Xiaomi 1 generation Cliff Sensor Replacement: Fixes cliff sensor error 4
Got a Xiaomi robot vacuum throwing an Error 4? That's the cliff sensor crying uncle. These little components are the robot's eyes for drop-offs—without them, your vacuum might take a tumble down the stairs or just refuse to work, leaving you with a messy floor and a hefty repair bill.
Slap in this replacement sensor, and you're back in business. It's built for Xiaomi's 1st-gen models, with potential cross-compatibility for similar bots. Suddenly, your gadget navigates safely, cleaning without a hitch. Keep these sensors in check, and you'll squeeze more life and performance out of your robotic helper. Simple fix, big payoff.
- Prevents robot from falling
- Compatible with Xiaomi models
- Easy to install replacement part
- Enhances robot vacuum safety
- Fixes cliff sensor error 4
General specs
- Brand: Xiaomi
- Model: 1 generation
- Seller: Joom
- Compatibility: Xiaomi Sweeping Robot, Xiaomi 1 generation
- Function: Cliff detection, Error 4 resolution, Prevents falls
- Installation: Replacement part, User-installable
- First listed by seller: 8/26/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
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| Brand | Xiaomi | TAOMall | Modern Home Furnishing | Xiaomi | Modern Home Furnishing | Modern Home Furnishing |
| Model | 1 generation | |||||
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| Price | $12.17 | $11.84 | $94.27 | $26.04 | $41.73 | $54.12 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 27, 2025 | August 27, 2025 | August 19, 2025 | August 22, 2025 | August 19, 2025 | August 19, 2025 |
| Compatibility | Xiaomi Sweeping Robot, Xiaomi 1 generation | Xiaomi sweeping robots | Xiaomi Robot Vacuum S10, S12, T12, B106GL, Mop 2S, XMSTJQR2S, 3C B106CN | Xiaomi Robot Vacuum Cleaner 1, Xiaomi Robot Vacuum Cleaner 1S, SDJQR01RR, SDJQR02RR, SDJQR03RR, Roborock E2, Roborock E3, Roborock E4, Roborock E5, Roborock S4, Roborock S4 Max, Roborock S5 | Xiaomi Mi Robot Vacuum-Mop Pro STYTJ02YM, Xiaomi Mi Robot Vacuum-Mop Pro STYJ02YM, Viomi V2, Viomi V3, Viomi SE, Conga 3490, Conga 3690 | Xiaomi Mi Robot Vacuum Mop 2S, 3C, XMSTJQR2S, B106CN |
| Included Components | Mop attachment, Replacement parts | Main brush, Side brush, HEPA filter | Main brush, Side brush, HEPA filter, Mop cloth | |||
