Description
The Carrier 350529-702 is an OEM thermostatic expansion valve (TXV) engineered to deliver precise refrigerant flow control in Carrier cooling and heat pump systems. By continuously metering refrigerant into the evaporator coil based on real-time superheat conditions, this TXV helps maintain optimal system efficiency, protects the compressor from liquid slugging, and extends overall equipment life.
Key Features
- OEM Carrier replacement TXV — ensures exact fit and performance for compatible Carrier systems
- Precise superheat regulation — meters refrigerant flow to match actual load conditions, maximizing efficiency
- Compressor protection — prevents liquid refrigerant from reaching the compressor, reducing wear and failure risk
- Durable construction — built to withstand the demands of continuous HVAC operation
- Direct OEM replacement — simplifies installation and eliminates guesswork on compatibility
Product Details
- Brand: Carrier
- Part Number / SKU: 350529-702
- Component Type: Thermostatic Expansion Valve (TXV)
- Application: Carrier residential and light commercial cooling and heat pump systems
Why Choose an OEM TXV?
Using a genuine Carrier TXV ensures your system operates within factory-specified parameters. Aftermarket valves may not match the calibrated superheat settings required for your specific equipment, potentially leading to reduced efficiency, comfort issues, or premature component failure. The 350529-702 is designed and validated for use in Carrier equipment, giving technicians and homeowners confidence in every installation.
Installation Notes
- Always recover refrigerant and follow proper EPA Section 608 procedures before replacing a TXV
- Verify system compatibility using the Carrier equipment model number before ordering
- Consult the equipment service manual for torque specs and bulb mounting orientation
- Recheck superheat and subcooling after installation to confirm proper system operation







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