Trane VAL09963 Txv Valve Assembly Authentic

The TRANE VAL09963 is a thermostatic expansion valve (TXV) assembly designed for use in refrigerant metering within split-system and packaged air conditioning equipment. The TXV regulates refrigerant flow into the evaporator coil by responding to suction line superheat, maintaining efficient heat transfer across a range of load conditions. This component is an OEM Trane part intended for installation by licensed HVAC technicians performing system repair or component replacement.

The VAL09963 is suited for residential and light-commercial central air conditioning systems where precise refrigerant metering is required. It is a direct replacement valve assembly intended to restore proper system operation when an existing TXV has failed, is hunting, or is causing superheat control issues.

Key Features

• OEM Trane TXV assembly engineered to factory refrigerant metering specifications
• Regulates evaporator superheat to support efficient system operation
• Designed as a direct drop-in replacement for the original valve assembly
• Appropriate for split-system and packaged central air conditioning applications

Compatibility

Designed as an OEM-style replacement TXV valve assembly for Trane central air conditioning systems. Consult Trane service documentation or cross-reference by equipment model number to confirm fitment before installation.

Installation Notes

TXV assemblies must be installed by an EPA Section 608 certified HVAC technician. The refrigerant system must be fully recovered and the equipment de-energized before removing the existing valve. Avoid kinking or over-tightening refrigerant line connections, and leak-check all fittings after reassembly. Re-commission the system per manufacturer startup procedures and verify suction superheat is within acceptable range before returning the unit to service.

Technical Specifications

• Component Type: Thermostatic Expansion Valve (TXV) Assembly

Standard Information

• Brand: TRANE
• Manufacturer Part Number: VAL09963