Description
The Carrier 331709-799 is a genuine OEM Thermostatic Expansion Valve (TXV) engineered for use in compatible Carrier heating, cooling, and heat pump systems. As a critical refrigeration component, the TXV automatically regulates the flow of refrigerant into the evaporator coil, maintaining the correct superheat level to maximize system efficiency, protect the compressor, and ensure consistent comfort performance.
Product Overview
Designed and manufactured to Carrier’s exacting OEM specifications, the 331709-799 TXV is the correct factory replacement for systems that require this part. Using a genuine Carrier TXV ensures proper refrigerant metering, accurate superheat control, and long-term system reliability — avoiding the performance compromises that can come with aftermarket substitutes.
Key Features
- Genuine Carrier OEM thermostatic expansion valve
- Precisely meters refrigerant flow into the evaporator coil
- Maintains optimal superheat for compressor protection and system efficiency
- Engineered to match original factory specifications for compatible Carrier equipment
- Supports reliable, long-term HVAC system performance
- Direct OEM replacement — no modifications required for compatible systems
Why Replace Your TXV?
A faulty or failed TXV can cause a wide range of system problems, including poor cooling performance, compressor flooding, excessive superheat, icing on the evaporator, and high energy consumption. Replacing the TXV with the correct Carrier OEM part restores proper refrigerant control and brings the system back to peak operating condition.
Application
- Compatible with select Carrier residential and light commercial HVAC systems
- Consult your equipment’s service manual or contact a qualified technician to confirm compatibility before installation
- Installation should be performed by a licensed HVAC/R technician
Ordering Information
- Brand: Carrier
- Part Number / SKU: 331709-799
- Component Type: Thermostatic Expansion Valve (TXV)
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