Danfoss 068U2319 Expansion Valve

3/8"x1/2"odf TUAE R404A EXP VL

Danfoss 068U2319 Thermostatic Expansion Valve – TUAE, R404A/R507A, 3/8" x 1/2" ODF

The Danfoss 068U2319 Expansion Valve is a high-performance TUAE series thermostatic expansion valve engineered for commercial refrigeration systems using R404A and R507A refrigerants. Built with durable stainless steel construction and an externally equalized design, this valve ensures precise refrigerant flow control, stable superheat performance, and reliable system efficiency across low-temperature operating conditions.

Ideal for commercial freezers, supermarkets, cold storage, and other professional refrigeration applications.

Key Features

• OEM Danfoss TUAE Thermostatic Expansion Valve

• Refrigerants: R404A / R507A

• Connection Sizes: 3/8" ODF Inlet × 1/2" ODF Outlet

• Externally Equalized for accurate control in high-load applications

• Temperature Range: -75°F to -15°F (-60°C to -25°C)

• Adjustable Superheat (Static Superheat: 7.2°F / 4°C)

• Stainless Steel Body with bi-metal steel/copper connections

• Designed for Single-Flow (1-way) Systems

Technical Specifications

• Model / Type: TUAE

• MOP Point: -5°F / MOP 30 psig

• Max Working Pressure: 500 psig / 34 bar

• Capillary Tube Length: 59" (1500 mm)

• Approval Certifications: UL, EAC, RoHS Compliant (with exemptions)

• Fluid Group: 2

• Includes: Bulb strap

• Net Weight: 0.15 kg

Applications

• Commercial refrigeration systems

• Freezers, display cases, walk-ins

• Condensing unit upgrades and replacements

• R404A/R507A low-temperature systems

Material & Construction

• Stainless steel body

• Bi-metal solder connections

• Laser-engraved flow direction indicator

Compliance & Standards

• UL approved for R404A and R507A

• China & EU RoHS compliant (with exemptions)

• Contains lead under REACH Candidate List

Safety Notice – Proposition 65

This product contains chemicals known to the State of California to cause cancer or reproductive harm.
California Proposition 65 Warning