Xiaomi 1 generation Cliff Sensor Replacement: Fixes cliff sensor error 4
Available Options
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
Video Reviews
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Xiaomi 1 generation Fixes cliff sensor error 4
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| Brand | Xiaomi | Modern Home Furnishing | Xiaomi | DYAILYDEALS | TOOPRE | Mornrise |
| Model | 1 generation | Robot Vacuum | ||||
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| Price | $13.15 | $85.98 | $28.61 | $9.17 | $10.76 | $11.53 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 29, 2025 | August 30, 2025 | August 8, 2025 | August 8, 2025 | August 28, 2025 | August 8, 2025 |
| Compatibility | Xiaomi Sweeping Robot, Xiaomi 1 generation | Xiaomi Robot Vacuum S10, S12, T12, B106GL, Mop 2S, XMSTJQR2S, 3C B106CN | Xiaomi Mi Robot Vacuum | Xiaomi MI Robot Vacuum 2, Roborock S50 S51 | Robot vacuums | Xiaomi Mi Robot Vacuum 1, Xiaomi Mi Robot Vacuum 1st, SDJQR02RR, SDJQR01RR, Mijia 1S |
| Material | High-quality plastic, HEPA filter material | Durable plastics and metals | Durable plastic | |||
Cliff Sensor Replacement
Taylor T.
Boston, MA
September 2, 2025
As a brand loyalist, I've always relied on Xiaomi for reliable products, and this sensor replacement didn't disappoint. When my vacuum started throwing that error and refusing to work, I was worried about a costly repair, but this fix was simple and effective. It seemed to me that the part was well-made and matched the original, allowing my vacuum to clean without any hitches now. I can evaluate that it's a great way to extend the life of your device without breaking the bank, which is important on my income. The whole process from ordering to installation was smooth, and I'm back to enjoying a clean home without any tumbles down the stairs. Definitely a worthwhile investment for anyone facing similar issues.
- Pros: The replacement part was a perfect fit for my Xiaomi vacuum, and it resolved the error immediately, making the device navigate safely again without any issues. I was fairly impressed by how straightforward the installation was, and it felt like getting a new lease on life for my trusted gadget.
- Cons: The delivery was a bit slow to start, as it took longer than expected to arrive, and the courier did call ahead which was helpful but added to the wait. Initially, I was skeptical about compatibility, but it worked out fine in the end.