Whisker Litter-Robot 3 Connect

Whisker Litter-Robot 3 Connect is a rotating globe box for cats from 5 lb, by the maker's figures. Its sources claim 4 of the 6 safety layers: weight sensor, anti-pinch, cycle delay and stop button. Not found in the sources yet: entry sensor and open entry. The brand says it cleans without Wi-Fi.

15 of 22 key fields sourcedData checked October 8, 2026
Weight sensorEntry sensorAnti-pinchOpen entryCycle delayStop button

Safety layers

Which protections a source claims for this model. A claim on paper, not a test result.

  • Weight sensor: claimed, with a source
  • Entry sensor: not found in the sources yet
  • Anti-pinch: claimed, with a source
  • Open entry: not found in the sources yet
  • Cycle delay: claimed, with a source
  • Stop button: claimed, with a source
Claimed, with a sourceNot found in the sources yetNot claimed anywhere we looked

Spec sheet

Manufacturer claims, not our measurements. The numbers in brackets lead to the source list at the bottom of the page.

How it cleans
Rotating globe[1]
Minimum cat weight
5 lb (2.3 kg) claimed[2]
Cats per unit
4 claimed[1]
Step-in height (floor to entry edge)
7.1 in (18 cm) claimed[2]
Entry opening height
15.5 in (39.4 cm) claimed[2]
Width
24.3 in (61.6 cm) claimed[2]
Depth
27 in (68.6 cm) claimed[2]
Height
29.5 in (74.9 cm) claimed[2]
Unit weight
24 lb (10.9 kg) claimed[2]
Litter it takes
any clumping cat litter[1]
Without Wi-Fi
Runs without Wi-Fi[3]
App
Whisker app[1]
Weight sensor
Yes[1]
Anti-pinch
Yes[4]
Default delay before cleaning
7 min[5]
Stop button on the unit
Yes[6][7]
Bags and filters
Ordinary bags and litter, no brand-only refills[2][1]
Warranty
12 months (brand claim)[2]

Key fields not found in the sources yet: Entry, Heaviest cat, Drum or tray volume, Waste drawer, FCC ID, FCC grantee (company that filed), Entry presence sensor. Other details not found: Noise.

When it acts up

From the Litter-Robot 3 manual (non-Connect version). Whisker has not published a separate Connect manual.

Blue light flashing

Why: The waste drawer is nearly full.

What to do: Empty the drawer, put in a new liner, press Reset.[8]

Yellow light flashing slowly

Why: A cat entered during a cycle or the bonnet was removed.

What to do: Wait: it restarts 15 seconds after the cat leaves, or once the bonnet is back on.[9]

Yellow light flashing quickly

Why: The anti-pinch feature stopped the globe.

What to do: Clear the blockage and press any button to return the globe home.[10]

All 6 problems and fixes

Listed in and related reading

Which automatic litter boxes notice a kitten?Low entries for senior cats with stiff jointsAutomatic litter boxes for multi-cat homesCompact automatic litter boxesAutomatic litter boxes that keep cleaning without Wi-FiAre automatic litter boxes safe for cats?Why is my self-cleaning litter box drum not turning?

Sources

  1. Litter-Robot 3 Connect product page (Whisker EU store), Features, checked Oct 8, 2026
  2. Litter-Robot 3 Connect product page (discontinued), Specs/FAQ, checked Oct 8, 2026
  3. Litter-Robot FAQ (Whisker), Can I use Litter-Robot without the app?, checked Oct 8, 2026
  4. Litter-Robot 3: Yellow flashing quickly (Pinch sensor) (Whisker support), Preparation, checked Oct 8, 2026
  5. Litter-Robot 3: Cycle delay / wait time setting (Whisker support), Litter-Robot 3: Cycle delay setting, checked Oct 8, 2026
  6. Litter-Robot 3: Buttons and lights (Whisker support), Control panel buttons, checked Oct 8, 2026
  7. Litter-Robot 3: Connect upgrade kit / Connect Base upgrade (Whisker support), intro, checked Oct 8, 2026
  8. Litter-Robot 3 Instruction Manual (Whisker, plain LR3, not Connect) - used for issues only, p. 20, checked Oct 8, 2026
  9. Litter-Robot 3 Instruction Manual (Whisker, plain LR3, not Connect) - used for issues only, p. 20, checked Oct 8, 2026
  10. Litter-Robot 3 Instruction Manual (Whisker, plain LR3, not Connect) - used for issues only, p. 20, checked Oct 8, 2026