Asus VivoBook 15 Battery (B31N1842) — Compatible
11.52 V
3646mAh
42 Wh
400 cycles
12 mo warranty
₹2,000 MRP — best price on enquiry
In stock · Lead time 3 days
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Technical specification
| Brand | The Battery Expert |
| SKU | TBE-LAP-ASUS-B31N1842-CMP |
| Chemistry | Lithium Polymer (Li-Po) |
| Nominal voltage | 11.52 V |
| Capacity | 3646 mAh |
| Energy | 42 Wh |
| Part Number | B31N1842 |
| Grade | Compatible |
| Nominal Voltage | 11.52 V |
| Energy | 42 Wh |
| Cells | 3-cell Li-Po |
| Protection | Smart battery controller with SMBus reporting |
| Certification | IEC 62133, UN38.3 (air-freight tested) |
| Includes | Installation screws where applicable |
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Why buy from The Battery Expert
Every type of battery under one roof — so you are not visiting a mobile shop, a car battery dealer and an electrical store for three different batteries. We are sourcing specialists with direct tie-ups to the world's leading brands and the largest distribution houses, run in India by second-generation battery manufacturers with over 40 years of technical and manufacturing experience. Genuine stock, real warranty, and technical advice from people who have actually built batteries.