The Gentrax GTX3500 takes the Gentrax foam air filter for the GT2500, GT3500 and GTX3500 (part gentrax-pt-airfilterfoamdx) as its air filter; Australian sellers list it from A$39.00 as of 3 November 2026. Fitment confirmed against the manufacturer's compatibility list.
Your generator
Gentrax GTX3500
Inverter generator
Confirmed against Gentrax's listConfirmed against Gentrax's own compatibility list
Not yours? Change
Takes the gentrax-pt-airfilterfoamdx air filter
foam air filter for the GT2500, GT3500 and GTX3500 · check the code printed on your old filter before ordering.
Gentrax sells this filter for model code GSX-CEDD.
Your generator
Inverter generator
Confirmed against Gentrax's listConfirmed against Gentrax's own compatibility list
Takes the gentrax-pt-airfilterfoamdx
Air filter · check the code on your old filter.
Gentrax sells this filter for model code GSX-CEDD.
Other Gentrax generators that take the gentrax-pt-airfilterfoamdx
GenuineGenuine Gentrax
$39.00
Gentrax · 3 NovLowest genuine · Gentrax · checked 3 Nov
CompatibleCompatible option
See seller
No compatible seller tracked yetNo compatible seller tracked yet
Genuine: made by Gentrax. Compatible: another brand.Genuine is made by Gentrax. Compatible is made by another brand. Check the seller's page for the size and models it fits.
Lowest price · $39.00
Gentrax. Every seller we track is listed below. Some links earn us a commission. Some seller links earn us a commission, at no extra cost to you.
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AUD, before delivery. Each price shows when it was checked.
Opens Gentrax in a new tab. Their page is the source of truth for price, delivery and returns.
How long it lasts
Replace it when it is torn or damaged, Gentrax says; clean it every 3 months or 50 hours.
After replacing: No reset needed.
How to change the air filter in your Gentrax GTX3500
Watch the guide or follow the steps.
No clear video for this part yet. The steps cover it.
- 1Turn the generator off and let it cool, on firm, level ground.
- 2Unscrew and remove the air filter cover, pull away the air cleaner housing and release its two plastic clips with a flat screwdriver.
- 3Take out the foam element. Wash it in household detergent and warm water (or a non-flammable solvent), rinse it and let it dry thoroughly.
- 4Soak it in clean engine oil and squeeze out the excess. Fit a new element if it is torn or damaged.
- 5Refit the element, the housing and the air filter cover.
Every number this part goes by
- Retail name:
- gentrax-pt-airfilterfoamdx
Sellers list any of these; they are the same part.
About your Gentrax GTX3500
Gentrax generator, inverter generator — Gentrax inverter. Its air filter is the foam air filter for the GT2500, GT3500 and GTX3500, part gentrax-pt-airfilterfoamdx.
Where the model number is: The model is on the label on the generator's side panel or frame (Honda EU22i, Yamaha EF2000iS), with the serial number, and on the box. Switch the engine off and let it cool before you open a cover.
Fits these 3 Gentrax models
Common questions
- Which air filter fits the Gentrax GTX3500?
- The Gentrax GTX3500 takes the Gentrax foam air filter for the GT2500, GT3500 and GTX3500 (part gentrax-pt-airfilterfoamdx). Gentrax sells this filter for model code GSX-CEDD.
- Where can I buy the gentrax-pt-airfilterfoamdx in Australia?
- We track 1 Australian seller for the gentrax-pt-airfilterfoamdx; the lowest listed price when we last checked was A$39.00 at Gentrax. Prices are re-checked daily and dated on this page.
- How do I fit the gentrax-pt-airfilterfoamdx in a Gentrax GTX3500?
- 5 steps, listed on this page with the replacement video where the maker has one.
- What happens if I don't change it?
- A clogged air filter starves the engine of air: it loses power, uses more fuel and is harder to start.
- Is there anything to reset afterwards?
- No reset needed.
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