Carrier 331709-754 Replacement Kit

The Carrier 331709-754 TXV Valve Replacement Kit is a critical OEM component designed for precise refrigerant metering in high-performance cooling systems. This thermal expansion valve kit is engineered specifically for R-410A refrigerant applications, supporting equipment capacities from 1.5 to 2.5 tons. Utilizing a rugged bi-metal construction, the 331709-754 ensures consistent superheat control and system stability even under fluctuating ambient conditions. As a Factory Authorized Part, this kit serves as a direct drop-in replacement for worn or fouled valves in Carrier, Bryant, and Payne residential and commercial units, effectively resolving issues related to liquid floodback or low evaporator pressure. For field technicians, the Carrier 331709-754 provides a reliable solution to restore factory-spec efficiency and prevent compressor stress caused by improper refrigerant flow. Using this genuine OEM HVAC replacement part maintains the integrity of the original system design and ensures long-term operational reliability in the field.

• Precise Refrigerant Metering: Optimized for 1.5 to 2.5-ton systems to maintain ideal superheat levels.
• R-410A Compatibility: Specifically designed for high-pressure R-410A HVAC systems.
• OEM Durability: Robust bi-metal body resists corrosion and withstands industrial-grade thermal cycling.
• Direct Fit: Eliminates the need for field modifications, ensuring a faster "first-time fix" for contractors.
• System Efficiency: Restores original performance parameters, reducing duty cycles and energy consumption.

Is the Carrier 331709-754 compatible with older R-22 systems?
No, this specific TXV replacement kit is engineered exclusively for use with R-410A refrigerant. Using it in R-22 systems will lead to improper metering and potential compressor failure.

What tonnage range does this valve support?
This valve is rated for 1.5-ton through 2.5-ton cooling capacities, making it suitable for a wide variety of residential split systems and small commercial packages.

Does this kit include the sensing bulb and mounting hardware?
Yes, as an OEM TXV valve replacement kit, it typically includes the valve assembly and required components for a standard field installation into compatible Carrier/ICP evaporator coils.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.