Description
Danfoss 068U4583 TCHE #4 Thermostatic Expansion Valve
The Danfoss 068U4583 is a TCHE series thermostatic expansion valve (TXV) engineered for reliable refrigerant metering in R-134a refrigeration and cooling systems. Designed for consistent superheat control, this valve helps maximize system efficiency and protects the compressor from liquid slugging. The TCHE series is a trusted choice among HVAC/R professionals for commercial and light industrial refrigeration applications.
Key Features
- Refrigerant: R-134a compatible
- Valve size: #4
- Inlet connection: 3/8 in.
- Outlet connection: 1/2 in.
- Capillary tube length: 3 ft
- TCHE series design for precise superheat regulation
- Protects compressor from liquid floodback
- Optimizes evaporator efficiency and system performance
- Durable construction for long service life in demanding refrigeration environments
Application
The Danfoss 068U4583 TCHE #4 TXV is ideal for use in R-134a refrigeration systems where accurate control of refrigerant flow and superheat is critical. The 3 ft capillary tube provides flexibility for bulb placement on the suction line, ensuring accurate temperature sensing and responsive valve operation. Suitable for commercial refrigeration cases, cooling equipment, and other R-134a-based systems.
Why Choose Danfoss TXVs?
Danfoss is a globally recognized leader in refrigeration controls and components. Their thermostatic expansion valves are engineered to exacting tolerances, delivering stable superheat control across a wide range of operating conditions — helping extend equipment life and reduce energy consumption.







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