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.
Features
- 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
- ID: 689cb0cf125b1512a000b4a3
- 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.
View on seller's site
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$13.81
Last price update: 8/30/25
Out of stock
Price History for seller Joom
| Date | Price |
|---|---|
| 8/30/25 | $13.81 |
| 8/26/25 | $12.33 |
Shipping options
Delivery to 
United States
United States
Unavailable
Video Reviews
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| Brand | Xiaomi | Xiaomi | Xiaomi | Xiaomi | Xiaomi | Xiaomi |
| Model | 1 generation | S10+ | Door and Window Sensor 2 | Smart Air Purifier 4 | Note 14 5G | W66 |
| Color | ||||||
| Rating |
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| Price | $13.81 | $389.00 | $16.99 | $43.59 | $2.09 | $169.00 |
| Seller | Joom | Gshopper | Gshopper | Gshopper | Sunsky | Gshopper |
| Update | August 29, 2025 | July 25, 2024 | July 25, 2024 | July 25, 2024 | May 18, 2025 | July 25, 2024 |
| Compatibility | Xiaomi Sweeping Robot, Xiaomi 1 generation | Hardwood, Tile, Carpet | Xiaomi ecosystem | Xiaomi Smart Air Purifier 4 | Xiaomi Redmi Note 14 5G | |
| Installation | Replacement part, User-installable | No tools required | Professional installation recommended | |||
Cliff Sensor Replacement
$13.81
