Does it fit the Roborock S8 Pro Ultra?

Yes. This main brush (A6900RR) is designed specifically for the Roborock S8 Pro Ultra.

Can I use it on the Roborock G20?

Yes, the brush is also compatible with the Roborock G20 model.

No. This brush is only for the S8 Pro Ultra and G20. For other models choose the matching accessory.

On average every 6-12 months, more often in homes with pets or long hair.

Yes, it is an original Roborock accessory with 24 months official warranty.

Name: Roborock Main Brush for S8 Pro Ultra / G20 (A6900RR)
Brand: Roborock
SKU: GX-827
Price: 199 MDL
Availability: InStock

Before buying

We do not yet have a documented record for this combination. Catalog tags help navigation; hub model, firmware and desired features need checking.

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Where it works

Home

Replace the worn brush on the S8 Pro Ultra or G20 so the robot picks up dust efficiently again.

Home

Pet hair wears the brush faster; a fresh brush wraps less and keeps cleaning consistent.

Home

Keep a spare brush for the S8 Pro Ultra or G20 and swap it the moment the old one wears out.

Analytics

Real-time consumption tracking via the eWeLink app. Daily, weekly and monthly history helps identify the most energy-hungry devices.

For the installer

Technical specifications

full spec · wiring · datasheet

Support

Does it fit the Roborock S8 Pro Ultra?
Yes. This main brush (A6900RR) is designed specifically for the Roborock S8 Pro Ultra.
Can I use it on the Roborock G20?
Yes, the brush is also compatible with the Roborock G20 model.
Does it fit other Roborock models like S7 or Q5?
No. This brush is only for the S8 Pro Ultra and G20. For other models choose the matching accessory.
How often should it be replaced?
On average every 6-12 months, more often in homes with pets or long hair.
Is it an original part?
Yes, it is an original Roborock accessory with 24 months official warranty.