Overview
The B31N1912 is a Li-Polymer replacement battery for the ASUS VivoBook E510M, E510MA and E510MA-EJ015TS laptops, rated 11.55V and delivering 42Wh of capacity. It is a direct replacement for the original B31N1912 pack used across the ASUS VivoBook 14 series, so it restores reliable, long-lasting runtime without modification. Ships 100% brand new with a 1-year warranty.
Specs
| Standard Model: | B31N1912 |
| Voltage: | 11.55V |
| Capacity: | 42Wh |
| Battery Type: | Li-Polymer |
| Color: | Black |
| Certification: | CE, FCC, RoHS compliant |
| Condition: | Brand New (100% New, 1-year warranty) |
Parts
- B31N1912
- C31N1912
- 0B200-03680200
- 0B200-03680000
Models
- ASUS VivoBook 14 E410MA Series
- ASUS VivoBook 14 L410MA Series
- ASUS VivoBook E410KA-EK139TS Series
- ASUS VivoBook E510KA-EJ033TS Series
- ASUS VivoBook E510MA-EJ015TS Series
- ASUS VivoBook F414MA Series
- ASUS VivoBook L510MA Series
- ASUS VivoBook R522MA Series
- ASUS VivoBook E510M Series
- ASUS VivoBook E510MA Series
FAQ
Which Asus VivoBook models does this B31N1912 battery fit?
It fits the Asus VivoBook E510M, E510MA and E510MA-EJ015TS models covered here, and it is also compatible with the wider Asus VivoBook 14 series listed above.
What are the specifications of the B31N1912 battery?
The B31N1912 is rated 11.55V with a 42Wh capacity in Li-Polymer chemistry, matching the original Asus specification for the VivoBook 14 series.
Is this a brand-new replacement battery?
Yes. It is a 100% brand new replacement battery supplied with a 1-year warranty, and it installs as a direct drop-in fit for the Asus VivoBook 14 series.