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Asus B31N1842 42Wh Battery

Original price was: £ 111.00.Current price is: £ 84.00.

SKU: Battery-Asus-B31N1842-42Wh Category:

Description

Product Overview

This ASUS B31N1842 42Wh replacement battery is designed to restore your laptop’s original performance and mobility. Manufactured to meet or exceed OEM specifications.

Specifications

  • Battery Type: Li-ion
  • Voltage: 11.4V
  • Capacity: 42Wh
  • Condition: Brand new
  • Part Number: B31N1842

Compatible Part Numbers (P/N)

  • 0B200-03440000
  • 0B200-03440100
  • 0B200-03440200
  • B31N1842

Compatible Models

  • ASUS B31BmE1
  • ASUS ExpertBook P1 P1511CEA
  • ASUS VivoBook 15 K513EA
  • ASUS VivoBook 15 S513EA
  • ASUS VivoBook 15 S513IA
  • ASUS VivoBook 15 X513EA
  • ASUS VivoBook 15 X513EP
  • ASUS VivoBook 15 X513EQ
  • ASUS VivoBook 15 X513UA
  • ASUS VivoBook 15 X515EP
  • ASUS VivoBook S15 S531FA
  • ASUS VivoBook S15 S531FL
  • ASUS VivoBook S15 S533EP
  • ASUS VivoBook S15 S533UA
  • ASUS X513IA

Compatibility Note

This battery is compatible with many more ASUS models and part numbers beyond those listed. If you don’t see your specific model or part number here, please leave your laptop model or current battery part number in the order notes during checkout, and we’ll verify compatibility before shipping.

When to Replace Your Battery

Situation Description
Short Runtime Battery drains significantly faster than original capacity, lasting less than 1-2 hours
Swelling/Bulging Battery case appears swollen or distorted, creating gap between battery and laptop
Charging Issues Battery won’t charge fully, charges intermittently, or doesn’t hold charge
System Warnings Laptop displays “Consider replacing your battery” or similar system alerts
Age Factor Battery is 2+ years old with noticeable performance degradation
Overheating Battery becomes unusually hot during charging or normal use
Random Shutdowns Laptop shuts down unexpectedly even when battery indicator shows charge remaining

Estimated Battery Life by Usage

Usage Scenario Estimated Runtime
Web Browsing & Email 3-4 hours
Document Editing 4-5 hours
Video Streaming 2.5-3.5 hours
Gaming 1.5-2 hours
Mixed Use 3-4 hours
Standby/Sleep 24+ hours

Note: These are conservative estimates for a new battery in older hardware. Actual runtime may be shorter than when your laptop was new due to increased software demands and natural hardware aging.

Purchase Benefits

  • Ships within one business day
  • 30-day money-back guarantee
  • 1-year warranty
  • In stock, ready to ship
  • Brand new product
  • Free shipping

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