ASUS VivoBook X510UA Battery Replacement OEM 42Wh - B31N1637 / C31N1637 for S5100U, X510 Series

Q: What does "OEM" mean for this battery, and how do I know if the B31N1637 or C31N1637 is right for my ASUS VivoBook?

A: "OEM" stands for Original Equipment Manufacturer.This means the battery is produced to the identical design, specifications, and quality standards as the original battery that came with your ASUS VivoBook, ensuring perfect compatibility and performance. The part numbers B31N1637 and C31N1637are often used interchangeably for the same battery model in this series. To confirm compatibility, check the label on your old battery. If it shows either of these ASUS part numbers (or a very close variant), this is the correct direct replacement. Choosing this OEM battery over a generic one guarantees the correct fit, voltage, connector, and built-in safety circuitry for your specific S5100U or X510 series model.

Q1: Is this B31N1637/C31N1637 battery a guaranteed fit for my ASUS VivoBook S5100U or X510 series laptop?
Yes, with factory-engineered compatibility. This genuine ASUS OEM battery is the exact replacement part for multiple models in the popular VivoBook series. It is confirmed compatible with:

• ASUS VivoBook S5100U series laptops
• ASUS VivoBook X510 series laptops
  It directly replaces part numbers B31N1637 and C31N1637, ensuring perfect physical fitment, immediate system recognition, and seamless operation with your laptop's power management.

Q2: How does the 42Wh capacity support reliable daily computing and portability?
This high-quality 42Wh Lithium-Ion battery is designed to balance performance and portability:

• Extended daily use for typical tasks like web browsing, document work, and media consumption on a single charge
• Stable power delivery ensuring consistent system performance without unexpected shutdowns during important work
• Optimized efficiency that works with your VivoBook's power-saving features to maximize usable time away from an outlet
• Reliable rechargeability built with quality cells to maintain capacity over time, restoring your laptop's mobile convenience

Q3: What safety features and quality standards are built into this ASUS replacement battery?
Your laptop and safety are protected by:

• ASUS-Compatible Protection Circuitry: Integrated safeguards against overcharging, over-discharging, short-circuiting, and excessive heat.
• Premium Cell Construction: Utilizes reliable, grade-A lithium-ion cells for stable, long-lasting performance.
• OEM Specifications: Manufactured to meet the original design specifications for voltage, capacity, and communication with your laptop's charging system.
• Quality Assurance: Undergoes testing to ensure reliable operation and safety in daily consumer use.

Q4: Why is choosing this genuine replacement a smart, high-value choice for my VivoBook?
Extending the life of a reliable laptop offers exceptional value:

• Restores Original Performance: Returns your VivoBook to its intended battery life and portability.
• Protects Your Investment: A proper, stable power source helps preserve the lifespan of your laptop's internal components.
• Cost-Effective Solution: A simple battery replacement can add years of service to your current laptop for a fraction of the cost of a new device.
• Guaranteed Compatibility: Avoids the fit, performance, or recognition issues common with uncertified third-party batteries.

Q5: What warranty and support back this purchase?
We stand behind the quality of our products. This ASUS VivoBook replacement battery is backed by a 12-Month Warranty and is supported by our customer service team.

Ready to Restore Your Laptop's Portability?
Don't stay tethered to a power outlet. Click 【Add to Cart】 now for a genuine, reliable battery that brings back the freedom of your ASUS VivoBook.

 Guaranteed Fit for VivoBook S5100U & X510 Series
 Genuine B31N1637 / C31N1637 OEM Specifications
 42Wh Capacity for Daily Productivity
 12-Month Warranty & Support