Description
First Company CP733 TXV — R410A Heat Pump Expansion Valve
The First Company CP733 is a thermostatic expansion valve (TXV) engineered for R410A heat pump systems in the 3.5 to 5 ton capacity range. Designed as a direct OEM-compatible replacement or upgrade, this valve delivers precise refrigerant metering to maintain optimal system efficiency, protect the compressor, and ensure consistent comfort across a wide range of operating conditions.
Key Features
- Designed specifically for R410A refrigerant — the industry-standard low-GWP HFC blend used in modern residential and light commercial heat pump systems
- Covers 3.5 to 5 ton system capacity range for broad application flexibility
- Heat pump (HP) rated — engineered to handle bidirectional refrigerant flow inherent to heat pump operation
- Precise superheat control for improved system efficiency and compressor protection
- OEM-quality construction for reliable, long-service-life performance
- Direct replacement for compatible First Company air handler and fan coil applications
Application
The CP733 TXV is ideal for use in residential and light commercial heat pump installations where accurate refrigerant metering is critical. Proper TXV function prevents liquid slugging, reduces compressor wear, and maximizes the energy efficiency of R410A heat pump systems. Suitable for use with First Company air handlers and fan coils designed for 3.5 to 5 ton heat pump configurations.
Why Choose the First Company CP733?
- Engineered for R410A heat pump duty — not a generic valve
- Helps maintain rated system SEER/HSPF efficiency ratings
- Reduces risk of compressor damage from refrigerant floodback
- Simplifies service with a reliable OEM-matched replacement
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