Description
Carrier 347311-703 TXV Kit Overview
The Carrier 347311-703 TXV (Thermostatic Expansion Valve) Kit is an OEM-quality replacement component designed for use with compatible Carrier HVAC systems. The thermostatic expansion valve plays a critical role in regulating refrigerant flow into the evaporator coil, ensuring precise superheat control and peak system efficiency. This kit provides technicians with everything needed for a reliable, accurate installation or replacement.
Key Features
- OEM Carrier replacement TXV kit — engineered for direct compatibility with applicable Carrier equipment
- Precisely meters refrigerant flow to the evaporator coil for optimized system performance
- Maintains proper superheat levels to protect the compressor and maximize cooling efficiency
- Durable construction designed to withstand the demands of residential and light commercial HVAC applications
- Includes all components necessary for a complete installation
- Helps restore system capacity and efficiency in aging or failed valve applications
Why Replace Your TXV?
A faulty or failing thermostatic expansion valve can lead to a range of system issues, including poor cooling performance, high suction pressure, liquid slugging, or compressor damage. Replacing the TXV with a genuine Carrier kit like the 347311-703 restores proper refrigerant metering, protects system components, and ensures the unit operates at its designed efficiency rating.
Application
- Designed as a replacement TXV kit for compatible Carrier split system air conditioners and heat pumps
- Consult Carrier product documentation or your distributor to confirm compatibility with your specific model
Ordering Information
- Brand: Carrier
- Part Number / SKU: 347311-703
- Component Type: TXV (Thermostatic Expansion Valve) Kit







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