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Longshan 5th Rd, Xingsheng County,Longgang Street, Shenzhen
B31N1911 Laptop battery for Asus VivoBook TM420IA X421FA 11.55V 4000mAh
Replacement Battery for ASUS VivoBook & Laptop Series
Compatible Part Numbers:
- B31N1911
- C31N1911
- A0118-00427
Compatible Models:
Brand | Model Series |
---|---|
ASUS VivoBook Flip | TP470EA, TP470EZ, TM420IA |
ASUS VivoBook 14 | M413D, M413DA-EK162T, M413DA-EK007T |
ASUS Laptop X421 | X421DA, X421EA, X421EP, X421FF, X421FQ, X421JA |
Other Models | V4050E, V4050EP, V4050F, V4050J, V4050JP, V4100E, VivoBook14 2020版, X421JP |
X1502Z, TP420IA, M40501A, ADOL14EA, ADOL14EQ, ADOL14FQC, Redolbook141, | |
REDOLBOOK14I, REDOL14IA4700, 无畏15X1502Z |
B31N1911 Laptop Battery for Asus VivoBook TM420IA X421FA
What You Get
This is a new battery for your Asus VivoBook. It has:
- 11.55V power
- 4000mAh capacity
- Lithium-ion cells
- CE and RoHS safety marks
Works With These Laptops
- Asus VivoBook TM420IA
- Asus VivoBook X421FA
- Asus ZenBook series
- Asus TP410UA and TP410UR models
Battery Details
What It Does | Details |
---|---|
Run Time | 6-8 hours for web work |
Power Type | 11.55V with 4000mAh |
Cell Type | 3ICP5/57/81 Li-ion |
Safety Marks | CE, RoHS, FCC OK |
Warranty | 12 months help if problems |
Why Buy This Battery
- Lasts Long: Power for all day work
- Safe to Use: No hot spots or fire risks
- Easy to Put In: Takes 5 minutes to swap
- Fits Just Right: Made for your laptop model
- Works Right Away: No setup needed
Good For:
- School Work: Lasts for class all day
- Work From Home: Zoom calls and typing
- Travel: Safe for planes and trips
- Watching Shows: Stream for hours
- Quick Fix: Fast way to fix dead laptop
How To Use It
- Turn laptop off
- Flip laptop over
- Take screws out
- Pull old battery out
- Put new battery in
- Put screws back
- Turn laptop on
Other Batteries You May Need
for newer models
- B31N1732 Laptop Battery for Asus VivoBook S14 S430FA if you have S14 model
- B31N1535 Battery for ASUS ZenBook UX310 for ZenBook users
Our Promise
We make genuine replacement batteries that work right and last long. All our B31N1911 batteries pass safety tests and come with a 12-month warranty.
Buy with trust – we back up what we sell!
Help Center
Have a query? Please check this question and answers
We offer wooden case, steel frame packaging, or according to customer’s demand.
Welcome, look forward to your arrival and we will pick up you from the airport and lead you to visit our factory .
We are both trading company and manufacturer. We have our own factory for more than ten years, and we established a new trading company for better service of overseas customers. Welcome to send your inquiry!
Generally, it will take 40 to 60 days after receiving your advanced payment. The specific delivery time depends on the items and the quantity of your order.
We have the quality control system ISO9001:2008, and it’s been followed strictly. We also have the professional QC team to guarantee the quality.
T/T 50% as deposit, and 50% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
Big size trucks always shipping by RORO or Bulk ship, small type can shipping by container. Please contact us to get a shipping quotation.
Of course, we can provide the customized-designing product meeting with your demand.
In general, we don’t have stock. Our products are all manufactured according to customers’ requirements. So our products are all different and special.
Our products are all custom made. Usually you need to provide us with the drawings. And if you do not have it, some important data is also necessary. We can help you design it after we signed the contract and confidentiality agreement.
Yes, we do. This product is guaranteed up to one year from purchase unless man-made damage. If there is anything wrong with product itself quality problem, we will change or repair it at our charge. If not, we will provide after-sales service at your charge.