Description
Product Overview
This ASUS B31N1345 48Wh battery is a genuine replacement part designed specifically for compatible ASUS Transformer Book Flip models. Manufactured to meet original specifications, it ensures reliable performance and safe operation.
Key Features
- 48Wh capacity for extended usage
- Lithium-ion technology
- Original ASUS quality
- One business day shipping
- 30-day refund policy
- 1-year warranty
- In stock, brand new
- Free shipping
Compatibility Information
Part Numbers (P/N)
- B31N1345
- 0B200-00990000
- 0B200-00990100
- B31Bn9h
Compatible Models
- ASUS Transformer Book Flip TP500L
- ASUS Transformer Book Flip TP500LA
- ASUS Transformer Book Flip TP500LB
- ASUS Transformer Book Flip TP500LN
Note: This list represents common compatible models and part numbers. Many additional compatible models exist. If you’re unsure about compatibility, please leave your specific model number or battery part number in the order notes during checkout, and we will verify compatibility before shipping.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery lasts less than 1 hour on full charge |
| Swelling/Bulging | Battery case appears swollen or deformed |
| Charging Issues | Battery won’t charge fully or charges intermittently |
| System Warnings | Laptop shows “Consider replacing your battery” messages |
| Overheating | Battery gets unusually hot during use or charging |
| Age | Battery is over 2-3 years old with reduced performance |
| Sudden Shutdowns | Laptop turns off unexpectedly even with charge remaining |
Estimated Battery Life
| Usage Scenario | Estimated Duration |
|---|---|
| Web Browsing | 3-4 hours |
| Word Processing | 4-5 hours |
| Video Playback | 2.5-3.5 hours |
| Gaming | 1-1.5 hours |
| Standby/Sleep | 24-36 hours |
| Mixed Use | 3-4 hours |
Important Note: These estimates are for new batteries in older systems. Actual battery life may be shorter than when your device was new due to increased software demands, aging hardware components, and normal battery wear characteristics. Conservative estimates ensure realistic expectations.
Warranty & Support
All our batteries come with a comprehensive 1-year warranty, 30-day money-back guarantee, and are shipped within one business day. Our customer support team is available to assist with compatibility questions and installation guidance.
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