Overview
The Atlas Copco 2901 0003 00 is a genuine air/oil separator service kit engineered for Atlas Copco GA-series rotary screw compressors. This OEM-quality separator removes oil vapor, mist, and contaminants from compressed air lines, maintaining system efficiency and air quality. Rated to 0.3 micron filtration, the unit includes the separator element and Dowty seals, gaskets, and O-rings necessary for complete kit installation.
Key Features
- 0.3 micron separation rating for superior air/oil removal
- Genuine OEM-equivalent construction with proven performance
- Includes separator element, seals, gaskets, and O-ring assortment
- Maintains system efficiency and extends compressor service intervals
- Prevents oil carryover and downstream contamination
Technical Specifications
- Filtration Rating: 0.3 micron
- Component Type: Air/Oil Separator Element Kit
- Kit Contents: Separator element, Dowty seals, gaskets, O-rings
- Rated Service Life: Typically 4,000 operating hours or until differential pressure reaches 7–8 psi
- Pressure Handling: 7–8 psi maximum differential pressure
- OEM Status: Genuine Atlas Copco replacement
Typical Applications
- Atlas Copco GA-series rotary screw compressor maintenance
- Industrial pneumatic systems requiring oil-free compressed air
- Food, beverage, pharmaceutical, and medical equipment applications
- Automotive and manufacturing plants with lubricated compressor systems
- Planned maintenance programs for extended compressor reliability
Compatibility & Replacements
Compatible With
- Atlas Copco GA 111 compressor
- Atlas Copco GA 122 compressor
- Atlas Copco GA-series early model compressors
- Lubricated rotary screw compressor systems
Replaces / Drop-In Replacement For
- OEM Atlas Copco 2901 0003 00 separator kits
- Worn or collapsed original separator elements in GA-series units
Works With
- Atlas Copco compressed air filter/separator tank assemblies
- Lubricated compressor maintenance and service programs
- Standard pneumatic system tubing and fittings (standard ports)
Note: This service kit is serial number specific. Verify compatibility with your compressor’s serial number and model before ordering to ensure proper fit and function.





