Description
The AAON G115170 is a genuine OEM thermostatic expansion valve (TXV) designed as a direct replacement for AAON commercial HVAC equipment. Identified by model designation 8-B15-454B with a .63 orifice, this valve is engineered to deliver precise refrigerant metering and maintain optimal system efficiency in demanding commercial applications.
Product Overview
Thermostatic expansion valves are critical refrigeration system components responsible for regulating the flow of liquid refrigerant into the evaporator coil. By maintaining the correct superheat level, the TXV protects the compressor from liquid slugging while maximizing heat transfer efficiency. The AAON G115170 is built to OEM specifications, ensuring a proper fit and reliable performance in compatible AAON rooftop and air handling units.
Key Features
- Genuine AAON OEM replacement TXV for assured compatibility
- Model designation: 8-B15-454B with .63 orifice sizing
- Precise refrigerant metering for optimized system superheat control
- Engineered to maintain peak evaporator efficiency in commercial HVAC systems
- Direct drop-in replacement minimizes installation time and labor
- Durable construction suited for demanding commercial rooftop and air handling applications
Application
- Compatible with select AAON commercial rooftop units and air handlers
- Designed for use in refrigerant circuit evaporator assemblies
- Suitable for commercial HVAC service and maintenance applications
Why Choose OEM Replacement Parts?
Using genuine AAON OEM replacement components like the G115170 TXV ensures your equipment operates within factory-specified parameters. OEM parts eliminate the guesswork of aftermarket compatibility, reduce callback risk, and help maintain equipment warranties. Trust the part that was designed for your system.







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