Description
Product Overview
This ASUS C31N1831 50Wh battery is a genuine replacement part designed specifically for compatible ASUS laptop models. Manufactured to meet original equipment specifications, it ensures reliable performance and extended usage time.
Specifications
- Battery Part Number: C31N1831
- Capacity: 50Wh
- Chemistry: Lithium-ion
- Condition: Brand new, factory fresh
Compatible Part Numbers (P/N)
- 0B200-03330100
- 0B200-03330200
- 0B200-03630000
- 0B200-03630200
- 3ICP3/91/91
Compatible Models
- ASUS Pro P3540FA Series (including P3540FA-BQ0065R, P3540FA-BQ0067R, P3540FA-BQ0068R, P3540FA-BQ0412R, P3540FA-BQ0413R, P3540FA-BQ0415R, P3540FA-BR1384R, P3540FA-EJ0185, P3540FA-EJ0187, P3540FA-EJ0187R, P3540FA-EJ037, P3540FA-EJ0371R)
- ASUS Pro P3540FB Series (including P3540FB-BQ0033R, P3540FB-BQ0034R)
When to Replace Your Laptop Battery
| Situation | Description |
|---|---|
| Short Battery Life | Battery drains quickly, lasting 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 |
| Overheating | Battery becomes unusually hot during use or charging |
| System Warnings | Laptop displays “Replace Battery” or similar alerts |
| Age | Battery is over 2-3 years old with noticeable performance decline |
| Random Shutdowns | Laptop turns off unexpectedly even with charge remaining |
Compatibility Note
The compatible part numbers and models listed above are not exhaustive. If you’re unsure about compatibility, please leave your specific laptop model or current battery part number in the order notes during checkout. We will verify compatibility before shipping.
Shipping & Warranty
- Ships within one business day
- 30-day money back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
- Free shipping included




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