Description
The Armstrong Furnace H2TXV03 is a thermostatic expansion valve (TXV) engineered as a direct OEM replacement for compatible Armstrong Furnace systems. Designed to precisely meter refrigerant flow into the evaporator coil, this TXV valve plays a critical role in maintaining optimal system efficiency, preventing flood-back, and protecting the compressor from liquid slugging.
Key Features
- OEM-quality thermostatic expansion valve designed for Armstrong Furnace systems
- Precisely regulates refrigerant flow to the evaporator coil for maximum system efficiency
- Helps prevent compressor damage caused by liquid refrigerant flood-back
- Engineered for reliable, long-service-life performance in residential and light commercial applications
- Direct OEM replacement — ensures proper fit and function without modification
Why TXV Valves Matter
A thermostatic expansion valve is one of the most important components in a refrigeration or air conditioning system. By sensing suction line superheat and modulating refrigerant flow accordingly, the TXV ensures the evaporator operates at peak capacity under varying load conditions. Replacing a faulty TXV with the correct OEM part — like the H2TXV03 — restores proper system operation and protects downstream components.
Application
- Compatible with Armstrong Furnace systems requiring the H2TXV03 TXV valve
- Suitable for residential and light commercial HVAC applications
- Recommended for use by qualified HVAC technicians
Ordering Information
- Brand: Armstrong Furnace
- Part Number / SKU: H2TXV03
- Part Type: Thermostatic Expansion Valve (TXV)







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