Excellent 4.9 | 18,452 reviews

Wine Guardian TXV for some 050 - 1779459246310_360

Wine Guardian TXV for some 050 - 1779459246310_360

$236.99
$236.99 $315.00
SAVE 24% Sold out
Wine Guardian TXV for some 050 - 1779459246310_360

Wine Guardian TXV for some 050 - 1779459246310_360

$236.99
$236.99 $315.00
SAVE 24% Sold out

Wine Guardian TXV for some 050 - 1779459246310_360

Thermal expansion valve used in some 050 units.

Prior to purchasing this part, please contact one of our Applications Engineers (with model and serial number) at 315-452-7400 to confirm this part will work with your unit.

What our Experts Think  
  • OEM metering control component - The TXV (thermostatic expansion valve) for select Wine Guardian 050-series systems (such as CS050 and related platforms) precisely regulates refrigerant flow into the evaporator coil for stable cooling performance.
  • Critical refrigeration cycle stability - Maintains optimal superheat levels, ensuring the system neither floods nor starves the evaporator, which directly impacts wine cellar temperature consistency and humidity balance.
  • Supports high-efficiency operation - By dynamically adjusting refrigerant flow based on load conditions, the TXV helps the system maintain steady performance during ambient temperature swings and varying cellar heat loads.
  • Protects core components - Proper TXV function reduces compressor stress, preventing liquid slugging and extending overall system lifespan in continuous-duty wine cooling applications.
  • Service-focused replacement part - Used when diagnosing symptoms like unstable cooling output, icing issues, or inefficient heat exchange in compatible 050-series Wine Guardian systems.
  • OEM-calibrated performance - Factory-spec calibration ensures correct integration with Wine Guardian coil and compressor design, preserving original system efficiency standards.
  • Expert takeaway - A small but mission-critical refrigeration control component that directly governs cooling precision, system efficiency, and long-term reliability in compatible Wine Guardian 050 platforms.
                 
Q&A    

Q: What is the Wine Guardian TXV for some 050 systems?
A: The TXV (Thermal Expansion Valve) in Wine Guardian D050 / DS050 systems is a refrigeration metering device that controls how much refrigerant flows into the evaporator coil, ensuring stable wine cellar temperature and preventing coil freeze-up or inefficient cooling.

Q: Which Wine Guardian systems use this TXV?
A: It is used in certain D050 / DS050 ducted and ducted split systems, depending on configuration and production revision.

Q: Is the TXV a replaceable service kit or internal part?
A: It is an internal sealed-system component, typically replaced only during major refrigeration repairs by a certified HVAC technician.

Q: What happens if the TXV fails?
A: The unit may experience poor cooling performance, coil freeze-up, compressor stress, or inability to maintain cellar temperature.

Q: Is the TXV interchangeable across all Wine Guardian models?
A: No. TXVs are model- and capacity-specific, so a D025, D050, and DS050 may each use different calibrated valves depending on system design.

               
Maintenance Tips
  • Ensure refrigerant charge is correct to maintain stable TXV operation and prevent hunting
  • Inspect evaporator coil cleanliness to avoid restriction that affects valve performance
  • Check sensing bulb placement and insulation for proper temperature feedback accuracy
  • Monitor for symptoms of TXV failure: icing, weak cooling, or unstable pressure readings
  • Keep airflow across evaporator consistent to prevent superheat imbalance
  • Verify system pressures during service to confirm proper valve metering behavior
  • Replace TXV only with OEM-matched part to ensure correct BTU calibration
  • Inspect for refrigerant contamination or moisture, which can cause valve sticking
  • Ensure proper brazing and evacuation during installation to avoid internal blockage
  • Schedule HVAC service if cooling becomes inconsistent or compressor short-cycles     
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