B31N1912 C31N1912 Laptop Battery Replacement for ASUS VivoBook
4.3Editor score
42Wh capacity
Li-ion technology
Tool included
10 Best ASUS Laptop Battery Replacement (October 2026) Expert Guide
Finding a reliable power source is critical for keeping your ASUS laptop running smoothly throughout your workday. A degraded battery can lead to sudden shutdowns and lost productivity, making replacement essential for many users.
We analyzed numerous third-party options based on compatibility, safety standards, and user feedback to curate this list. Each entry matches specific ASUS models to ensure a secure fit and optimal performance for your device.
Every product entry includes detailed specifications, pros and cons, and links to current availability. Please note that pricing and stock levels fluctuate frequently, so verify details before finalizing your purchase decision today.
Top 3 Picks for Best ASUS Laptop Battery Replacement
Fancy Buying C21N1347 Laptop Battery Replacement for Asus X555
4.4Editor score
38Wh capacity
7.6V output
CE certified
C41N1731-2 Battery Replacement for ASUS ROG Strix G15 G17
4.6Editor score
67Wh capacity
15.4V voltage
BattArmor safety
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Top 10 Best ASUS Laptop Battery Replacement in 2026 Compared
The following table provides a side-by-side comparison of all ten selected battery replacements, highlighting key specifications like voltage, capacity, and compatible models to help you make an informed decision quickly.
ProductsSpecificationsEditor scorePrice
Best Budget
B31N1912 C31N1912 Replacement
11.55V 42Wh
3-cell Li-ion
VivoBook 14 E410
UL CE certified
4.3Editor score
Editor's Choice
B31N1912 Battery for VivoBook 14
11.55V 42Wh
3-cell Polymer
VivoBook 14 E410
60-day return
4.3Editor score
Editor's Choice
Fancy Buying C21N1347 Replacement
7.6V 38Wh
3-cell Li-polymer
X555 Series
CE FCC certified
4.4Editor score
Fancy Buying A32-K55 Battery
11.1V 52Wh
3-cell Li-polymer
A45 A55 Series
500 cycles
4.3Editor score
B31N1912 C31N1912 Battery
11.55V 42Wh
3-cell Polymer
VivoBook 14 E410
Tool included
4.3Editor score
B31N1726 Laptop Battery for TUF
11.4V 48Wh
3-cell Li-polymer
FX504 FX505
365 day warranty
4.3Editor score
TREE.NB B31N1912 Replacement
11.55V 42Wh
3-cell Li-ion
VivoBook 14 E410
Low self-discharge
4.3Editor score
C41N1837 Battery Replacement
15.4V 76Wh
76Wh capacity
Zephyrus GA502
Grade A cells
4.2Editor score
TREE.NB B31N1912 C31N1912
11.55V 42Wh
3-cell Li-ion
VivoBook 14 E410
UL CE safety
4.4Editor score
C41N1731-2 Battery Replacement
15.4V 67Wh
4335 mAh
ROG Strix G15
BattArmor safety
4.6Editor score
1. B31N1912 C31N1912 Laptop Battery Replacement for ASUS VivoBook – Best Budget
B31N1912 C31N1912 Laptop Battery Replacement for ASUS VivoBook
11.55V 42Wh
3-cell Li-ion
Compatible VivoBook models
UL CE certification
This battery replacement targets ASUS VivoBook users needing a reliable and affordable power solution. Rated at 4.3 stars, it offers a 42Wh capacity suitable for standard daily tasks and light productivity workloads.
Pros
- Affordable price point
- Includes installation tools
- Certified by UL CE
- Supports up to 500 cycles
- Comprehensive model list
Cons
- Limited return window
- Requires manual wake up
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The product uses grade A Li-ion cells to ensure stability and longevity over time. It supports numerous VivoBook series including E410, L410, and E510 models with a 11.55V output for optimal compatibility.
Users must perform a discharge cycle to 5 percent before full charging to activate the battery correctly. Also, contacting the seller directly via your order page is recommended since Amazon returns close after one month.
Ideal for budget conscious buyers with specific VivoBook models, this battery delivers solid performance for its price. Ensure your exact model matches the compatibility list before ordering to avoid fit issues.
