Description
The Carrier 33B0002N03 is a genuine OEM Thermal Expansion Valve (TXV) engineered to deliver precise refrigerant flow control in Carrier HVAC and refrigeration systems. By accurately metering the refrigerant entering the evaporator coil, this valve helps maintain optimal system efficiency, protects the compressor from liquid slugging, and ensures consistent temperature control across a wide range of operating conditions.
Key Features
- Genuine Carrier OEM replacement thermal expansion valve
- Designed for precise refrigerant metering and evaporator superheat control
- Helps protect the compressor by preventing liquid refrigerant slugging
- Engineered for reliable, long-service-life performance in Carrier systems
- Direct OEM fit ensures straightforward installation with no modifications required
Why Use an OEM TXV?
Using a genuine Carrier thermal expansion valve ensures full compatibility with your system’s design specifications. An OEM valve maintains the correct superheat settings and flow rates that Carrier engineers specified for the unit, helping to preserve system warranties, maximize energy efficiency, and extend the life of your equipment.
Application
- Designed as a direct replacement for Carrier systems using part number 33B0002N03
- Suitable for use in commercial and residential Carrier HVAC and refrigeration applications
Installation Notes
Always recover and properly dispose of refrigerant before replacing the TXV. Verify system refrigerant type and operating pressures prior to installation. Refer to the original equipment manufacturer’s service documentation for torque specifications and superheat adjustment procedures.







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