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| Stat. HS-Code | 84149000 |
| Country of Manufacture | China |
| Walker Filtration | E821XA |
| Brand | Code |
|---|---|
| Atlas Copco | 2255292834 |
| HiFi Filter SI | 90823 |
| Noitech NM | 000520 |
| Oxfil | IF.3133 |
| Spare Part Mart | SPM-INF-1289 |
| Walker Filtration | E821XA |
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-1289.
Continuous-Duty Industrial Operations
In facilities where compressors run 24/7, this filter ensures consistent removal of contaminants without frequent element changes, reducing downtime and maintenance labor.
High-Humidity Environments
When ambient moisture is high, the filter's coalescing media effectively separates water and oil aerosols, protecting downstream equipment from corrosion and fouling.
Inventory Consolidation for Multi-Brand Fleets
If your plant uses filters from Atlas Copco, Walker Filtration, and other brands, stocking the SPM-INF-1289 simplifies inventory by replacing multiple part numbers with one aftermarket unit.
Remote or Mobile Installations
For portable compressors or remote sites where replacement parts are hard to source, this filter's universal compatibility ensures you can maintain air quality without waiting for branded parts.
The SPM-INF-1289 is designed as a direct replacement for Walker Filtration E821XA and is compatible with Atlas Copco equipment that uses that filter. Check your current filter's part number or consult your equipment manual to verify fitment.
The filter uses a coalescing media designed to remove water and oil aerosols. Specific micron ratings are not provided; refer to the original Walker Filtration E821XA specifications for detailed performance data.
Dimensions and thread size are not specified in the available data. For fitment, we recommend comparing with the Walker Filtration E821XA or contacting our support team with your housing details.
This filter is built to match OEM specifications and is a direct replacement for the Walker Filtration E821XA. While not genuine, it offers a cost-effective alternative with a 30-day money-back guarantee.
Installation is identical to the original element: turn off the system, depressurize the housing, remove the old element, and insert the new one. Ensure the O-ring is properly seated before closing.
We offer worldwide shipping with tracking. Your purchase is covered by a 30-day money-back guarantee and our price-beat guarantee. Specific delivery times are not stated; check at checkout.
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.

