original mercury sensors fail or lose sensitivity

Designed for the Gold Ring series and compatible with Skinner and Gold Ring valves

Unlike restricted models

this unit typically requires a 5 PSI minimum pressure differential to ensure the diaphragm fully shifts and maintains reliable opening/closing cycles

Designed to handle a maximum pressure of 250 PSI

ClimateMaster S17S0001N05 Control Board 319825-402 original mercury sensors fail orThe ClimateMaster S17S0001N05 Control Board is a specialized CXM2 Digital Heat Pump Controller engineered for high performance management of geothermal and water source heat pump units. As a direct OEM replacement part, this board is designed to interface seamlessly with existing system components, replacing legacy part numbers S17B0001N03, 17B0001N03, and 17B0001N04C. This microprocessor based controller manages critical HVACR operations, including