Danfoss 068U3938 TUBE thermostatic expansion valve, R449A, 3/8 in x 1/2 in solder ODF
Danfoss · HVAC & Refrigeration · Expansion Valves
Danfoss TUBE universal thermostatic expansion valve, OEM P/N 068U3938. Externally equalized, stainless-steel body and capillary (fixed orifice, adjustable superheat). Refrigerant R449A. Orifice assembly size 6. Nominal capacity 5.3 kW (1.5 TR) at the standard rating condition. Evaporating temperature range -40 to 10 °C. Inlet 3/8 in, outlet 1/2 in, external equalizer 1/4 in, solder ODF. Static superheat 4 °C (adjustable). Capillary/bulb length 800 mm. Max working pressure 34 bar (500 psig). External equalizer connection 1/4 in, solder ODF, referencing evaporator-outlet pressure for stable superheat on larger or high-pressure-drop coils. Hermetic laser-welded design per EU F-gas Regulation 517/2014. EAN 5714279717488.
Specifications
- Part number
- 068U3938
- HS code
- 8481.80
- Material
- Stainless steel
- Pressure rating
- 34 bar (500 psig) max working pressure
- Temperature range
- -40 to 10 °C (evaporating)
- Standard size
- 3/8 in x 1/2 in
Compatibility
Rated for R449A. Select capacity to the evaporator load and rating condition per the TU/TC data sheet before ordering.
Approvals
HVAC & Refrigeration · More Danfoss · Printable datasheet