Description
Trane VAL8990 Thermostatic Expansion Valve Overview
The Trane VAL8990 is a factory-engineered Thermostatic Expansion Valve (TXV) designed for reliable refrigerant metering in 3-ton R-410A cooling systems. Built to Trane’s exacting OEM standards, this valve delivers consistent superheat control and optimal system efficiency across a wide range of operating conditions. It is an ideal direct replacement for compatible Trane residential and light commercial equipment.
Key Features
- OEM Trane replacement TXV engineered for precise refrigerant flow control
- Rated for 3-ton (36,000 BTU/hr) system capacity
- Compatible with R-410A refrigerant
- 3/8″ sweat (SW) inlet connection for liquid line hookup
- 1/2″ sweat (SW) outlet connection for evaporator coil hookup
- Maintains accurate superheat to protect the compressor and maximize efficiency
- Durable construction for long service life in residential and light commercial applications
- Drop-in OEM replacement for simplified installation
Specifications
- Brand: Trane
- Part Number: VAL8990
- Valve Type: Thermostatic Expansion Valve (TXV)
- Refrigerant: R-410A
- System Capacity: 3 Ton (36,000 BTU/hr)
- Inlet Connection: 3/8″ Sweat (SW)
- Outlet Connection: 1/2″ Sweat (SW)
Application
The VAL8990 is suited for use in Trane split-system air conditioners and heat pumps utilizing R-410A refrigerant at 3-ton capacity. When replacing a TXV, always verify system compatibility by cross-referencing the original equipment model number and existing valve specifications. Proper installation by a licensed HVAC technician is recommended to ensure system performance and refrigerant containment compliance.
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