Description
The First Company 9EVR410-4 is a factory-engineered Thermostatic Expansion Valve (TXV) designed specifically for use with R-410A refrigerant in First Company fan coil and air handler systems. This OEM-matched valve ensures precise refrigerant metering, optimizing system efficiency and protecting the evaporator coil from flooding or starving conditions.
As a direct replacement component, the 9EVR410-4 TXV is built to First Company’s exacting specifications, making it the ideal choice for technicians performing maintenance or repairs on compatible First Company equipment. Proper TXV function is critical to maintaining rated system capacity, energy efficiency, and long-term compressor health.
Key Features
- Engineered for R-410A refrigerant systems
- OEM-matched design for First Company fan coil and air handler units
- Ensures precise refrigerant metering for optimal evaporator performance
- Helps prevent evaporator flooding and coil freeze-up
- Supports system efficiency and protects compressor longevity
- Direct replacement for simplified installation
Application
- Compatible with First Company fan coil and air handler systems using R-410A refrigerant
- Designed for residential and light commercial HVAC applications
Why Choose an OEM TXV?
Using a genuine First Company TXV replacement like the 9EVR410-4 ensures your system operates within designed parameters. Aftermarket or mismatched valves can result in reduced capacity, inefficiency, and premature equipment failure. Trust the OEM part for reliable, long-lasting performance.







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