PetKit pet fountain filters by part number
3 PetKit filters sold in Australia. Each part page lists the models it fits, how often to change it and what sellers charge.
PETKIT filters are sold by generation and model code, for example Filter Unit 3.0 (P4161), a 140 mm disc for the Eversweet 3 Pro, Eversweet 3 Pro UVC, Solo 2 and Solo SE, with a different rectangular filter for the Eversweet Max Cordless. PETKIT says to replace each filter every two to four weeks and sells them in packs of five. App-connected fountains send a replacement reminder, and genuine packs carry an anti-counterfeiting QR label.
Source: petkit.com
The filters
Filter Unit 3.0 (EverSweet 3 Pro, Solo 2, Solo SE)Filter Unit 3.0 · 3 modelsfrom $4.40PetKit's Filter Unit 3.0 for the EverSweet 3 Pro, Solo 2 and Solo SE. Soak the new filter for ten minutes before fitting; the fountain's light tells you when it is due, roughly every 60 days in smart mode or 30 in normal mode.
Change it every month; 4 steps, no tools.
After the change: Hold the fountain's button after fitting to clear the filter light, or reset it in the PetKit app.
Fits 3 PetKit models: EverSweet 3 Pro, EverSweet Solo 2, EverSweet Solo SE.
Filter Unit RECT (EverSweet Max Cordless)Filter Unit RECT · 2 modelsfrom $5.76The rectangular Filter Unit RECT for the cordless EverSweet Max. Five per pack; change monthly.
Change it every month; 4 steps, no tools.
After the change: Reset the filter timer in the PetKit app.
Fits 2 PetKit models: EverSweet Max, EverSweet Max 2 (UVC).
Fountain Cube C (EverSweet Ultra)Fountain Cube C · 1 modelfrom $12.99The Fountain Cube C for the EverSweet Ultra: a carbon cube that drops into the fountain without tools and lasts 30 days, tracked by the PetKit app. Three per pack.
Change it every month; 3 steps, no tools.
After the change: The PetKit app tracks the cube's 30 days; reset it there after fitting.
Fits the EverSweet Ultra.
Brand names describe compatibility only; FitMatch is independent of PetKit. Fitment sources are recorded on every model page.