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Cameron Sino Technology Limited  |  SKU: CS-XMA120VX  |  Barcode: 4894128225300

21.6V, Li-ion, 4000mAh, Vacuum battery fits Roborock, BCR-1P6S-4000HD, A10 Ultra B, A10 Ultra E, 86.4Wh

⭐For further information about stock levels see the notes below⭐
Regular price $116.09 CAD
Shipping calculated at checkout.

Cameron Sino CS-XMA120VX Replacement Battery for Roborock Vacuum – 4000mAh / 86.4Wh

High-performance 21.6V Li-ion replacement battery engineered specifically for Roborock vacuum systems. Designed for extended runtime, stable power delivery, and reliable performance in demanding cleaning environments.

4000mAh Capacity 21.6V Output 86.4Wh Li-ion Rechargeable

Technical Specifications

ModelCS-XMA120VX
Battery TypeLi-ion (Rechargeable)
Voltage21.6V
Capacity4000mAh
Energy86.4Wh
ColorBlack
Dimensions79.30 x 73.80 x 47.20mm
Net Weight476g
Gross Weight546g
EAN4894128225300

Key Benefits

  • Extended Runtime: 4000mAh capacity supports longer cleaning sessions with fewer interruptions.
  • Stable Power Output: Consistent 21.6V delivery ensures optimal vacuum performance.
  • High Energy Density: 86.4Wh provides strong and efficient energy storage.
  • Safe & Reliable: Built-in protection against overcharge, overheating, and short circuits.
  • Precision Fit: Designed specifically for Roborock models for seamless compatibility.
  • Durable Construction: Premium-grade cells and casing for long service life.

Compatible Models

A10 Ultra B A10 Ultra E

Specifically engineered for Roborock vacuum systems requiring a 21.6V 6-cell lithium battery configuration.

Compatible Part Numbers

BCR-1P6S-4000HD

Warranty & Assurance

  • 30-Day Returns: Hassle-free returns for peace of mind.
  • 1-Year Warranty: Reliable replacement guarantee.

Always verify model and part number compatibility before ordering.

Typical Applications

  • Roborock robotic vacuum cleaners
  • Home and commercial cleaning systems
  • Automated floor cleaning solutions
  • High-performance smart cleaning devices

Performance Highlights

  • High-capacity 4000mAh for longer cleaning cycles
  • Stable voltage output for consistent suction power
  • Efficient Li-ion chemistry for improved lifecycle
  • Optimised for high-drain vacuum applications
  • Reliable performance across repeated charge cycles

Important Notice

This is a 21.6V Li-ion battery pack designed specifically for compatible Roborock vacuum models. It is not interchangeable with lower voltage battery packs. Always confirm compatibility before installation to avoid damage to your device.

Reliable Power for Uninterrupted Cleaning

Choose the Cameron Sino CS-XMA120VX for dependable, long-lasting power that keeps your Roborock vacuum operating at peak performance—perfect for maintaining clean spaces with minimal downtime.

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Please note: We reserve the right to send heavier items by transport truck if the carrier's maximum weight per package is exceeded or if we consider it too risky to place with a courier due to the possibility of damage occurring.

🔋 What’s mAh All About?

mAh stands for milliamp hours—basically, how much "fuel" your battery can hold. A higher or lower mAh than your original battery? No worries! 🙌 It won’t affect charging or operation—just means your device might run a bit longer or shorter between charges. Still 100% compatible. Still 100% awesome. 💪✨

Before ordering please read

Ensure the original battery model number is mentioned in our product description and verify that your device model number is also listed in the description.

How to Look after your new lithium battery!!

See how to look after your battery if its lithium Lithium Care

Delivery and Shipping

See our shipping policy and details at this link Shipping Details

📸 Send Us Your Battery Image

Not sure which replacement battery you need? Just snap a Photo / Video of your current battery and send it our way! Our team will quickly identify the exact match and recommend the perfect replacement model — no guesswork, no hassle.

🔍 Fast, Expert Assistance

We’ve helped thousands of customers find the right battery — let us do the same for you. Whether it’s for an alarm system, emergency light, or industrial equipment, we’ve got you covered.

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Technical Specifications

Cameron Sino CS-XMA120VX Replacement Battery for Roborock Vacuum
Battery Details
Category Vacuum
Battery Type Li-ion
Capacity 4000mAh
Voltage 21.6V
Energy 86.4Wh
Dimensions 79.30 x 73.80 x 47.20mm
Gross Weight 546g
Colour Black
Warranty 1-Year Replacement Warranty
Return Policy 30-Day Return Policy
Typical Applications
Applications Replacement battery for compatible Roborock vacuum models using the matching battery reference and specification format.
Built for compatible Roborock vacuum units requiring a 21.6V 4000mAh Li-ion battery pack with matching dimensions and battery reference.
Latest Update: 30 March 2026

OEM Battery Cross Reference

Device Model Original Battery Replacement
Roborock A10 Ultra B BCR-1P6S-4000HD Cameron Sino CS-XMA120VX
Roborock A10 Ultra E BCR-1P6S-4000HD Cameron Sino CS-XMA120VX
This replacement battery matches devices using original battery part number BCR-1P6S-4000HD. Only confirmed model references are shown below.
Confirmed model coverage

The following model references are confirmed for this replacement battery:

Roborock A10 Ultra B Roborock A10 Ultra E
Original battery reference
Brand

Roborock

Original Battery Part Number

BCR-1P6S-4000HD

Battery Format

21.6V Li-ion battery pack

Replacement details
Replacement Battery

Cameron Sino CS-XMA120VX

Capacity

4000mAh

Energy

86.4Wh

Dimensions

79.30 x 73.80 x 47.20mm

Confirmed device list
# Confirmed Device Model Battery Reference
1 Roborock A10 Ultra B BCR-1P6S-4000HD
2 Roborock A10 Ultra E BCR-1P6S-4000HD

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