Description
Product Overview
This ASUS C21N1818 1 37Wh battery is a genuine replacement part designed specifically for compatible ASUS VivoBook 15 series laptops. Manufactured to meet original equipment specifications, this lithium-ion battery ensures reliable performance and extended computing time.
Specifications
- Part Number: C21N1818
- Capacity: 37Wh
- Chemistry: Lithium-ion
- Voltage: 11.4V
- Condition: Brand new, factory fresh
Compatibility Information
Compatible Part Numbers (P/N)
- C21N1818
- C21N1818-1
Compatible Models
- ASUS VivoBook 15 F512FA
- ASUS VivoBook 15 F512FB
- ASUS VivoBook 15 F512FJ
- ASUS VivoBook 15 F512FL
- ASUS VivoBook 15 F512UA
- ASUS VivoBook 15 X512FA
- ASUS VivoBook 15 X512FB
- ASUS VivoBook 15 X512FL
- ASUS VivoBook 15 X512UA
Note: This list represents common compatible models. If your specific model or battery part number isn’t listed, please leave it in the order notes during checkout and we’ll verify compatibility for you.
When to Consider Battery Replacement
| Symptom | Description | Recommended Action |
|---|---|---|
| Short Battery Life | Laptop powers off quickly when unplugged, lasting less than 1 hour | Replace battery |
| Swelling/Bulging | Battery appears swollen, causing trackpad or case to bulge | Immediate replacement required |
| Charging Issues | Battery won’t charge fully or charges intermittently | Replace battery |
| System Errors | “Battery not detected” or “Consider replacing your battery” messages | Replace battery |
| Age Factor | Battery over 2-3 years old with noticeable performance decline | Consider replacement |
| Overheating | Battery becomes unusually hot during use or charging | Replace immediately |
Purchase Benefits
- Same day shipping on orders before 3PM
- 30-day money back guarantee
- 1-year manufacturer warranty
- Free shipping on all orders
- In stock, ready to ship
- 100% brand new product
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