Description
When your HVAC condenser or rooftop unit demands precise refrigerant metering and optimized cooling performance, the Carrier EA02DZ456 expansion valve delivers. Engineered by Carrier (an industry-trusted HVAC brand), this thermal expansion valve (TXV) is built for 8-ton systems and supports R-22 or R-407C refrigerant types with a 5-foot capillary tube. It’s a reliable OEM-grade solution designed to maintain consistent airflow, improve evaporator coil efficiency and keep your system running at top performance.
Key Features
- High-Capacity Design: Rated for up to 8 tons of cooling capacity.
- Connection Size: Sweat or braze connection sizes are 5⁄8″ (inlet) × 1 1⁄8″ (outlet).
- Capillary Length: Comes with a 5-foot capillary tube for proper sensing and refrigerant metering.
- Refrigerant Compatibility: Suitable for use with R-22 or R-407C refrigerants in legacy and some retro-fitted systems.
- OEM Quality: Genuine Carrier part ensures proper fit and performance in systems designed for this specification.
- Compact & Lightweight: Easy to install and designed with minimal space footprint — the unit weighs approximately 1.1 lb (0.5 kg).






