Copeland 940-C411-66 Relay Kit If your furnace blower runs

If your furnace blower runs continuously while the burners stay off

this SAE to NPT fitting meets the rigorous demands of professional refrigeration system maintenance and repair

you know that the safety of a heating system hinges on reliable high-limit controls

and washers engineered to handle the torque requirements and vibration dampening necessary for 2-inch

Broad Compatibility: Direct replacement for several OEM carbide ignitors

Copeland 940-C411-66 Relay Kit If your furnace blower runsThe Copeland 940 C411 66 Relay Kit is a field proven current relay kit engineered for precise compressor motor starting applications. As the direct 040 0163 01 replacement, this component is critical for single phase compressor systems where consistent torque and reliable disconnection of the start winding are required once the motor achieves operational speed. This OEM Copeland 940 C411 66 assembly is calibrated for a specific current range,