Description
The Trane VAL9593 is an OEM thermostatic expansion valve (TXV) engineered for use in R410A refrigerant systems rated at 4 tons of cooling capacity. Featuring 3/8″ inlet and 1/2″ outlet connections, this valve delivers precise refrigerant metering to maintain optimal evaporator superheat, maximizing system efficiency and protecting the compressor from liquid slugging.
As a genuine Trane replacement component, the VAL9593 is designed to meet the exact performance specifications of the original equipment, making it the preferred choice for service technicians maintaining Trane residential and light commercial split systems and air handlers.
Key Features
- Designed specifically for R410A refrigerant systems
- 4-ton capacity rating for matched system performance
- 3/8″ inlet x 1/2″ outlet connection sizes
- Precise superheat control for maximum system efficiency
- Protects compressor against liquid refrigerant slugging
- OEM Trane replacement part for direct fit installation
- Suitable for residential and light commercial split-system applications
Specifications
- Part Number: VAL9593
- Brand: Trane
- Refrigerant Type: R410A
- Capacity: 4 Ton
- Inlet Connection: 3/8″
- Outlet Connection: 1/2″
- Valve Type: Thermostatic Expansion Valve (TXV)
Application
The VAL9593 is intended as a direct OEM replacement TXV for compatible Trane split-system air conditioners and heat pumps using R410A refrigerant. Always verify compatibility with the specific equipment model before installation. Proper installation by a licensed HVAC technician is recommended to ensure safe and efficient system operation.







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