Description
The Trane VAL12834 is an OEM-grade Thermostatic Expansion Valve (TXV) engineered for 20-ton commercial HVAC systems operating on R-410A refrigerant. Designed to Trane’s exacting standards, this TXV precisely meters refrigerant flow into the evaporator coil, maintaining optimal superheat levels and protecting the compressor from liquid slugging — even under demanding load conditions.
As a direct OEM replacement, the VAL12834 ensures a seamless fit and reliable operation in compatible Trane equipment, minimizing downtime and restoring system performance quickly.
Key Features
- OEM Trane replacement TXV for 20-ton commercial systems
- Designed for use with R-410A refrigerant
- Precisely meters refrigerant flow to maintain optimal superheat
- Protects the compressor from liquid slugging and flood-back
- Direct drop-in replacement for compatible Trane equipment
- Built to Trane’s OEM quality and performance standards
Application
- Compatible refrigerant: R-410A
- System capacity: 20 tons
- Designed for commercial split and packaged HVAC systems
Why Choose the Trane VAL12834?
Using a genuine Trane TXV ensures your system operates at peak efficiency, maintains proper superheat control, and extends the life of your compressor and refrigeration circuit. Whether you’re performing a scheduled maintenance replacement or an emergency repair, the VAL12834 delivers the reliability and precision your commercial system demands.







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