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| Stat. HS-Code | 84149000 |
| Country of Manufacture | China |
| Walker Filtration | E511X1 |
| Brand | Code |
|---|---|
| Atlas Copco | 2255292816 |
| HiFi Filter SI | 90511 |
| Noitech NM | 000498 |
| Oxfil | IF.3119 |
| Spare Part Mart | SPM-INF-1280 |
| Walker Filtration | E511X1 |
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 Spare Part Mart SPM-INF-1280.
Dusty Industrial Environments
In workshops or factories with high airborne dust levels, this in-line filter protects downstream equipment by trapping particulates before they cause wear or blockages. Its robust construction ensures consistent filtration even in harsh conditions.
Continuous-Duty Compressor Systems
For compressors running 24/7, the SPM-INF-1280 provides reliable filtration without frequent maintenance. Its design supports long service intervals, reducing downtime and operational costs.
Inventory Consolidation for Multi-Brand Fleets
Facilities using both Atlas Copco and Walker Filtration equipment can standardise on this single aftermarket filter, simplifying stock management and reducing the number of part numbers held.
Portable or Remote Compressor Applications
When operating compressors in remote or mobile setups, this lightweight in-line filter is easy to install and replace. Its dependable filtration ensures air quality without adding unnecessary complexity.
The SPM-INF-1280 directly replaces the Walker Filtration E511X1 and is compatible with Atlas Copco equipment. Check your existing filter's part number or cross-reference with these brands to ensure fitment.
The SPM-INF-1280 is designed to match the specifications of the Walker Filtration E511X1. For exact filtration rating and media details, refer to the original part's datasheet as those specifics are not provided here.
This filter is built to match the OEM dimensions of the Walker Filtration E511X1. For precise thread size and physical measurements, compare with your existing filter or contact us with your requirements.
Yes, the SPM-INF-1280 is manufactured to match OEM specifications, ensuring a direct replacement. It offers the same fit and function as the Walker Filtration E511X1 at a lower cost, making it a reliable alternative.
Installation is straightforward: simply unscrew the old filter and replace it with the SPM-INF-1280, ensuring a tight seal. No special tools are required. Always follow your equipment's maintenance guidelines.
We offer worldwide shipping with tracking and a 30-day money-back guarantee. If you find a lower price elsewhere, our price-beat guarantee ensures you get the best deal.
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.

