Description
The Trane VAL7345 is a thermostatic expansion valve (TXV) engineered specifically for R-410A refrigerant systems operating at 1.5-ton capacity. Designed to deliver precise refrigerant metering and superior superheat control, this valve helps maintain peak system efficiency and protects the compressor from liquid slugging. With 3/8″ inlet and 1/2″ outlet connections and a 30″ capillary tube, it is built for straightforward installation in compatible Trane split-system air conditioning applications.
Key Features
- Designed for R-410A refrigerant — no ozone-depleting refrigerants
- 1.5-ton capacity rating for accurate system matching
- 3/8″ inlet x 1/2″ outlet connection sizes for easy integration
- 30″ capillary tube for flexible bulb placement during installation
- Thermostatic expansion valve design provides precise superheat regulation
- Helps protect compressor by preventing liquid refrigerant flood-back
- OEM Trane replacement part for reliable, like-for-like performance
Specifications
- SKU: VAL7345
- Brand: Trane
- Refrigerant: R-410A
- Capacity: 1.5 Ton
- Inlet Connection: 3/8″
- Outlet Connection: 1/2″
- Capillary Tube Length: 30″
- Valve Type: Thermostatic Expansion Valve (TXV)
Application
The Trane VAL7345 TXV is intended as a direct OEM replacement for compatible Trane residential and light commercial split-system air conditioning equipment using R-410A refrigerant. Always verify system compatibility and refrigerant type before installation. Proper TXV selection and installation is critical to system efficiency, longevity, and warranty compliance.







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