Safety and Certification
The product meets UL and CE safety standards to protect your laptop from short circuits and overheating risks during normal operation cycles.
Included Installation Tools
The package comes with screwdrivers to simplify the physical replacement process for users who do not have their own specialized tools at home.
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2. B31N1912 C31N1912 Battery for Asus VivoBook 14 – Best for Warranty
B31N1912 C31N1912 Battery for Asus VivoBook 14
11.55V 42Wh
3-cell Polymer
Extended model compatibility
12 month replacement
This option expands compatibility with more VivoBook variants while maintaining a competitive price point. With a 4.3 rating, it provides a reliable 42Wh capacity for standard usage scenarios.
Pros
- 60-day return policy
- 12-month replacement warranty
- Includes installation tool
- Supports many E410 variants
- Grade A cells used
Cons
- Return window closes early
- Seller contact required
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The battery supports extensive model numbers including E410MA, L410MA, and F414MA series. It uses 3-cell polymer cells to deliver consistent voltage and power delivery throughout the charge cycle.
A key advantage is the 12-month replacement policy which offers long-term security for buyers. However, users must contact the seller directly after thirty days to initiate any returns or exchanges.
Best for users needing broader compatibility across VivoBook models, this battery balances cost and warranty coverage effectively. Always verify the part number matches your device requirements before purchase.
Extended Model Support
The product explicitly lists compatibility with many specific sub-models such as E410MA-EK007TS and L410MA-BV037TS to reduce buyer uncertainty regarding fit.
Warranty and Support
Customers can reach the seller via their store page for questions or issues, ensuring help is available if the battery encounters problems early.
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3. Fancy Buying C21N1347 Laptop Battery Replacement for Asus X555 – Editor's Choice
Fancy Buying C21N1347 Laptop Battery Replacement for Asus X555
7.6V 38Wh
3-cell Li-polymer
X555 Series match
CE FCC certified
This replacement targets the older X555 series laptops which still power many students and professionals. Rated at 4.4 stars, it delivers a 38Wh capacity suitable for moderate usage.
Pros
- 5000mAh capacity
- Compatible with X555
- Certified by CE FCC
- Includes activation tips
- High build quality
Cons
- Older laptop models
- Manual wake up required
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The battery uses Li-polymer technology for stability and features built-in circuit protection against overcharging. It fits specific models like X555L X555LA and A555L with a 7.6V output.
Users should discharge the new battery to 10-20 percent before fully charging to wake it up properly. This step ensures the battery controller initializes correctly and reports accurate levels.
For owners of X555 series laptops seeking a trusted brand, this battery offers excellent value and reliability. Confirm your model matches the list carefully since older laptops have specific part requirements.
Safety Certifications
The product adheres to CE and FCC safety standards which help guarantee stable operation and compliance with environmental regulations globally.
Activation Tips
The manual advises cycling the battery three to four times after initial charge to maximize performance and ensure the system recognizes the new cell accurately.
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4. Fancy Buying A32-K55 Battery for ASUS A33-K55 A41-K55 – Wide Compatibility
Fancy Buying A32-K55 Battery for ASUS A33-K55 A41-K55
11.1V 52Wh
3-cell Li-polymer
A55 K55 Series
Overcurrent protection
This battery offers an impressively broad compatibility list spanning older ASUS A45 A55 and K75 series laptops. With a 4.3 rating it provides a 52Wh capacity for extended unplugged usage.
Pros
- 5200mAh capacity
- Supports 20+ models
- Overcharge protection included
- 30-day refund policy
- 12-month warranty
Cons
- Older A45 A55 series
- Basic packaging design
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The product includes multiple circuit protections such as overcharge and temperature control to enhance safety. It uses Li-polymer cells that support up to 500 recharge cycles over the product life.
Users benefit from a full refund policy within thirty days and a twelve-month warranty for any defects. Support is available via email with a twenty-four hour response time for any technical questions.
Best for owners of older ASUS models needing a reliable replacement, this battery balances capacity and protection features well. Check your specific model against the extensive list before ordering to ensure a perfect fit.
