series and 157 Series controllers

making it suitable for demanding residential and light commercial hydronic loops

Lochinvar & A.O. Smith 100112343 Burner Assembly 322056-301 50/60 Hz circuitThe Lochinvar & A. O. Smith 100112343 Burner Assembly is a critical OEM replacement component designed for high efficiency commercial boilers and water heaters. This natural gas burner assembly features a 16 inch burner configuration and is precision engineered with a #32 orifice to ensure optimal combustion stability and thermal transfer. Built to withstand high stress firing cycles, this 100112343 burner replacement restores the factory spec flame