FitMatch

The PetKit EverSweet Max 2 (UVC) takes the PetKit Filter Unit RECT (EverSweet Max Cordless) (part Filter Unit RECT) as its filter; replace it every month; Australian sellers list it from A$5.76 as of 5 October 2026. Fitment confirmed against the manufacturer's compatibility list.

PetKit EverSweet Max 2 (UVC)

Your pet fountain

Pet fountain

Confirmed against PetKit's list

Not yours? ChangeSave it · remind me
Filter Unit RECT

Takes the Filter Unit RECT

Filter · every month · check the code on your old filter.

Other PetKit pet fountains that take the Filter Unit RECT

Genuine

$5.76 each

5-pack $28.80

Amazon AU · 5 Oct

Compatible

See seller

No compatible seller tracked yet

Genuine: made by PetKit. Compatible: another brand. Check certification on the seller's page.

Lowest price · $5.76 each · 5-pack $28.80

Amazon AU. Every seller we track is listed below. Some links earn us a commission.

Open Amazon AU

Compare 2 sellers

AUD, before delivery. Each price shows when it was checked.

Amazon AUGenuine · checked 5 Oct · may have changed$5.76 each5-pack $28.80Open
ManufacturerGenuine · checked 21 Oct$19.99Open
Open cheapest seller · $5.76 each · 5-pack $28.80

Opens Amazon AU in a new tab. Their page is the source of truth for price, delivery and returns.

Not due yet?

Get a nudge when your filter is due — it's every month. One email two weeks before, no newsletter. Manage or stop it anytime.

Also saves the model to a FitMatch account under this address; the email signs you in, no password.

How to change the filter in your PetKit EverSweet Max 2 (UVC)

Watch the guide or follow the steps.

EVERSWEET MAX & EVERSWEET MAX 2 | Cleaning Guide · PETKIT OFFICIAL (official)
  1. 1Soak the new filter in clean water for at least ten minutes.
  2. 2Unplug or switch off the fountain, lift the top tray off and lift the old filter out.
  3. 3Seat the soaked filter in the body the same way round and refit the tray.
  4. 4Fill, power on, and reset the filter timer in the PetKit app (or hold the button until the light clears).
Every number this part goes by
Retail name:
Filter Unit RECT
Retail name:
PETKIT Filter Unit RECT

Sellers list any of these; they are the same part.

About your EverSweet Max 2 (UVC)

PetKit pet fountain, pet fountain — EverSweet. Its filter is the Filter Unit RECT (EverSweet Max Cordless), part Filter Unit RECT, changed every month.

Where the model number is: The fountain's name (PIXI, Flower Fountain, EverSweet 3 Pro) is printed on the base or the underside label; the filter type is printed on the old filter's packaging.

Fits these 2 PetKit models
Common questions
Which filter fits the PetKit EverSweet Max 2 (UVC)?
The PetKit EverSweet Max 2 (UVC) takes the PetKit Filter Unit RECT (EverSweet Max Cordless) (part Filter Unit RECT). Compatible filters made to the same specification also fit.
How often should I replace the filter in my PetKit EverSweet Max 2 (UVC)?
Every month. Flow slows and performance drops off as the filter fills up, so it's worth doing on time.
Where can I buy the Filter Unit RECT in Australia?
We track 2 Australian sellers for the Filter Unit RECT; the lowest listed price when we last checked was A$5.76 at Amazon AU. Prices are re-checked daily and dated on this page.
How do I fit the Filter Unit RECT in a PetKit EverSweet Max 2 (UVC)?
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?
The pad clogs, the pump works harder, and the water the fountain was bought to keep fresh is not.
How do I reset the reminder?
Reset the filter timer in the PetKit app.

Something looks wrong with the EverSweet Max 2 (UVC) match? . Reports go to a person, not a bot.