Description
Overview
The Copeland 056818 is a heavy-duty, externally equalized thermal expansion valve (TXV) engineered for reliable refrigerant metering in heat pump systems. Rated at 8 tons of capacity and compatible with both R22 and R407C refrigerants, this valve delivers precise superheat control to maximize system efficiency and protect the compressor from liquid slugging.
Key Features
- 8-ton capacity rating for R22 and R407C refrigerants
- Heat pump charge design for reliable heating and cooling performance
- Externally equalized construction for accurate superheat sensing across longer evaporator circuits
- Straight body configuration for straightforward inline installation
- 1/2″ ODF sweat inlet connection
- 7/8″ ODF sweat outlet connection
- 5-foot capillary tube for flexible remote bulb placement
- Model: HFES 8 HCA 5FT 1/2 x 7/8 ODF S/T
Specifications
- SKU: 056818
- Brand: Copeland
- Model: HFES 8 HCA 5FT 1/2 x 7/8 ODF S/T
- Capacity: 8 Ton
- Compatible Refrigerants: R22, R407C
- Inlet Connection: 1/2″ ODF Sweat
- Outlet Connection: 7/8″ ODF Sweat
- Body Style: Straight
- Equalization Type: External
- Capillary Tube Length: 5 Feet
- Application: Heat Pump
Application
Designed specifically for heat pump applications, the Copeland 056818 TXV regulates refrigerant flow into the evaporator coil to maintain optimal superheat under varying load conditions. The external equalizer port compensates for pressure drop across the evaporator, making this valve ideal for multi-circuit or larger coil assemblies. The 5-foot capillary tube provides installation flexibility, allowing the sensing bulb to be positioned precisely at the evaporator outlet.







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