Description
Product Overview
Genuine ASUS C21N1808 38Wh B-1 replacement battery designed specifically for your ASUS Chromebook. This high-quality battery ensures reliable performance and extended usage time.
Specifications
- Capacity: 38Wh
- Part Number: C21N1808
- Compatible Part Numbers: 0B200-03130000, C21PqCH
- Chemistry: Lithium-ion
- Condition: Brand new
Compatible Models
- ASUS Chromebook C423NA
- ASUS MJ401TA
When to Consider Battery Replacement
| Symptom | Description |
|---|---|
| Short Battery Life | Laptop powers off quickly even after full charge (less than 1 hour) |
| Charging Issues | Battery won’t hold charge or requires constant connection to power adapter |
| Physical Swelling | Battery appears bloated or causes case separation |
| System Warnings | OS displays “Replace Battery” or “Battery Health Critical” messages |
| Age | Battery is over 2-3 years old with noticeable performance degradation |
| Random Shutdowns | Laptop turns off unexpectedly even with charge remaining |
Compatibility Note
We’ve listed the most common compatible part numbers and models above, but this battery works with additional ASUS devices. If you don’t see your specific model or part number listed, please leave your laptop model or current battery part number in the order notes during checkout. We’ll verify compatibility before shipping.
Shipping & Warranty
- Ships in 1 business day
- 30-day money back guarantee
- 1-year warranty
- In stock, ready to ship
- Free shipping
- Brand new product
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