This separator is an aftermarket separator designed as a direct replacement for filters used in Atlas Copco GA 75 VSD, GA 75 W VSD, GA 90 VSD, and GA 90 W VSD compressors from serial number AII 493000 onward. It also fits compatible equipment from Boge and Mattei. With a body height of 165 mm, outer diameter of 136 mm, and inner diameters of 111 mm and 39 mm, this separator is built to the original dimensions and ratings, offering a reliable and cost-effective solution for maintaining air quality and system efficiency.
Technical properties & cross references
Specifications
| Body Height |
165 mm (6 1/2") |
| Total Height |
165 mm (6 1/2") |
| Largest Inner Diameter |
111 mm (4 3/8") |
| Smallest Inner Diameter |
39 mm (1 17/32") |
| Outer Diameter |
136 mm (5 11/32") |
| Stat. HS-Code |
84149000 |
| Country of Manufacture |
China |
Price beat guarantee
We check what other aftermarket sellers charge for this same part. Their prices on the date we checked:
| Seller |
Price |
Checked |
| The Air Market |
USD 104.19 |
15 Oct 2026 |
| Oxfil |
USD 121.05 |
16 Oct 2026 |
| Air Compressor Services |
USD 218.00 |
15 Oct 2026 |
| FilterFinder Online |
USD 256.00 |
15 Oct 2026 |
| Compressor Parts Express |
USD 527.38 |
15 Oct 2026 |
| Spare Part Mart |
USD 83.36 |
Today |
Our price of USD 83.36 is 20% to 84% less than these sellers.
Found this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our Price Beat Guarantee. Every order is also covered by our 30 day money back guarantee.
Use cases & applications
High-Dust Industrial Environments
In foundries or cement plants where airborne particulates are heavy, this separator ensures efficient removal of oil mist and contaminants, protecting downstream equipment and maintaining air purity.
Continuous-Duty Operations
For facilities running compressors 24/7, such as manufacturing lines, this separator provides consistent performance under sustained load, reducing the risk of pressure drops and unplanned downtime.
Fleet Maintenance Consolidation
Workshops servicing multiple Atlas Copco GA series compressors can stock this single separator for several models, simplifying inventory management and reducing parts procurement time.
Retrofit for Older Compressors
When upgrading pre-serial number AII 493000 units with newer separator housings, this filter integrates seamlessly, restoring filtration efficiency without requiring extensive modifications.
Frequently asked questions
How do I confirm this separator fits my compressor?
Check your compressor model and serial number. This separator fits Atlas Copco GA 75 VSD, GA 75 W VSD, GA 90 VSD, and GA 90 W VSD from serial number AII 493000 onward. For Boge or Mattei equipment, verify the outer diameter (136 mm), body height (165 mm), and inner diameters (111 mm and 39 mm) match your current separator.
What is the filtration rating of this separator?
This separator is designed to remove oil aerosol and particulates from compressed air, meeting the performance specifications of the original equipment. Specific micron rating data is not provided; it is built to match OEM performance for the listed Atlas Copco models.
What are the exact dimensions and thread sizes?
The separator has an outer diameter of 136 mm, body height of 165 mm, largest inner diameter of 111 mm, and smallest inner diameter of 39 mm. Thread sizes are not specified; ensure the mounting interface matches your housing.
How does this aftermarket separator compare to the original brand?
This is a direct replacement built to the original dimensions and ratings. It is not a genuine or OEM part, but it is manufactured to provide equivalent performance and fitment for the listed Atlas Copco, Boge, and Mattei equipment.
How do I install this separator?
Installation is straightforward: remove the old separator, clean the housing, and insert the new separator ensuring proper sealing. No special tools are required. Refer to your compressor manual for detailed steps.