Circuit Protection
The battery features built-in protection against overheat and short circuits to prevent potential damage to the laptop motherboard during charging cycles.
Customer Support
Friendly after-sales service is available through email to help users with installation or performance questions quickly and efficiently.
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5. B31N1912 C31N1912 Laptop Battery for ASUS VivoBook 14 – Best Value
B31N1912 C31N1912 Laptop Battery for ASUS VivoBook 14
11.55V 42Wh
3-cell Polymer
VivoBook L510 support
60-day return
This battery variant covers additional VivoBook models including L510MA-WB04 and E410MA-EK017TS. It maintains the 42Wh capacity and polymer construction for consistent daily power delivery.
Pros
- 42Wh capacity
- Includes tool
- 12-month warranty
- Wide VivoBook support
- Grade A cells
Cons
- Return window closes
- Needs seller contact
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The product includes an auxiliary tool to help with physical installation which is helpful for users lacking screwdrivers. It follows standard safety guidelines and meets environmental safety standards.
Buyers enjoy a 60-day return window and a 12-month replacement policy for added confidence. Always check the part number carefully as many VivoBook models share similar but different battery requirements.
For VivoBook owners needing a specific match, this option provides strong value and support. Verify the exact model and part number on your old battery before ordering to avoid compatibility issues.
Installation Tools
An auxiliary tool is included to simplify the physical replacement process for users who need a basic tool to remove the back panel screws.
Extended Warranty
The 12-month replacement policy ensures long-term security and gives users peace of mind regarding the durability and performance of the new battery.
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6. B31N1726 Laptop Battery for TUF Gaming – Best for TUF Series
B31N1726 Laptop Battery for TUF Gaming
11.4V 48Wh
3-cell Li-polymer
FX504 FX505 support
365-day warranty
This option is designed specifically for ASUS TUF Gaming models like FX504 and FX505 series. With a 4.3 rating it offers a 48Wh capacity suitable for gaming and productivity sessions.
Pros
- 48Wh capacity
- FX504 FX505 support
- Anti-overdischarge protection
- 12-month warranty
- 365-day support
Cons
- Mid-range capacity
- Limited model types
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The battery includes advanced protection features like anti-overdischarge and temperature control to ensure safe operation under load. It meets OEM standards and uses high quality materials for durability.
Customers receive a 30-day refund and a 12-month warranty along with 365-day support for any product issues. The seller offers rapid email response to resolve any installation or performance concerns.
Ideal for TUF Gaming owners seeking reliable power, this battery delivers balanced performance and protection. Confirm your specific model number such as FA506IU or FX505DT to ensure perfect compatibility before purchase.
Gaming Focus
The battery targets TUF Gaming laptops ensuring consistent voltage delivery during high-performance tasks like gaming and video rendering without unexpected shutdowns.
Protection Features
Multiple safety circuits prevent overcharging and short circuits to protect both the laptop hardware and the user during normal operation cycles.
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7. TREE.NB B31N1912 Laptop Battery Compatible with VivoBook – Best Reliability
TREE.NB B31N1912 Laptop Battery Compatible with VivoBook
11.55V 42Wh
3-cell Li-ion
Rigorously tested
Low self-discharge
This battery focuses on stability and rigorous testing to ensure reliable operation for VivoBook users. It matches a 4.3 rating and provides a 42Wh capacity for standard daily workloads.
Pros
- 42Wh capacity
- Low self-discharge
- Rigorously tested
- Stable current output
- Friendly support
Cons
- Basic packaging
- Standard capacity
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The product is designed with low self-discharge properties to maintain charge over time when not in use. It features stable current output and correct voltage to ensure compatibility with specific VivoBook systems.
Users benefit from a supportive team ready to help with any questions or concerns regarding the product. This approach reduces the risk of receiving a defective unit and ensures satisfaction after purchase.
For buyers prioritizing stability and support, this battery offers a dependable solution for everyday use. Check the exact model number on your current battery to confirm compatibility before placing your order today.
Low Self-Discharge
The battery technology minimizes self-discharge so that it retains more power when sitting idle for long periods between uses.
Quality Testing
Every unit undergoes rigorous testing to verify correct voltage capacity and circuit protection before it reaches the customer ensuring consistent performance.
