The Maytronics Dolphin Supreme M3 takes the Dolphin fine filter bag 99954307-ASSY (70 micron) as its filter; Australian sellers list it from A$109.56 as of 28 October 2026. Fitment confirmed against the manufacturer's compatibility list.
Your pool cleaner
Maytronics Dolphin Supreme M3
Pool cleaner
Confirmed against Maytronics's listConfirmed against Maytronics's own compatibility list
Not yours? Change
Takes the 99954307-ASSY filter
Dolphin fine filter bag 99954307-ASSY (70 micron) · check the code printed on your old filter before ordering.
Maytronics lists this bag for the first version of the M3 (M3 v.1).
Your pool cleaner
Pool cleaner
Confirmed against Maytronics's listConfirmed against Maytronics's own compatibility list

Takes the 99954307-ASSY
Filter · check the code on your old filter.
Maytronics lists this bag for the first version of the M3 (M3 v.1).
Other Maytronics pool cleaners that take the 99954307-ASSY
GenuineGenuine Maytronics
$109.56
Maytronics Australia · 28 OctLowest genuine · Maytronics Australia · checked 28 Oct
CompatibleCompatible option
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No compatible seller tracked yetNo compatible seller tracked yet
Genuine: made by Maytronics. Compatible: another brand.Genuine is made by Maytronics. Compatible is made by another brand. Check the seller's page for the size and models it fits.
Lowest price · $109.56
Maytronics Australia. 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.
This pool cleaner also takes a brush
- Dolphin single-drive combined brush, grey (1 piece)Open Maytronics Australia$39.99
Takes 2 brushes. Separate from the filter. Replace every 12 months.
Compare 1 seller
AUD, before delivery. Each price shows when it was checked.
Opens Maytronics Australia in a new tab. Their page is the source of truth for price, delivery and returns.
How long it lasts
Replace it when the mesh is torn, cracked or worn at the edges, or stays brown or green after a deep clean, Maytronics says; rinse it after every cycle and deep-clean it about once a month.
After replacing: No reset needed.
How to change the filter in your Maytronics Dolphin Supreme M3
Watch the guide or follow the steps.
- 1Switch off and unplug the power supply. Use the floating cable to bring the robot to the edge, then lift it out by its handle (never by the cable) and let the water drain.
- 2Open the filter lid and take out the filter bag.
- 3Fit the new bag in its place and make sure the bag clip holds it firmly.
- 4Close the filter lid before the robot goes back in the pool. To clean a bag, turn it inside out and hose it until the dirt and sand are gone.
Every number this part goes by
- Retail name:
- 99954307
- Retail name:
- 99954307-ASSY
Sellers list any of these; they are the same part.
About your Maytronics Dolphin Supreme M3
Maytronics pool cleaner — Dolphin Supreme (M Line). Its filter is the Dolphin fine filter bag 99954307-ASSY (70 micron), part 99954307-ASSY.
Also in this pool cleaner: Dolphin single-drive combined brush, grey (1 piece) (every 12 months). Takes 2 brushes.
Where the model number is: On a robot the model is on the label on the cleaner's body, often underneath, or on its power supply; unplug the power supply and lift the robot out of the pool before you turn it over. On a Polaris pressure cleaner it is on the body and the box.
Fits these 3 Maytronics models
Maytronics3 models
Dolphin Supreme M3. Maytronics lists this bag for the first version of the M3 (M3 v.1).
Common questions
- Which filter fits the Maytronics Dolphin Supreme M3?
- The Maytronics Dolphin Supreme M3 takes the Dolphin fine filter bag 99954307-ASSY (70 micron). Maytronics lists this bag for the first version of the M3 (M3 v.1).
- Where can I buy the 99954307-ASSY in Australia?
- We track 1 Australian seller for the 99954307-ASSY; the lowest listed price when we last checked was A$109.56 at Maytronics Australia. Prices are re-checked daily and dated on this page.
- How do I fit the 99954307-ASSY in a Maytronics Dolphin Supreme M3?
- No tools, a few minutes: 4 steps, listed on this page with the replacement video where the maker has one.
- What happens if I don't change it?
- A clogged filter slows the cleaner and it picks up less; a torn one lets fine dirt pass straight back into the water.
- Is there anything to reset afterwards?
- No reset needed.
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