Description
Copeland BFK084 Bi-Directional Liquid Line Filter Drier
The Copeland BFK084 (Part No. 043325) is a high-performance bi-directional liquid line filter drier engineered for dependable refrigerant system protection. Designed to flow in either direction, this drier is an ideal solution for heat pump systems and other applications where refrigerant reversal occurs during operation. Its robust construction and proven filtration technology help extend system life and maintain peak efficiency.
Key Features
- Bi-directional flow design — compatible with heat pump and reversing-cycle systems
- 1/2″ flare connections for straightforward field installation
- 8 cubic inch desiccant capacity for effective moisture and contaminant removal
- 40 micron filtration rating captures particulates and debris that can damage compressors and valves
- 680 PSI maximum working pressure for safe, reliable operation across a wide range of systems
- Removes moisture, acid, and solid contaminants from the liquid line
- Helps prevent compressor damage and system inefficiency caused by contaminated refrigerant
Specifications
- Part Number: 043325
- Model: BFK084
- Brand: Copeland
- Connection Type: 1/2″ Flare
- Desiccant Volume: 8 cubic inches
- Filtration Rating: 40 Micron
- Maximum Working Pressure: 680 PSI
- Flow Direction: Bi-Directional
- Application: Liquid Line
Application
The Copeland BFK084 is well-suited for residential and light commercial HVAC/R systems, particularly heat pumps where refrigerant flow reverses between heating and cooling modes. Install in the liquid line to protect metering devices, expansion valves, and compressors from moisture, acid, and particulate contamination.







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