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8. C41N1837 Battery Replacement for Rog Zephyrus – Best High Capacity
C41N1837 Battery Replacement for Rog Zephyrus
15.4V 76Wh
High capacity cells
Zephyrus models
Multiple protections
This high capacity battery targets power users with Rog Zephyrus and GA502 models. With a 4.2 rating it delivers a substantial 76Wh capacity for extended gaming and productivity sessions.
Pros
- 76Wh capacity
- 15.4V voltage
- Grade A cells
- 30-day refund
- 24-hour support
Cons
- Premium price point
- Complex installation
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The product uses Grade A cells to ensure fast charging and low power consumption during operation. It includes multiple safety features like overcharge and short-circuit protection to prevent hardware damage.
Support is available via 24-hour email to answer any technical questions or resolve issues quickly. The brand commits to providing friendly service to ensure customers feel supported throughout the process.
For Zephyrus owners needing maximum battery life, this option delivers the high capacity and safety required for demanding tasks. Always verify the exact model number to avoid compatibility issues with different laptop generations.
High Capacity
With 76Wh capacity this battery provides significantly longer runtimes compared to standard 42Wh units making it ideal for gaming or travel.
Grade A Cells
The use of Grade A cells ensures consistent performance and faster charging speeds while reducing the risk of overheating during intense workloads.
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9. TREE.NB B31N1912 C31N1912 Laptop Battery Replacement – Best Certified
TREE.NB B31N1912 C31N1912 Laptop Battery Replacement
11.55V 42Wh
3-cell Li-ion
UL CE Certified
E510 E410 support
This product is certified by UL and CE to ensure high safety standards for compatible VivoBook laptops. Rated at 4.4 stars it offers a 42Wh capacity suitable for daily workloads.
Pros
- 42Wh capacity
- UL CE safety certified
- Activation tips included
- Strict guidelines
- High rating
Cons
- Needs discharge cycle
- Basic tools
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The battery includes activation tips to help users properly initialize the new unit for optimal performance. It uses 3-cell Li-ion technology to deliver reliable power and long-term durability.
Users must discharge the battery to 10-20 percent before charging to wake it up correctly. This step ensures the internal controller registers the new cell and prevents early shutdowns.
Best for users prioritizing safety certifications, this battery provides solid protection and performance. Verify your model number carefully before ordering to ensure a perfect match with your ASUS VivoBook system.
UL CE Certification
Certification by UL and CE ensures the battery meets strict safety standards to protect your laptop from electrical hazards and overheating.
Activation Advice
The manufacturer advises a discharge cycle to ensure the battery controller initializes correctly and avoids early shutdowns after installation.
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10. C41N1731-2 Battery Replacement for ASUS ROG Strix G15 – Best Premium
C41N1731-2 Battery Replacement for ASUS ROG Strix G15
15.4V 67Wh
ROG Strix support
BattArmor safety
High quality cells
This premium option targets ROG Strix G15 and G17 users with advanced safety and high capacity. With a 4.6 rating it delivers a 67Wh capacity for extended gaming and productivity sessions.
Pros
- 67Wh capacity
- BattArmor safety system
- 15.4V voltage
- Installation guide
- 24-hour support
Cons
- Higher price
- Complex fit
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The product features the BattArmor safety system offering overcharge and short-circuit protection for enhanced reliability. It uses high-capacity cells to provide longer-lasting performance and safer operation under heavy loads.
Installation tools and a guide are included to help with the physical replacement process. Users also receive 24-hour customer service to resolve any questions or issues quickly and professionally.
For ROG Strix owners needing top-tier performance and safety, this battery is the best choice. Always verify the specific model number to ensure a perfect fit before purchasing this premium replacement.
BattArmor Safety System
The BattArmor system provides advanced protection against overcharge and short circuits to ensure safe operation during high-performance tasks.
Included Installation Guide
The package includes tools and a service manual to help users install the battery safely and correctly without needing extra hardware.
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Buying Guide – How to Choose the Best ASUS Laptop Battery Replacement
Choosing the right replacement battery requires checking compatibility and safety standards to ensure reliable performance for your specific ASUS laptop model.
