Description
The Trane VAL9588 is a factory-engineered Thermostatic Expansion Valve (TXV) designed for use in R410A refrigeration and air conditioning systems. Built to Trane’s exacting OEM standards, this valve delivers precise refrigerant metering to maintain optimal system efficiency and protect compressor integrity across a wide range of operating conditions.
Key Specifications
- Part Number: VAL9588
- Refrigerant: R410A
- System Capacity: 7 Ton
- Inlet Connection: 3/8″
- Outlet Connection: 1/2″
- Spring Setting: 129.8 lbs
- Valve Type: Thermostatic Expansion Valve (TXV)
Product Highlights
- OEM Trane replacement part — ensures compatibility with Trane equipment
- Engineered for R410A refrigerant systems — no retrofitting required
- 7-Ton capacity rating for commercial and large residential HVAC applications
- Precise superheat control to maximize system efficiency and protect the compressor
- Durable construction for long service life in demanding HVAC environments
- 3/8″ x 1/2″ connection sizing for straightforward installation
Application
The Trane VAL9588 TXV is ideal for HVAC technicians and contractors servicing or replacing expansion valves in Trane split systems, package units, and other R410A-based equipment rated at 7 tons. The thermostatic expansion valve regulates refrigerant flow into the evaporator coil, maintaining the correct superheat level to ensure efficient heat transfer and prevent liquid refrigerant from reaching the compressor. Using a genuine Trane OEM part guarantees proper fit, function, and system performance.







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