Replacement Battery Specification
- Battery Model: Eufy RoboVac X8
- Capacity: 5200mAh
- Voltage: 14.8V
- Battery Type: Li-ion
- Configuration: 4S2P
- Cycle Life: 500+ cycles
- Cell: Made in China, Grade-A cells, high quality guarantee
- Weight: 410g
- Color: Blue
- Condition: Replacement Battery (100% Brand New, 1-year warranty!)
Replace Part Number
- Eufy RoboVac X8
Compatible Device Model
- For Eufy RoboVac X8 Series
- For Eufy RoboVac X8 Hybrid Series
- For Eufy RoboVac X8 White Series
- For Eufy RoboVac X8 Hy Series
- For Eufy RoboVac T226X Series
Product Features
- ✅ High-capacity 5200mAh / 14.8V Li-ion battery for extended cleaning sessions
- ✅ Premium 4S2P configuration with Grade-A cells for stable, consistent power output
- ✅ 500+ cycle life — long-lasting performance that keeps your robot vacuum running like new
- ✅ Built-in BMS protection against overcharge, over-discharge, and short circuits
- ✅ Direct plug-and-play replacement — no modification required
- ✅ 1-year warranty with responsive after-sales support
Why Choose This Battery
This 5200mAh replacement battery is engineered specifically for the Eufy RoboVac X8 and X8 Hybrid, restoring full cleaning runtime so your robot vacuum can cover more floor area per charge.
Key Benefits
- Grade-A Li-ion cells in 4S2P configuration deliver OEM-equivalent runtime
- Stable 14.8V output ensures consistent suction power throughout the cleaning cycle
- Multi-layer protection circuit prevents overheating and voltage spikes
- 500+ rated cycle life extends the usable lifespan of your RoboVac
- Cost-effective alternative to Eufy OEM replacement at a fraction of the price
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.High Quality Garanteed
Our battery products are manufactured using high-quality materials and advanced technology to ensure stability and reliability.
The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
China warehouse delivery method
Shipping Methods
Ship To
Est. Delivery Time
Shipping Cost
Taxes & Fees
USPS
United States(No AK/HI, PR/GU, PO Boxes, or APO/FPO)
10-15 business days
Free
Free
Canada Post
Canada
10-15 business days
Free
Free
Royal Mail / Yodel
United Kingdom
15-20 business days
Free
Free
Local Carriers
Germany/Netherlands/Norway
15-20 business days
Free
Free
La Poste
France
15-20 business days
Free
Free
Local Carriers
Australia/New Zealand
15-20 business days
Free
Free
Correios
Mexico/Spain/IT
15-25 business days
Free
Free
Local Carriers
SE Asia / East Asia
5-10 business days
Free
Free
Local Carriers
Rest of Europe
20-25 business days
From $5.99
Free
Local Carriers
UAE / Saudi Arabia / Israel
16-20 business days
From $7.99
Free
Overseas Warehouse Shipping Times & Costs
Shipping Methods
Ship To
Est. Delivery
Shipping Cost
Taxes & Fees
US Warehouse
United States
3-7 business days
Free
Free
European Warehouse
EU countries
5-7 business days
€0 – €5.99
pricing varies by country
Free
UK Warehouse
United Kingdom
3-7 business days
Free
Free
Canada Warehouse
Canada
5-7 business days
Free
Free
Payment Methods
Paypal
Payments by PayPal, no PayPal account required. Paypal is safe and free for buyers.
PayPal account: Payment@batterymall.com
Account Name: ShenZhen KingSener Science and Technology Co., Ltd
Credit or debit card
VISA, MasterCard, the United States n Express,Maestro & Laser Card, APPLE Pay,etc.
PayPal never shares your financial information with us.
WeChat Pay
Currently only supports QR code payment. Please contact WeChat customer service and go to WeChat App to scan the QR code to complete the payment.
Google Pay
Pay with Google Pay, which is more convenient and faster.
Apple Pay
If you use an Apple device, you can use Apple Pay to pay, which is more convenient and faster.
Bank Transfer
If you cannot use the above payment methods and the order amount exceeds HK$2000, please contact our customer service to obtain your bank account and pay via bank transfer.
Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- How long does a KingSener battery last?2 to 3 years (approx. 500-800 charge cycles) under normal temperatures.
- Laptop says "Battery Not Detected". How to fix?1. Hard Reset: Unplug AC, remove battery, hold power button for 30 seconds.
2. Clean Contacts: Wipe metal connection pins.
3. Reset Drivers: Uninstall battery drivers in Device Manager, then restart.
4. Update BIOS: Ensure motherboard firmware is up to date. - Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- How do I store a laptop battery long-term?Store it at 50% charge in a cool, dry place. Never store at 0% or 100%. Cycle the battery every 3 months to maintain chemical activity.
-
Are KingSener batteries safe?Yes. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating. Fully CE, FCC, and RoHS certified.