Description
The Carrier EA36YD129 is an OEM thermostatic expansion valve (TXV) engineered for 2-ton Carrier residential and light commercial cooling systems. Designed as a direct replacement component, this TXV precisely meters refrigerant flow into the evaporator coil, maintaining optimal superheat levels to maximize system efficiency, protect the compressor, and ensure consistent cooling performance across varying load conditions.
How It Works
A thermostatic expansion valve responds dynamically to changes in system load by sensing the temperature and pressure at the evaporator outlet. By continuously modulating refrigerant flow, the EA36YD129 prevents both flooding and starving of the evaporator — two of the most common causes of reduced efficiency and premature compressor failure.
Key Features
- OEM Carrier replacement TXV for reliable, like-for-like performance
- Rated for 2-ton system capacity
- Precise superheat control for maximum evaporator efficiency
- Protects compressor from liquid slugging and refrigerant flooding
- Engineered for compatibility with Carrier split and packaged cooling systems
- Durable construction for long service life in residential and light commercial applications
Application
- Carrier residential split-system air conditioners and heat pumps
- 2-ton cooling capacity systems
- Direct OEM replacement — no modification required
Why Choose an OEM TXV?
Using a genuine Carrier OEM expansion valve ensures the valve is calibrated precisely for your system’s refrigerant type, operating pressures, and design superheat targets. Aftermarket substitutes may not deliver the same accuracy, potentially leading to efficiency losses or warranty concerns. The EA36YD129 is the correct, manufacturer-specified choice for maintaining peak performance in compatible Carrier systems.
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