Shyarweyy 42Wh B31N1912 battery label ready to install for ASUS VivoBook.
Shyarweyy battery connectors closeup showing secure contact for ASUS VivoBook.
Shyarweyy 42Wh compatibility list helps ensure ASUS VivoBook models fit.
Shyarweyy CE RoHS certifications emphasize safety and environmental compliance.
Shyarweyy battery pack assembled for durable laptop power replacement.
Shyarweyy battery pack inspection tag highlights quality check.
Shyarweyy packaged battery ready for shipment and quick installation.

Shyarweyy

Shyarweyy 42Wh B31N1912 Replacement Battery for ASUS VivoBook 14 15.6in

Free U.S. shipping and free 30-day returns. Check the compatible models in the description below.

$32.32

In stock. Ships free, usually within 1–4 business days.

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Check the listed compatible models and specs before you order. Questions? Email us.

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Free tracked shipping on every order. Most orders arrive within 3–8 business days.

Free 30-day returns

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Return eligible items within 30 days of delivery for a full refund. We email you a prepaid return label.

Peak-demand shipping delays

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During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

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Questions about fit or an order? Email nexoltic@gmail.com. We reply on business days (Mon–Fri).

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Product details

Power up with a reliable replacement battery for ASUS VivoBook

Keep your ASUS VivoBook running smoothly with the Shyarweyy 42Wh B31N1912 replacement battery. This Li-ion polymer pack is engineered to deliver steady, dependable power for everyday tasks, whether you’re studying, working remotely, or enjoying media on the go. With a designed capacity of 42Wh and a nominal voltage of 11.55V, it’s built to support longer unplugged sessions and shorter recharging cycles alike.

Key specs

  • Battery Model: B31N1912
  • Voltage: 11.55V
  • Capacity: 42Wh
  • Type: Li-ion polymer

Compatible part numbers

  • B31N1912, C31N1912
  • 0B200-03680000, 0B200-03680200

Compatibility and notebook models

  • Replacement for ASUS VivoBook 14 and 15.6 inch configurations such as E410M, E410MA, L410M, L410MA, E410KA, F414MA, E510MA, E510KA, L510MA, R522MA, L410MA-BV058TS, L510MA-WB04, and related EK1890WS/EK007TS/EJ033TS variants

Safety, standards, and testing

  • CE, FCC, RoHS certified for safety and environmental compliance
  • Designed with strict compatibility guidelines to support reliable operation

Real-life use and what to expect

In daily use, you may notice longer unplugged periods between charges, smoother handling of everyday tasks, and a dependable backup during commutes or study sessions. The label, connectors, and packaging reflect a focus on quality control, while the battery is crafted to fit common VivoBook chassis for a straightforward replacement.

Warranty and support

  • 30-day no-questions-asked money-back guarantee
  • 12-month exchange warranty
  • Responsive support for setup and compatibility questions

Note: This description highlights consumer-use possibilities based on capacity and design. It does not claim medical benefits. Always follow safety guidance during replacement and proper disposal of old cells.

FAQ

Q: Which ASUS VivoBook models are compatible with this Shyarweyy battery?

A: Compatible with ASUS VivoBook 14 and select E410, E510, and L510 models; check part numbers B31N1912 or C31N1912.

Q: What warranty and safety certifications apply to this battery?

A: CE, FCC, and RoHS certified, with a 30-day money-back guarantee and a 12-month exchange policy.

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