Description
The Trane VAL21655 is a genuine OEM Thermostatic Expansion Valve (TXV) engineered to deliver precise refrigerant flow control in Trane HVAC and refrigeration systems. Identified by model designation BBIYE-15.5-CP-B30, this TXV is designed to meter refrigerant into the evaporator coil at the correct rate, maintaining optimal superheat levels and protecting the compressor from liquid slugging.
Why Choose the Trane VAL21655 TXV?
As a genuine Trane OEM replacement part, the VAL21655 is manufactured to exact factory specifications, ensuring a precise fit and dependable performance in compatible Trane equipment. Using an OEM-matched TXV eliminates the guesswork of aftermarket compatibility and helps maintain system efficiency, warranty compliance, and long-term reliability.
Key Features
- Genuine Trane OEM thermostatic expansion valve
- Model designation: BBIYE-15.5-CP-B30
- Designed for precise refrigerant metering and superheat control
- Protects the compressor by preventing liquid refrigerant carry-over
- Direct OEM replacement for compatible Trane systems
- Engineered for reliable, long-term performance in commercial and residential HVAC applications
Application
This TXV is intended as a direct replacement component for compatible Trane air conditioning and heat pump systems. Always verify compatibility with your specific Trane unit model before installation. Consult your Trane equipment documentation or contact a qualified HVAC technician for guidance.
Installation Note
Installation of thermostatic expansion valves should be performed by a licensed HVAC/R technician in accordance with applicable codes and the equipment manufacturer’s guidelines.







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