Description
Product Overview
This ASUS B31N1729 42Wh battery is a genuine replacement part designed specifically for compatible ASUS VivoBook models. Manufactured to meet original equipment specifications.
Specifications
- Battery Capacity: 42Wh
- Voltage: 11.4V
- Chemistry: Lithium-ion
- Part Number: B31N1729
- Condition: Brand new
Compatibility Information
Part Numbers (P/N)
- 0B200-02920000
- B31N1729
Compatible Models
- ASUS K530FF, K530FN
- ASUS P1502FF
- ASUS S5300FF, S5300UN
- ASUS S530FF, S530FN, S530UA, S530UF, S530UN
- ASUS V530FF
- ASUS VivoBook S15 K530FN
- ASUS VivoBook S15 S530, S530FA, S530FN, S530U, S530UA, S530UF, S530UN
- ASUS VivoBook S15 X530FA, X530FN, X530UA, X530UF, X530UN
- ASUS X530, X530FA, X530FF, X530FN, X530UA, X530UF, X530UN
Note: This list represents common compatible models. If your specific model isn’t listed, please leave your laptop model or current battery part number in the order notes during checkout, and we’ll verify compatibility before shipment.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery drains significantly faster than original capacity, lasting less than 1-2 hours |
| Swelling/Bulging | Battery appears physically swollen or causes case separation |
| Charging Issues | Battery won’t charge fully or requires frequent recharging |
| System Warnings | OS displays “Replace Battery” or similar health warnings |
| Random Shutdowns | Laptop turns off unexpectedly even with charge remaining |
| Age | Battery is 2+ years old with noticeable performance decline |
Estimated Battery Life
| Usage Scenario | Estimated Duration |
|---|---|
| Web Browsing & Email | 3-4 hours |
| Document Editing | 4-5 hours |
| Video Streaming | 2-3 hours |
| Gaming | 1-2 hours |
| Mixed Use | 3-4 hours |
Note: These are conservative estimates for a new battery in older hardware. Actual runtime may be shorter than original performance due to increased software demands and natural hardware aging.
Shipping & Warranty
- Ships in 1 business day
- 30-day money-back guarantee
- 1-year warranty
- Free shipping
- In stock, brand new product
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