Why it matters
This open-top Ellenpent arrives fully assembled. Its open layout gives cats visibility and room to move, which Ellenpent says reassures large cats moving from a traditional box.
The 9 L bin holds up to 10 days of waste for one cat. Infrared and weight sensors pause cleaning if a cat walks in, and the app over 2.4 GHz Wi-Fi tracks usage and refreshes all the litter at a tap.
Who it's for, and who should skip it
Good fit if
- Owners who dislike assembly
- Cats that avoid hoods
- Single-cat homes
Look elsewhere if
- Homes without a level spot near an outlet
- Cats that are afraid of moving parts
- Kittens under the maker's minimum weight
Pros and cons
Pros
- Pre-assembled
- One-tap refresh
- Open-top
Cons
- Weight range not stated
- Bin sized for one cat
- 2.4 GHz only
Limitations to weigh
- Set it on a hard, level floor near an outlet. Weight sensors read wrong on carpet or uneven tile, which can stop or trigger cycles.
- Automatic cycling has a minimum cat weight; keep automatic mode off for kittens under it and run cleans manually.
- Empty the waste bin before it's full and keep spare bags; an overfull bin is the most common cause of a stalled cycle.
- Running costs come from the bags, liners, filters and litter the maker specifies. The compatibility checker lists refills that state they fit.
Specifications
Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.
| Material | Acrylonitrile Butadiene Styrene (ABS) | Retailer |
|---|---|---|
| Dimensions (seller) | 21.25"L x 19.7"W x 18.9"H | Retailer |
| Product weight | 8 kg | Retailer |
| In the pack | 1 Count | Retailer |
| Features (seller) | Self-cleaning litter box | Retailer |
| In the box | Cat litter mat *1 | Retailer |
| Model number | 1 | Retailer |
| Warranty | 2 Year Manufacturer | Retailer |
| Waste bin lasts (maker) | 10 days | Retailer |
Alternatives worth comparing
More self-cleaning litter boxes we cover
Final verdict
Convenient for one cat; multi-cat homes will empty it more often.
Where to buy
Our links open this exact model's product page. Prices and stock change; check what's included before you order.
Each button opens this exact model. We may earn a commission on tracked links; it never changes what we publish. Disclosure