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Air Filter
The air filter is the engine’s first line of defense: it stops dust, sand and abrasive particles from reaching the combustion chamber. A good air filter is invisible in normal driving and only shows its worth in harsh conditions — high dust, desert roads, construction sites. For an export buyer, the decision is rarely about the filter alone; it is about matching media grade and pleat density to the target market’s roads and air quality.
Selection Guide
Match media to dust load
Dry, dusty markets (Middle East, North Africa) justify nano-fiber or high-dust media; temperate markets are well served by standard cellulose.
Check the seal
A PU-foam gasket must rebound and sit flush in the housing, otherwise unfiltered air bypasses the element.
Panel vs round
Passenger cars are mostly panel-type; light trucks, buses and machinery often use round or heavy-duty elements with a safety layer.
Pleat count matters
Higher pleat density means more media area and longer service life for the same box size.
SKU Table
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| Model | Series | Dimensions | Filtration Efficiency | Media | Applicable Vehicles | Carton Qty | MOQ | Details |
|---|---|---|---|---|---|---|---|---|
| hy-af-nano | Nano | 280mm × 205mm × H45mm | >=99.5% | nano-fiber | passenger cars, SUVs | 20 | 500 | View → |
| hy-af-panel | Panel | 300mm × 210mm × H50mm | >=99.0% | cellulose | passenger cars | 20 | 500 | View → |
| hy-af-round | Round | H320mm × OD150mm | >=99.0% | cellulose | light trucks, commercial vehicles | 10 | 300 | View → |
| hy-af-heavy | Heavy-Duty | H400mm × OD200mm | >=99.6% | nano-fiber + safety layer | construction machinery, agricultural machinery, heavy trucks | 6 | 200 | View → |
Procurement Concerns
What a buyer should verify before committing an order in this category.
Filtration-efficiency inflation
"≥99%" on a data sheet is meaningless without the test standard and particle size. A credible air-filter spec cites ISO 5011 or SAE J726, the test dust, and the efficiency at a stated micron level. Before you commit a container, ask for the test report — not the sticker.
Fitment & compatibility
Panel air filters are vehicle-specific. A 2 mm deviation in length, width or seal height lets unfiltered air bypass the element and shortens engine life. Always cross-check the OE number and approve a physical pre-production sample before mass production.
Service life & dust holding
Higher pleat count and a nano-fiber layer extend the service interval by holding more dust for the same box size. In desert or construction markets, cheap cellulose clogs fast and drives warranty claims — specify a dust-holding capacity (grams) if the fleet runs in high dust.
Storage humidity
Resin-impregnated cellulose absorbs moisture in humid warehouses and can swell before installation. Elements must be sealed in polybags with a desiccant and kept off the floor; a swollen, warped panel will not seat and is a silent customer complaint.
Export packaging
Air filters are light but bulky, so freight cost per unit is dominated by cube, not weight. Verify carton compression strength and pallet cube, and use corner reinforcement — crushed corners are the single most common air-freight complaint on this category.
After comparing dust loads across regions, my strong view is this: if you are selling into the Middle East or North Africa, skip the cheapest cellulose SKU. Fine desert dust is exactly what a nano-fiber layer catches best, and buyers there already understand that a clogged, high-dust air filter shortens engine life. Positioning a nano-fiber air filter as a “desert grade” line is both technically honest and commercially sharper than competing on price alone.
Procurement Q&A
What is your MOQ for air filters?
Standard panel air filters start at 500 units per model; heavy-duty and round elements start at 200–300 units. Custom tooling for new OE patterns is quoted separately.
Can you produce to my OE number?
Yes. Send us the OE number and a sample or drawing; we match dimensions, media and seal, and provide a pre-production sample for approval.
How do you prevent air bypass around the media?
We use PU-foam or rubber gaskets that are compression-set tested, plus 100% airtightness checks, so the seal is verified on every unit.
How do you prove your filtration efficiency is real?
We specify efficiency against a test standard (ISO 5011 / SAE J726) with the test dust and micron level stated. On request we provide a third-party or in-house test report for the exact SKU, not a marketing percentage.
What dust-holding capacity should I specify for desert markets?
For the Middle East and North Africa we recommend a nano-fiber or high-dust media with a stated dust-holding capacity in grams, and a more frequent replacement reminder in your catalog. We help you pick the right media grade for the target dust load.
How do you pack air filters for sea freight?
We use 5-ply export cartons with corner reinforcement, sealed polybags with desiccant, and pallet cube optimized to keep freight cost per unit low. Carton compression strength is specified to survive container stacking.
Can I get a sample before mass production?
Yes. We provide a pre-production sample against your OE number or drawing, and you approve dimensions, media, seal and packing before we run the full order.
Get a quote
Request a Air Filter quote
Send your OE number, target vehicle, or market — we match the right SKU and provide a full spec sheet.