Model Compatibility
Always match the part number and model series listed on your current battery or laptop manual to ensure the replacement fits correctly and works with your system. Using the wrong part can cause damage or failure to charge.
Verify the exact model code like E410MA or FX505GT to avoid ordering a battery that does not fit or work properly in your device.
Battery Capacity
Battery capacity measured in Watt-hours (Wh) determines how long your laptop runs on a single charge. Higher Wh means longer battery life which is crucial for heavy users like gamers or travelers.
Choose a capacity matching your original battery to maintain balance and avoid strain on the charging circuit during daily use.
Cell Type
Most replacements use Li-ion or Li-polymer cells which are lightweight and hold charge well. Li-polymer tends to be thinner and safer for ultra-thin laptops while Li-ion is more affordable for older models.
Select the cell type specified for your laptop model to ensure the battery fits the physical space inside the chassis correctly.
Safety Certifications
Look for certifications like UL CE or FCC which indicate the battery meets safety standards for electrical protection. These certifications help prevent risks like overheating short circuits or overcharging.
Always choose a battery with valid safety certifications to protect your expensive laptop hardware from potential electrical hazards during charging.
Warranty and Support
A good replacement battery should come with at least a 12-month warranty and responsive customer support. This ensures you can get help or a replacement if the battery fails early.
Check the warranty duration and return policy before buying to ensure you are covered against defects or performance issues.
Activation Requirements
Many new batteries require a discharge cycle to 5-20 percent before fully charging to wake up the internal controller. Failing to do this may result in the battery not being recognized by the system.
Follow the installation tips provided by the seller to initialize the battery correctly and ensure it holds a full charge after the first few cycles.
Installation Tools
Some packages include screwdrivers or tools which simplify the physical replacement process especially for users who lack specialized equipment. This can save time and money on separate purchases.
Check if tools are included in the package or plan to have the right screwdriver ready before starting the replacement task.
Return Policy
Ensure the seller offers a clear return window in case the battery is defective or does not fit. Amazon returns close after one month for some items so you might need to contact the seller directly.
Review the return policy carefully to know your options if the battery fails to perform as expected after delivery.
How to Use and Care for Your ASUS Laptop Battery Replacement
Always discharge the new battery to 5-20 percent before the first full charge to wake up the internal controller and ensure the system recognizes it properly.
Avoid letting the battery drain completely to zero percent as this can damage the chemical cells and reduce its overall lifespan significantly over time.
Store your laptop in a cool dry place when not in use and avoid leaving it in extreme heat or cold to maintain battery health and safety.
Frequently Asked Questions
How do I know which battery fits my ASUS laptop?
Check the model number printed on your current battery or in the laptop manual and match it with the compatible list provided in the product description. This ensures the battery will fit and work correctly.
What is the typical lifespan of a replacement battery?
Most replacement batteries offer up to 500 recharge cycles which translates to about 2 to 3 years of regular use. Proper care like avoiding full discharges extends this lifespan further.
Do replacement batteries need special activation before use?
Yes most new batteries require a partial discharge cycle to wake up the controller. This prevents the system from not recognizing the battery after installation.
Are third-party replacement batteries safe to use?
Yes if they have safety certifications like UL CE or FCC. These ensure the battery meets electrical safety standards to protect your laptop from overheating or short circuits.
Can I mix old and new batteries in my laptop?
No always use a single new replacement battery for your laptop. Mixing old and new cells can cause imbalance and potential damage to the battery management system.
What warranty should I expect on a replacement battery?
Most reputable sellers offer a 12-month warranty covering defects. Some provide a 30-day money-back guarantee for added peace of mind.
Why does my new battery not hold a full charge?
The battery may need calibration by cycling it a few times. Ensure the charging cable and port work properly too.
Final Thoughts on Choosing the Best ASUS Laptop Battery Replacement
This guide highlights top options ranging from budget choices to premium high-capacity replacements suitable for various ASUS laptop models and needs.
Prioritize model compatibility and safety certifications to ensure reliable performance and protection for your device during daily use and work.
Always verify current availability and exact model details before ordering since pricing and stock levels change frequently across different online retailers today.