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| Filtration Media | Borosilicate micro glass fibre 3 µm |
| Media type | Borosilicate micro glass fibre |
| Filtration Rating | 3 µm |
| Flow direction | Out-In |
| Total Height | 210 mm (8 9/32") |
| Smallest Inner Diameter | 165 mm (6 1/2") |
| Outer Diameter | 219 mm (8 5/8") |
| Largest Outer Diameter | 264 mm (10 13/32") |
| Stat. HS-Code | 84149000 |
| Country of Manufacture | China |
| Brand | Code |
|---|---|
| Air Maze | GS19005 |
| Baldwin | OAS4220 |
| Donaldson | P525193 |
| Fai Filtri | DFN-220210-00 |
| Fleetguard | AS2211 |
| Gardner Denver | 55B7 |
| HiFi Filter OS | 1013 |
| Keltec | KV110001 |
| Noitech NS | 005020 |
| Oxfil | SP.1694 |
| SF Filter | SAO56970 |
| Sotras | DB2050 |
| Sotras | DBP272 |
| Spare Part Mart | SPM-SEP-1256 |
| Technolab | DV013201 |
| United Air Filter | S138D0428 |
Found this part cheaper somewhere else? Send us the listing and we'll beat any genuine competitor's price under our Price Beat Guarantee. We continually benchmark the market so you don't have to, so you can buy with confidence knowing you're getting the best available price on Sotras DB2050.
High-Dust Manufacturing Plants
In dusty environments, the dense borosilicate micro glass fibre media traps fine particles and oil aerosols, protecting downstream pneumatic tools and reducing wear. The 3-micron rating ensures consistent air quality even when ambient dust loads are high.
Continuous 24/7 Compressor Operation
For round-the-clock duty cycles, the separator maintains a stable pressure drop and high separation efficiency. This reduces energy consumption and prevents unscheduled shutdowns caused by oil fouling, keeping production lines running smoothly.
Scheduled Preventive Maintenance
Replacing the separator at the intervals recommended by the equipment maker prevents pressure buildup and oil contamination. The SPM-SEP-1256 delivers the same fit and function as the original part, making it a cost-effective option for routine service.
Multi-Compressor Fleet Standardisation
Operations with multiple Gardner Denver units can consolidate inventory by using the SPM-SEP-1256 across compatible machines. One part number reduces ordering complexity and per-unit cost while maintaining uniform air quality.
Check the dimensions of your current separator against these measurements: total height 210 mm, outer diameter 219 mm (with a flange OD of 264 mm), and smallest inner diameter 165 mm. As an exact match for the original element, it will fit if your existing part meets those specs.
It uses borosilicate micro glass fibre media rated at 3 microns absolute. This efficiently captures oil aerosols and fine particles from the compressed air stream. The out-in flow direction further aids in aerosol removal before clean air exits through the centre.
No, the SPM-SEP-1256 is a drop-in cylindrical element without threads. It slides directly into the separator housing. The critical sealing surface is the 165 mm inner diameter, and the 264 mm flange ensures secure positioning. No fasteners or adapters are needed.
It is built to match the form, fit, and function of the OEM separator. You get identical 3-micron filtration performance and dimensional accuracy, but at a significantly lower cost. Every purchase is backed by a 30-day money-back guarantee for peace of mind.
First, depressurise the compressor completely. Remove the housing cover, lift out the old separator, and insert the SPM-SEP-1256. Apply a thin film of clean compressor oil to the sealing lip to ensure an airtight seal, then reinstall the cover and restore pressure.
We offer worldwide shipping with tracking on every order. Your purchase is protected by a 30-day money-back guarantee and our price-beat policy: if you find the same aftermarket part offered elsewhere at a lower price, we will beat it.
Orders typically require 1–3 business days for processing. During this time, we confirm product availability and prepare the shipment for consolidation.
We offer two shipping tiers designed to meet your operational needs. The exact costs for all shipping options will be displayed at checkout.
Express Shipping (UPS, DHL, etc.)
Ideal for urgent needs. Estimated delivery time is typically 3–5 business days after processing.
Economy Shipping
Our standard, cost-effective option. Estimated delivery time is typically 5–10 business days after processing.
Shipping costs are calculated at checkout based on your location and selected shipping method.
Once your order ships, you'll receive a tracking number via email so you can monitor your delivery.
For detailed delivery information and FAQs, please visit our Delivery Information page or contact us.

