As a Single Pole Normally Open (SPNO) component

Contractors trust this part for its consistent switching capabilities and compatibility with various industrial motor control systems

the robust brass construction is suitable for high-pressure refrigerants like R410A when used with compatible ACR tubing

the 36-inch tube features a cross-sectional design with precisely drilled holes that must face the airflow for optimal performance

and the part must be replaced to restore operation

Emerson Alco 027769 Valve As a Single Pole NormallyThe Emerson Alco 027769 expansion valve, specifically the 9761 5 model, is a high performance heat pump expansion valve designed for TCL and TCLE valve body configurations. This component features straight thru body flow with 3 8" ODF sweat inlet and 1 2" ODF sweat outlet connections, ensuring a precision fit in tight evaporator or condenser coils. Engineered for refrigerant flow control in residential and light commercial systems, it manages