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| Stat. HS-Code | 84149000 |
| Country of Manufacture | China |
| 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 will beat it by 5% under our Price Beat Guarantee. Every order is also covered by our 30 day money back guarantee.
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 this filter 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.
This filter 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 to 5 business days for processing. During this time, we confirm product availability and prepare the shipment for consolidation.
We offer two shipping tiers. The exact cost and transit time for every option are quoted live at checkout, and you can also check them from the cart page before you buy.
Express (DHL, UPS, EMS)
For urgent needs. Transit is typically 3 to 8 business days after dispatch, depending on destination.
Economy (air cargo and special lines)
Our standard, cost-effective option. Transit is typically 5 to 15 business days after dispatch.
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.
Prices depend on your ZIP or postcode.
Live rates for the quantity selected, delivered to your door. Confirmed at checkout.


