English
SALE: Use coupon code {BatteryMall Coupon} to save 2.5$
5% off the purchase of 5 or more batteries
10% off the purchase of 15 or more batteries
5% off the purchase of 5 or more batteries
10% off the purchase of 15 or more batteries
$35.89
Shipping calculated at checkout.
Availability:
45 In Stock
Categories:
For ASUS, laptop batteries
Specification:
Battery Model:B31N1912
Capacity: 42WH
Voltage: 11.55V14.4V
Battery Type:Li-Polymer
Cell: Made in China, high quality guarantee
Color:Black
Condition:Replacement Battery (100% Brand New,2 years warranty!)
Replace Part Numbers:
B31N1912 C31N1912 0B200-03680200 0B200-03680000
Compatible Laptop Models:
- For Asus VivoBook 14 E410MA Series
- For Asus VivoBook 14 L410MA Series
- For Asus VivoBook E410KA-EK139TS Series.
- For Asus VivoBook E510KA-EJ033TS Series.
- For Asus VivoBook E510MA-EJ015TS Series.
- For Asus VivoBook F414MA Series.
- For Asus VivoBook L510MA Series.
- For Asus VivoBook R522MA Series.
- For Asus VivoBook E510M Series.
- For Asus VivoBook E510MA Series.
Notice needing attention:
Not all compatible laptop models are listed or inluded here.
You can open the back of your laptop to check the original battery model number. Please cotact us online if you have any question for the compatiblity.
Replace Part Numbers
B31N1912 C31N1912
High-quality interface connector makes output stable and durable
Multiple Protection
Voltage Protection
ESD Protection
Current Protection
Overheat Protection
Product Details
Model Number: B31N1912
Output Voltage: 11.55V
Capacity: 42WH
Track Logistics:
European and American countries can check logistics at this website:https://www.17track.net/en
(2) Middle East countries can check logistics at this website:
http://www.mena56.com/
(3) Asian countries can check logistics at this website:
http://17exp.kingtrans.cn/tracken.jsp
If you cannot find your package at the above three websites, please contact us by email sales@batterymall.com or contact WeChat/WhatsApp: (+86) 198 6775 1872.
About Delivery Time：
(1)If ship from the US warehouse, the normal delivery time is 3-5 working days.(2)If ship from the French warehouse, the normal delivery time is 2-10 working days.
(3)If ship from Russian warehouse:, the normal delivery time is 3-5 working days.
(4)If ship from China:
It normally takes 10-15 working days to North America Areas .
It normally takes 15-20 working days to Europe/South America Areas .
It normally takes 5-10 working days to Asia .
Please notice：
Our product price not including shipping cost/VAT/Customs Duties.
If your country needs to pay VAT, you need to declare and pay the tax by yourself.
![]()
KingSener Leading a New Era of Technology
KingSener brand was established in 2012, we are a professional battery manufacturer, providing high quality products to global customers.We can provide OEM and Wholesale Services/Fast and Global Shipping.
Professional Certification Guarantee: all products have passed CE/FCC/ROHS/EN62133/IEC62133/MSDS.
Get MOQ and quote from battery manufacturer now.
5% off the purchase of 5 or more laptop batteries
About Shipment：
Shipping Method:B2C by Express Shipping
B2B by Air Freight, Rail Transportation, Shipping
About Delivery Time：
We have deals in over 50 countries, please check the Shipping Policy for details: www.BatteryMall.com/shipping-policyAbout payment:
Payment methods: Paypal, Stripe (Apple pay/Google pay), Visa, Mastercard, American Express.If there is a problem with your payment, please give us feedback.
Please notice：
Our battery price is the product price plus shipping cost, not including VAT.If your country needs to pay VAT, you need to declare and pay the tax by yourself.
BatteryMall FAQ●Q: How fast can we send the package? Was it sent with the tracking number?
●Q: How about the battery life or working time?
●Q: How to maintain battery life?
●Q: How long is the battery life?
●Q: Why can't the battery be 100% full?
●Q: How to calibrate my laptop battery?
If you want to know the above questions, please visit our blog: www.BatteryMall.com/blogs/support
Warranty & Service
●48 Hours order Processing Time ( Except holiday)●Full 1 Years Warranty/Fast Shipping/12 Hours Quick Response
If you have any problem with the product, please contact our after-sales team.We will provide quality warranty service and technical support.
Whatsapp/Wechat/Telephone: +86 19867751872
Email: sales@batterymall.com
If you are satisfied with our products, please recommend our store to your relatives and friends.
