Purolator 7687833, direct aftermarket replacement. This separator is a high-quality aftermarket separator designed to efficiently remove moisture and contaminants from compressed air systems. With a body height of 600 mm, an outer diameter of 393 mm, and a largest outer diameter of 500 mm, this separator is built to the original dimensions and ratings for reliable performance. It serves as a direct replacement for separators from leading brands including Atlas Copco, Mann-Filter, and Purolator, making it a versatile choice for industrial applications.
Technical properties & cross references
Specifications
| Body Height |
600 mm (23 5/8") |
| Total Height |
600 mm (23 5/8") |
| Largest Inner Diameter |
314 mm (12 3/8") |
| Outer Diameter |
393 mm (15 1/2") |
| Largest Outer Diameter |
500 mm (19 11/16") |
| 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 |
| Oxfil |
USD 464.01 |
16 Oct 2026 |
| The Air Market |
USD 759.36 |
15 Oct 2026 |
| FilterFinder Online |
USD 1,092.00 |
15 Oct 2026 |
| Air Compressor Services |
USD 1,177.00 |
15 Oct 2026 |
| Compressor Parts Express |
USD 3,668.37 |
15 Oct 2026 |
| Spare Part Mart |
USD 371.21 |
Today |
Our price of USD 371.21 is 20% to 90% 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-Volume Compressed Air Systems
In continuous-duty operations such as manufacturing plants, this separator effectively removes condensate and particulates, protecting downstream equipment from moisture damage and reducing maintenance intervals.
Dusty or Humid Environments
For compressors operating in outdoor or high-humidity settings, this separator ensures dry, clean air output, preventing corrosion in pneumatic tools and improving product quality in painting or sandblasting applications.
Fleet Maintenance Consolidation
Workshops servicing multiple compressor brands can stock this separator as a universal replacement for Atlas Copco GA 315, GA 200, and GA 250 models, simplifying inventory management and reducing downtime.
Remote or Harsh Operating Sites
In mining or construction sites where compressor reliability is critical, the robust construction of this separator handles variable flow rates and pressure drops, ensuring consistent performance under demanding conditions.
Frequently asked questions
Is this separator a direct replacement for my Atlas Copco GA 315 compressor?
Yes, this separator is verified to fit Atlas Copco models GA 315, GA 200, and GA 250. Always confirm your compressor's specifications before ordering.
What is the filtration rating of this separator?
This separator is a separator, not a filter element. It uses centrifugal action to remove bulk liquids and large particulates. For specific micron ratings, please consult your system requirements.
What are the key dimensions and how do I ensure proper fit?
The separator has a body height of 600 mm, outer diameter of 393 mm, largest inner diameter of 314 mm, and largest outer diameter of 500 mm. Verify these against your existing separator's dimensions to ensure compatibility.
How does this aftermarket separator compare to the original brand part?
This separator is built to the original dimensions and ratings and is a direct replacement for brands like Atlas Copco, Mann-Filter, and Purolator. It offers a cost-effective alternative without compromising on fit or function.
How do I install this separator?
Installation is similar to the original separator. Ensure the system is depressurised, remove the old separator, and install the new one with proper sealing. Refer to your compressor manual for detailed steps.