Digoema DGMHDB2135, direct aftermarket replacement. This aftermarket separator, SPM part number SPM-SEP-1123, is a direct replacement for separators used in Atlas Copco GA 7, GA 10, and GA 5 compressors, as well as compatible equipment from Adicomp. With a total height of 288 mm, an outer diameter of 79 mm, and a largest outer diameter of 105 mm, it is built to the original dimensions and ratings. Weighing just 0.65 kg, this separator ensures efficient oil separation for reliable compressor operation.
Technical properties & cross references
Specifications
| Body Height |
288 mm (11 11/32") |
| Total Height |
288 mm (11 11/32") |
| Product Net Weight |
0.65 kg (1.43 lbs) |
| Largest Inner Diameter |
44 mm (1 23/32") |
| Smallest Inner Diameter |
9 mm (11/32") |
| Outer Diameter |
79 mm (3 1/8") |
| Largest Outer Diameter |
105 mm (4 1/8") |
| 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 56.04 |
16 Oct 2026 |
| The Air Market |
USD 93.30 |
15 Oct 2026 |
| FilterFinder Online |
USD 134.00 |
15 Oct 2026 |
| Compressor Parts Express |
USD 325.35 |
15 Oct 2026 |
| Spare Part Mart |
USD 49.12 |
Today |
Our price of USD 49.12 is 12% to 85% 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
Dusty Industrial Environments
In workshops with high airborne dust levels, this separator maintains efficient oil-air separation, reducing oil carryover and protecting downstream equipment.
Continuous-Duty Compressors
For compressors running extended shifts, this durable aftermarket separator ensures consistent performance and helps extend service intervals.
Fleet Maintenance Consolidation
Operators running multiple Atlas Copco GA 5, GA 7, and GA 10 units can standardise on one separator part number, simplifying inventory management.
Cost-Sensitive Operations
As an aftermarket option, this separator provides a budget-friendly alternative without compromising fit or function, ideal for maintenance budgets.
Frequently asked questions
Will this separator fit my Atlas Copco GA 7 compressor?
Yes, this aftermarket separator is a direct replacement for the separator used in Atlas Copco GA 7, GA 10, and GA 5 models. It is also compatible with equipment from Adicomp.
What is the filtration rating or media type of this separator?
The product specifications include dimensions and weight but do not specify the filtration rating or media type. Please consult your compressor manual or contact us for further details.
What are the key dimensions to confirm fitment?
This separator has a body height of 288 mm, largest inner diameter of 44 mm, smallest inner diameter of 9 mm, outer diameter of 79 mm, and largest outer diameter of 105 mm.
How does this aftermarket separator compare to the branded version?
This aftermarket separator is built to the original dimensions and ratings and serves as a direct replacement. It offers a cost-effective alternative while maintaining fit and function.
How do I install this separator?
Installation is straightforward: remove the old separator, clean the housing, and install the new one. Ensure all seals are properly seated. Refer to your compressor manual for detailed steps.