Asus X555 4900mAh 37Wh 2-Cell Replacement Laptop Battery
The Asus X555 4900mAh 2-cell replacement laptop battery provides a highly dependable, long-lasting power upgrade to seamlessly restore portable runtime for your Asus X555, X555L, X555LA, and X555LD series laptops. Moreover, its premium 4900mAh Lithium-Polymer cell arrangement and stable 7.4V / 7.5V / 7.6V output design deliver smooth energy delivery to keep your device running continuously during essential daily work, web browsing, or studying. Consequently, this high-performance compatible 37Wh internal battery serves as an economical, highly cost-effective power replacement to eliminate unexpected system shutdowns and dead battery issues. Therefore, you can safely work on the move again immediately after an easy internal panel installation without worrying about continuous charger connection. Furthermore, integrated circuit protection controls and thermal safeguards are natively built-in to prevent overheating and ensure maximum battery lifespan safety.
■ Technical Specifications
| Battery Model Series | Asus C21N1401 / X555 Series |
| Battery Type & Cells | 2-Cell Rechargeable Lithium-Polymer (Li-Poly) Internal Replacement |
| Total Capacity | 37 Wh (4900 mAh High Capacity Output) |
| Output Voltage | 7.4V / 7.5V / 7.6V Compatible Standard |
| Safety Architecture | Built-in Overcharge, Over-discharge & Thermal Protection Safeguards |
| Warranty Protection | El Hassan Quality Guarantee |
■ Confirmed Laptop Compatibility
- • Asus X555 Series: X555, X555A, X555B, X555C, X555D, X555D, X555U
- • Asus X555L Series: X555L, X555LA, X555LB, X555LD, X555LF, X555LI, X555LJ, X555LN, X555LP
- • Asus K555 / F555 / A555 Series
- • Asus Y583 / R556 Series
- • Compatible Part Numbers: C21N1401, PP22AT687251, 0B200-01160000, 0B200-01160200
Battery Care Tip: For optimal battery calibration, charge your new replacement battery to 100% before first use, then discharge it to around 15% across the first 3 full cycles.






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