PETKIT Purobot Max 3
PETKIT says the Purobot Max 3 is for cats from 3.3 lb to 22 lb, goes up to 15 days between emptying with one cat, and has a 8.03 in entry.
$370 at Amazon
Price as of November 2, 2026.
| Limit | Maker figure | Source |
|---|---|---|
| Cat weight, from | 3.3 lb | petkit.com |
| Cat weight, to | 22 lb | petkit.com |
| Drawer lasts, one cat | 15 days | petkit.com |
| Entry height | 8.03 in | petkit.com |
| Dimensions (W x D x H) | 24.4 x 21.2 x 21.7 in | petkit.com |
Not published by PETKIT: a cat count.
On our guides
- Three cats: the maker does not say how many cats it is rated for
Compare: Litter-Robot alternatives on Amazon, Best automatic litter box, Which PETKIT litter box to buy.
Maker figures, not our tests. Method.
Amazon listing
We link PETKIT Purobot Max 3 Odor Free&Leak Control, Self-Cleaning Cat Litter Box | Low Entrance for Large & Multi-Cat. Not linked:
- Same robot, sold with extras: PETKIT Purobot Max 3 Premium Bundle Automatic Litter Box Odor Control | Large Opening Low Entrance S
- Part or refill: PETKIT PuraMax 2 Odor Free Automatic Cat Litter Box,with 2-Year Coverage | Anti-Leakage,Low Entrance
- A different model: PETKIT Purobot Max Pro 2 AI-Camera Self Cleaning Cat Litter Box Odor-Free | Extra Large Opening 210°
More limits PETKIT publishes
| Limit | Maker figure | Read from |
|---|---|---|
| Litter | clumping | petkit.com |
| App | yes | petkit.com |
Recall check (US and Canada): none found, November 2, 2026.
Other PETKIT models we track: PuraMax 2, Purobot Max Pro 2, Purobot Ultra. Side by side: Which PETKIT litter box to buy.