this 3/8 inch crank arm facilitates the mechanical connection between the actuator drive shaft and the damper linkage

as the higher amperage rating allows the contacts to handle the load with less heat and wear

broken or fouled wires lead to immediate efficiency drops and potential system short circuits

ensuring the safety of industrial control panels and switchboards

Frequent tripping is usually a symptom of a cracked heat exchanger

Carrier HN61KK040 Relay this 3/8 inch crank armThe Carrier HN61KK040 Relay is a heavy duty 24V 2PDT power relay engineered for precise control circuit switching in residential and light commercial HVAC systems. As a genuine OEM replacement part, it is designed for a 1: 1 fit in legacy Carrier, Bryant, and Payne equipment, effectively managing blower motors, fan coils, and compressor pilot circuits. The double pole double throw (2PDT) configuration allows for the simultaneous switching of two