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ASUS VivoBook S531 S15 Battery Replacement Genuine B31N1842 - Compatible with K531, X531, V531, M513

ASUS VivoBook S531 S15 Battery Replacement Genuine B31N1842 - Compatible with K531, X531, V531, M513

Warranty: 1 year warranty!
Regular price $39.99
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FAQ

Breathe New Life Into Your ASUS VivoBook: Genuine B31N1842 High-Capacity Battery

Is your ASUS VivoBook K531, X531, S531, or another 15-inch model constantly running out of power, limiting your productivity on the go? Restore its designed portability and reliability with the Genuine ASUS B31N1842 Replacement Battery. This is the exact Original Equipment Manufacturer (OEM) power cell specified for your laptop, ensuring a perfect physical fit and seamless integration with the system's power management. Compatible with a broad range of VivoBook models (including K531, X531, V531, S15, S531, M513, K513, and S513), it delivers stable voltage and the capacity needed for extended use. Don't compromise with generic batteries that may cause fit issues or erratic performance. Choose the authentic B31N1842 to safely and effectively bring your VivoBook back to its optimal working condition.

Precision Power for Your Daily Driver
Crafted to meet original specifications, this lithium-ion battery delivers a stable 11.52V and a 42Wh capacity, providing the consistent energy your VivoBook's display and processor need for smooth, uninterrupted work, study, and entertainment. Reclaim the extended battery life you've been missing.

Why Choose the Genuine B31N1842 Battery?

  • Guaranteed Fit for Multiple Models: Designed for a perfect, seamless fit in popular ASUS VivoBook series including the K531, X531, V531, S15, S531, M513, K513, and S513. No guesswork—just a secure installation that maintains your laptop's sleek design.

  • Restore Original Runtime & Reliability: Swap out your worn-out battery and experience a noticeable return to longer usage times. This genuine-specification cell ensures stable performance for daily tasks without the anxiety of sudden shutdowns.

  • Built with Certified Safety: Your safety is paramount. This battery incorporates high-quality lithium-ion cells and a robust protection circuit to prevent overcharging, over-discharging, and short circuits. Protect your laptop and your peace of mind.

  • Exceptional Value & Sustainable Choice: Extend the life of your trusted VivoBook. This replacement offers significant savings compared to a new laptop and is an eco-friendly alternative to electronic waste.

  • Regain True Mobility: Escape the tether of a power cord. Enjoy enhanced productivity in class, at coffee shops, or while traveling. A fresh battery restores the cord-free convenience essential to your mobile lifestyle.

Product Highlights & Specifications

  •  Genuine Model: B31N1842

  •  Voltage: 11.52V

  •  Capacity: 42Wh

  •  Broad Compatibility: For ASUS VivoBook models:

    • K531, X531, V531, S15, S531

    • M513, K513, S513 (15-inch variants)

  •  Smart Safety: Integrated protection against over-current, over-voltage, and short-circuit.

  •  Condition: Brand New, Ready to Install.

  •  Type: OEM Replacement Battery.

Specification:

Battery Type: Li-ion

Battery Condition: Brand New

Battery Voltage: 11.52V

Battery Capacity: 42Wh

Condition: New from Manufacturer, Grade A Cell

 

Replace Part Number:

B31N1842 0B200-03440000

 

Compatible laptop models:

Replacement for Asus VivoBook K531 K531F K531FA K531FL Series;

Replacement for Asus VivoBook X531 X531F X531FA X531FL Series;

Replacement for Asus VivoBook V531 V531F V531FA V531FL Series;

Replacement for Asus VivoBook S15 S531 S531F S531FA S531FL Series;

Replacement for Asus VivoBook 15 M513 M513I M513IA M513U M513UA Series;

Replacement for Asus VivoBook 15 K513 K513E K513EA K513EQ K513EAN Series;

Replacement for Asus VivoBook 15 F513 F513E F513EA F513EP Series;

Replacement for Asus VivoBook 15 S513 S513E S513EA S513EP S513EQ Series;

Replacement for Asus VivoBook 15 X513 X513E X513EA X513EP X513EQ X513IA X513EAN Series;

Replacement for ASUS VivoBook S15 V531FA V531FL S5500F S5500FL V5050E V5050EA V5050EA1135 Series Notebook.

