Description
The First Company 9EVR32-4 is a factory-engineered Thermostatic Expansion Valve (TXV) Kit designed specifically for use with R-32 refrigerant in First Company under-ceiling (UC) air handling and fan coil equipment. R-32 is a next-generation, low global warming potential (GWP) A2L mildly flammable refrigerant, and this kit is purpose-built to meet the demands of A2L-compliant system installations.
This TXV kit provides accurate refrigerant metering to the evaporator coil, optimizing system efficiency, maintaining proper superheat, and protecting the compressor from liquid slugging. Designed as a direct OEM replacement or upgrade component, it ensures seamless compatibility with First Company UC equipment platforms.
Key Features
- Engineered specifically for R-32 (A2L) refrigerant systems
- Designed for use with First Company under-ceiling (UC) equipment
- Provides precise refrigerant metering for optimal system performance
- Maintains proper superheat control to protect compressor integrity
- A2L refrigerant-rated construction for safe, code-compliant installations
- OEM-quality kit for reliable, long-term operation
Application
- Compatible equipment type: First Company UC (Under-Ceiling) Air Handlers / Fan Coil Units
- Refrigerant: R-32 (A2L classification — mildly flammable, low GWP)
- Intended use: Refrigerant flow metering and superheat regulation at the evaporator
Why R-32 / A2L Compatibility Matters
R-32 is increasingly adopted across residential and light commercial HVAC systems as the industry transitions away from higher-GWP refrigerants. A2L-rated components like the 9EVR32-4 TXV Kit are essential for ensuring safe system operation, regulatory compliance, and peak energy efficiency in modern R-32 equipment.
Important Note
Installation of A2L refrigerant system components should be performed by qualified HVAC technicians familiar with A2L handling requirements and applicable local codes.







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