Description
The Trane VAL21112 is a factory OEM thermostatic expansion valve (TXV) engineered for reliable, precise refrigerant metering in Trane residential and light-commercial cooling systems. Featuring a Chatleff-style fitting connection and rated for 3-ton capacity at 84 PSIG operating pressure, this valve is purpose-built to maintain optimal superheat control and system efficiency.
Key Features
- OEM Trane replacement TXV for guaranteed fit and performance
- Chatleff fitting connection for secure, leak-free refrigerant line attachment
- 3-ton capacity rating matches original system design specifications
- 84 PSIG operating pressure for precise refrigerant flow regulation
- Maintains proper superheat levels to protect the compressor and maximize system efficiency
- Direct OEM replacement eliminates guesswork and reduces installation time
Application
The VAL21112 is designed as a direct OEM replacement for compatible Trane split-system air conditioners and heat pumps. Proper TXV function is critical to maintaining correct refrigerant charge distribution, preventing liquid slugging at the compressor, and ensuring rated system capacity. Always verify system compatibility using the original equipment model number before installation.
Specifications
- Brand: Trane
- Part Number: VAL21112
- Valve Type: Thermostatic Expansion Valve (TXV)
- Connection Type: Chatleff
- Capacity: 3 Ton
- Operating Pressure: 84 PSIG







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