
VAL12789 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $70.00 | Top Pick! Condition is New, TRANE VAL12789 6 TON THERMOSTATIC EXPANSION VALVE, shipping cost = $17.56 | 99.7% |
![]() | $140.00 | Condition is New, Trane VAL12789 Parker Txv Valve Air Conditioner Hvac, shipping cost = $20.00 | 99.7% |
![]() | $218.19 | Condition is New, Trane VAL12789 TXV 6TON 79PSIG OUTLET, FREE SHIPPING | 98.5% |
![]() | $325.77 | Top Pick! Condition is New, Trane VAL12789- Genuine OEM Replacement Part, FREE SHIPPING | 99.9% |
![]() | $398.75 | Condition is New, Trane VAL12789 TXV 6TON 79PSIG OUTLET, FREE SHIPPING | 99.7% |
![]() | $405.95 | Top Pick! Condition is New, VAL12789 Trane Txv 6Ton 79Psig Outlet OEM VAL12789, shipping cost = $13.95 | 99.6% |
![]() | $481.99 | Condition is New, Fits Trane VAL12789, 048277-16, Expansion Valve/TXV, 6 Ton, 79PSIG Outlet, FREE SHIPPING | 99.7% |
![]() | $558.64 | Condition is New, Fits Trane UAL12789 VAL12789 048277-16 Made in Mexico Expansion Valve/TXV, 6 Ton, FREE SHIPPING | 100.0% |

The Trane Val12789 is a high-performance R-410A thermostatic expansion valve designed for use in HVAC (Heating, Ventilation, and Air Conditioning) systems. This valve, also known as the HXCE Parker Valve, is manufactured by Trane and features Parkers' renowned thermostatic expansion technology.
The Trane Val12789 is engineered to provide precise refrigerant flow control, ensuring optimal system efficiency and performance. It is specifically designed for R-410A systems, making it an ideal choice for modern air conditioning and heating applications. The valve's thermostatic expansion design allows it to automatically adjust refrigerant flow based on the temperature of the liquid refrigerant entering the valve.
The valve body is constructed from durable materials, ensuring long-lasting reliability. It is designed to withstand the rigors of HVAC use, including exposure to extreme temperatures and pressures. The valve's internal components are made from metals with excellent corrosion resistance, further extending the valve's service life.
The Trane Val12789 features a compact design, making it easy to install in a variety of applications. It is also compatible with a wide range of control wiring configurations, allowing for flexible installation options. The valve includes a factory-installed thermal protection bulb, which helps prevent damage to the valve due to overheating.
This valve is serviceable, allowing for easy maintenance and repair. It includes a replaceable thermostat, which can be removed and replaced as needed to maintain optimal valve performance. The valve also features a clear sight glass, which allows for easy visual inspection of the valve's internal components.
In summary, the Trane Val12789 is a high-performance, durable, and versatile R-410A thermostatic expansion valve designed for use in HVAC systems. Its thermostatic expansion technology provides precise refrigerant flow control, ensuring optimal system efficiency and performance. The valve's durable construction, compact design, and easy serviceability make it an excellent choice for maintaining the reliability and efficiency of modern air conditioning and heating systems.
Trane Val12789 Service First R-410A Thermostatic Expansion Valve (TXV) by HXCE Parker: A Comprehensive Analysis
Introduction:The Trane Val12789 is a thermostatic expansion valve (TXV) designed for use with R-410A refrigerant in Trane and other air conditioning and heating systems. Manufactured by HXCE Parker, this product aims to ensure optimal refrigerant flow for efficient system operation and temperature control. In this analysis, we will discuss the pros and cons of purchasing a Trane Val12789 Service First R-410A Thermostatic Expansion Valve.
Pros:1. Superior Temperature Control: The Trane Val12789 provides precise temperature control by constantly monitoring the refrigerant temperature and adjusting the flow accordingly, ensuring consistent comfort.
2. Reduced Energy Consumption: With efficient refrigerant flow, the Trane Val12789 helps optimize energy consumption, potentially leading to lower utility bills and reduced environmental impact.
3. Durable Construction: The valve features a robust, corrosion-resistant design, ensuring long-lasting performance in harsh environments.
4. Easy Installation: The Trane Val12789 comes with a user-friendly design and straightforward installation process, minimizing the need for extensive labor costs.
Cons:1. Potential for Leaks: As with any refrigeration component, there is a risk of leaks with the Trane Val12789. Regular maintenance and proper installation are crucial to prevent potential issues.
2. Higher Initial Cost: The Trane Val12789 may carry a higher price tag compared to some alternative options, which could be a limiting factor for some budgets.
3. Dependence on Proper Calibration: Proper calibration is essential for the Trane Val12789's optimal performance. Improper calibration can lead to inefficient operation, reduced temperature control, and increased energy consumption.
Conclusion:The Trane Val12789 Service First R-410A Thermostatic Expansion Valve by HXCE Parker offers several advantages, including superior temperature control, reduced energy consumption, and durable construction. However, it also comes with potential drawbacks such as the risk of leaks, higher initial cost, and dependence on proper calibration. When considering purchasing this valve, it is essential to weigh these factors against the desired benefits and budget constraints.
Recommendation:If precise temperature control, energy efficiency, and a durable design are top priorities, the Trane Val12789 Service First R-410A Thermostatic Expansion Valve is an excellent choice. However, if budget is a major concern, it may be worth exploring alternative options with similar features but potentially lower costs. In all cases, proper installation and regular maintenance are crucial to ensure optimal performance and longevity.
Details:
With the trusted Trane brand name and precise model number, this thermostatic expansion valve is a reliable choice for maintaining optimal cooling conditions in variety of commercial industrial settings. This valve is specifically designed to regulate the flow of refrigerant in a cooling system, ensuring efficient and reliable performance. The Trane service first 6 tons r- 410a thermostatic expansion valve hxce VAL12789 is a high-quality hvac and refrigeration component designed for business industrial applications.
specifications maxohvac:
- brand: Trane
- mpn: Val12789
- part type: Expansion Valve
offer maxohvac:
- started: april 13, 2025
- options: ship-to-home
- in stock #: 5
- prices: $70.00–$558.64
- item condition: New
- sold #: 20
- availability: in stock
- best offers: true
payments maxohvac:
- wallet: apple-pay
- credit card: mastercard
- other
seller maxohvac:
- rating: 100.0%
- city: columbia, south carolina
- # reviews: 37
shipping maxohvac:
- type: calculated
- transit: 5-11 days
- class: standard
- carrier: usps
- service: usps ground advantage
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- policy: no returns
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