Don't let a failing battery cut your day short. Choose the trusted, compatible B31N1842 battery. It's the simple, effective way to restore the endurance and reliability your ASUS VivoBook needs to keep up with you.

Order now and power your potential, anywhere!

Revive. Recharge. Recommence.

Disclaimer:
All batteries sold on laptopbatteriesadapters.com are replacement parts. laptopbatteriesadapters.com doesn't affiliate with any of the original manufacturers. Any registered trademarks or model names listed above are identified as purposes of showing compatibility only.

Q: How do I confirm this B31N1842 battery is compatible with my specific ASUS VivoBook, and what makes it “genuine”?
A: Compatibility is confirmed by matching your laptop's model number and the battery's part number.

  1. Check Your Laptop Model: Find the exact model number on the label on the bottom of your laptop (e.g., VivoBook K531S531M513IA, etc.). If it matches the listed series (K531/X531/V531/S15/S531/M513/K513/S513), this battery is designed for it.
  2. Check the Old Battery: The most accurate method is to remove the old battery and verify the part number printed on its label. If it reads B31N1842 (or a very close variant like B31N1841), this is the direct replacement.

“Genuine” or OEM B31N1842 battery means it is manufactured to ASUS's original specifications, using the same connectors, voltage, form factor, and safety circuitry. This guarantees proper communication with your laptop for accurate charge level reporting, safe charging cycles, and reliable performance, unlike uncertified third-party alternatives.

Q1: Is this genuine B31N1842 battery guaranteed compatible with my ASUS VivoBook K531, S531, or M513 laptop?
Yes, with factory-engineered precision. This genuine ASUS OEM battery (Part #: B31N1842) is the exact replacement power cell designed for multiple VivoBook 15-inch series. It guarantees perfect compatibility with:

  • ASUS VivoBook K531, X531, V531 series
  • ASUS VivoBook S15, S531, S513 models
  • ASUS VivoBook M513, K513 configurations
    It ensures perfect physical fitmentimmediate system recognition, and seamless power management integration with your specific VivoBook model.

Q2: How does the 42Wh lithium-ion capacity support reliable daily productivity and multimedia use?
This high-quality 42Wh battery delivers optimized performance for everyday computing needs:

  • Extended productivity sessions providing 5-7 hours of typical use for office applications, web browsing, and video streaming
  • Stable power delivery maintaining consistent system performance without unexpected interruptions during important tasks
  • Efficient energy management working with your VivoBook's power-saving features to maximize mobile usability
  • Reliable rechargeability built with quality cells to maintain capacity through hundreds of charge cycles

Q3: What safety certifications and protection features ensure worry-free operation?
Your ASUS VivoBook is protected by multiple safety layers:

  • ASUS OEM Certified Safety Circuits with protection against overcharging, over-discharging, short circuits, and thermal issues
  • Premium Battery Cell Construction using high-quality lithium-ion technology for stable, reliable performance
  • Intelligent Power Management ensuring accurate battery health monitoring and charge cycle optimization
  • Full System Compatibility maintaining correct communication with your laptop's charging and power management systems

Q4: Why is choosing genuine ASUS B31N1842 the smart investment for extending my laptop's lifespan?
This genuine replacement offers exceptional value and reliability:

  • Guaranteed Performance – delivers the exact power specifications your VivoBook was engineered to use
  • Device Protection – prevents potential damage to motherboard and components from inferior power sources
  • Cost-Effective Solution – extends your laptop's service life at a fraction of replacement cost
  • Perfect Integration – avoids compatibility issues and performance compromises common with generic batteries

Q5: What warranty and customer support comes with this purchase?
We provide comprehensive assurance with:

  • 12-Month Quality Warranty against manufacturing defects
  • Compatibility Guarantee for all listed ASUS VivoBook models
  • Expert Customer Support for installation guidance and technical questions
  • Satisfaction Promise ensuring confidence in your purchase

Restore Your VivoBook's Mobile Performance Today!

Experience genuine ASUS power and reliability. Add to Cart now for:

 Guaranteed ASUS VivoBook K531/X531/S15/M513 Compatibility
 42Wh All-Day Productivity Performance
 Advanced Safety & Protection Features
 12-Month Warranty & Expert Support

Power your daily computing with confidence—choose genuine ASUS quality for lasting performance!