Cleveland Controls NS2-1068-01 Pressure Switch 328140-751 the P170MA-1 utilizes 36-inch capillary

the P170MA-1 utilizes 36-inch capillary tubes with 1/4" male flare nuts for standard service valve integration

While the 1/2-inch hub is standard

or a specific diagnostic fault code on the furnace control board indicating a communication failure with the ECM module

ECMs use internal electronics to manage phase and rotation

Key Benefits: Optimized Power Distribution: Bridges four separate terminals to ensure uniform current flow across multi-circuit heating assemblies

Cleveland Controls NS2-1068-01 Pressure Switch 328140-751 the P170MA-1 utilizes 36-inch capillaryThe Cleveland Controls NS2 1068 01 Pressure Switch is a critical OEM replacement engineered for precise atmospheric monitoring in high demand HVAC systems, industrial air handlers, and furnace draft inducer circuits. Factory calibrated to a fixed set point of 0. 20" w. c. (Water Column), this differential air pressure switch ensures the blower motor is moving sufficient air to safely vent combustion gases or maintain required static pressures.