Sotras DC3280, direct aftermarket replacement. This separator is a direct replacement separator designed for use in compressed air systems. With a total height of 620 mm, an outer diameter of 399 mm, and a largest outer diameter of 550 mm, this aftermarket component is built to the original dimensions and ratings for reliable filtration. It cross-references popular brands including Atlas Copco, Chicago Pneumatic, and others, making it a versatile choice for maintaining air quality. Compatible with Atlas Copco GA 160 VSD (from s/n API 158965) and Chicago Pneumatic CPG 350 compressors, this separator helps protect downstream equipment by effectively removing contaminants.
Technical properties & cross references
Specifications
| Body Height |
620 mm (24 7/16") |
| Total Height |
620 mm (24 7/16") |
| Largest Inner Diameter |
315 mm (12 3/8") |
| Outer Diameter |
399 mm (15 11/16") |
| Largest Outer Diameter |
550 mm (21 5/8") |
| 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 520.05 |
16 Oct 2026 |
| The Air Market |
USD 780.70 |
15 Oct 2026 |
| FilterFinder Online |
USD 1,089.00 |
15 Oct 2026 |
| Air Compressor Services |
USD 1,182.00 |
15 Oct 2026 |
| Compressor Parts Express |
USD 4,111.09 |
15 Oct 2026 |
| Spare Part Mart |
USD 416.04 |
Today |
Our price of USD 416.04 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
Continuous-Duty Industrial Plants
In manufacturing facilities running multiple shifts, this separator ensures consistent air quality to prevent downtime. Its robust construction supports long operating hours between filter changes.
High-Humidity Environments
For compressors operating in humid climates, this separator efficiently removes water and oil aerosols, reducing corrosion risks in pneumatic tools and piping.
Fleet Maintenance Consolidation
Workshops servicing both Atlas Copco and Chicago Pneumatic compressors can stock one separator model for multiple machines, simplifying inventory and reducing stockouts.
Remote or Harsh Conditions
In mining or construction sites where equipment faces dust and debris, the separator's durable build helps maintain compressor performance with less frequent servicing.
Frequently asked questions
How do I confirm this separator fits my compressor?
Check your compressor's serial number against the verified compatibility: Atlas Copco GA 160 VSD from s/n API 158965 and Chicago Pneumatic CPG 350. For other models, compare dimensions: total height 620 mm, outer diameter 399 mm, largest outer diameter 550 mm.
What is the filtration rating of this separator?
This separator is a coalescing separator designed for bulk liquid and particulate removal. Specific micron ratings are not provided, but it meets the original dimensions and ratings for the listed compressors.
Does it use standard threads or specific fittings?
Dimensions are based on body height 620 mm and outer diameter 399 mm. For thread type and size, please consult your compressor manual or contact our support with your model details.
How does this aftermarket separator compare to the branded version?
Our separator is a direct replacement built to the original dimensions and ratings. It offers the same form, fit, and function as the original, but at a lower price point with a 30-day money-back guarantee.
What is the recommended replacement interval?
Follow your compressor manufacturer's guidelines for separator replacement, typically based on operating hours or pressure drop. Always inspect the element during routine maintenance.