Replacement Battery Specification
- Battery Model: C31N1914
- Capacity: 63Wh
- Voltage: 11.61V
- Battery Type: Li-Polymer
- Cell: Made in China, high quality guarantee
- Color: Black
- Condition: Replacement Battery (100% Brand New, 1-year warranty!)
Replace Part Number
- C31N1914
- 0B200-03730100
- 3ICP6/70/81
Compatible Laptop Model
- For ASUS ZenBook 13 UX425UG Series
- For ASUS ZenBook 14 Ultralight UX435EAL Series
- For ASUS ZenBook 14 UX435EA Series
- For ASUS ZenBook 14 UX435EG Series
- For ASUS ZenBook 14 UM425QA Series
- For ASUS ZenBook 14 UM425UAZ Series
The C31N1914 battery cannot be used with the B5402CVA.
Product Features
- Premium Ultrabook Performance: 63Wh lithium-polymer battery delivers reliable all-day power for ASUS ZenBook 13 UX425UG and ZenBook 14 UX435EA / UX435EG / UM425QA series premium ultrabooks for work and creativity
- Premium Li-Polymer Cells: High-quality lithium-polymer cells provide consistent power delivery with excellent charge retention and lightweight design for demanding professional and creative workloads
- OEM Replacement Quality: Meets or exceeds original ASUS specifications for voltage, capacity, safety standards, and physical dimensions
- ASUS ZenBook Series Optimized: Specifically engineered for ASUS ZenBook 13 UX425UG and ZenBook 14 UX435EA / UX435EG / UM425QA / UM425UAZ series ultrabooks for perfect fit and reliable battery management
- Advanced Safety Protection: Multi-layer protection circuits guard against overcharge, over-discharge, short circuit, and thermal events during daily use
- Restore Original Performance: Revive your ASUS ZenBook with a fresh battery that restores full capacity and eliminates rapid battery drain issues for all-day productivity
Why Choose This Battery
Engineered specifically for ASUS ZenBook 13 and ZenBook 14 series premium ultrabooks, this high-capacity Li-Polymer replacement battery restores full battery capacity for business professionals, creative users, students, and power users. Perfect for extending device lifespan, eliminating battery drain issues, and restoring all-day ultrabook performance.
Key Benefits:
- Compatible with ASUS ZenBook 13 UX425UG and ZenBook 14 UX435EA / UX435EG / UM425QA / UM425UAZ series, replaces C31N1914, 0B200-03730100, 3ICP6/70/81
- High 63Wh Li-Polymer capacity restores original all-day battery life for premium ultrabook users
- Rigorous quality testing ensures capacity, voltage stability, and safety compliance for daily use
- 1-year warranty and OEM-grade construction for reliable long-term performance
- Precision-engineered housing with multi-layer protection circuits for safe operation during daily use
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
Shipping Methods
| Shipping Methods | Ship To | Est. Delivery Time | Shipping Cost | Taxes & Fees |
|---|---|---|---|---|
| USPS / DHL | United States | 10-15 business days | Free | Free |
| Canada Post | Canada | 10-15 business days | Free | Free |
| Royal Mail / Yodel | United Kingdom | 15-20 business days | Free | Free |
| DHL | Germany | 15-20 business days | Free | Free |
| La Poste | France | 15-20 business days | Free | Free |
| Correios | Mexico/Spain/IT | 15-25 business days | Free | Free |
| Local Carriers | SE Asia / East Asia | 5-10 business days | Free | Free |
| Local Carriers | Rest of Europe | 20-25 business days | From $5.99 | Free |
| Local Carriers | UAE / Saudi Arabia / Israel | 16-20 business days | From $7.99 | Free |
📦 Shipping & Tracking Information
Looking for faster shipping? We offer local warehousing services. Please visit our "Local Delivery" page for items available for immediate dispatch.
1. How to Track Your Package:
Please choose the tracking link that corresponds to your destination:
- Europe & The Americas: 17track.net/en
- The Middle East: mena56.com
- Asia: 17exp.kingtrans.cn
Need Help?
If you cannot find your package on any of the above websites, please contact us immediately.
📧 Email: sales@batterymall.com / info@batterymall.com
📱 WeChat/WhatsApp: (+86) 198 6775 1872 / (+86) 191 2767 3310
🚚 Estimated Delivery Time
(1) Shipping from China:
- To Asia: 5-20 business days
- To North America: 10-15 business days
- To Europe/South America: 15-20 business days
(2) Shipping from Local Warehouses:
- From US Warehouse: 3-5 business days
- From European Warehouse: 2-10 business days
- From Russian Warehouse: 3-5 business days
Please note: Exact arrival times depend on the specific country and customs processing.
⚠️ Tax & Customs Information:
Global product prices include customs duties (some countries require a tax ID). Please refer to the settlement invoice for specific shipping costs. Special handling is required if your package is inspected.
Payment Methods
Paypal

Payments by PayPal, no PayPal account required. Paypal is safe and free for buyers.
PayPal account: Payment@batterymall.com
Account Name: ShenZhen KingSener Science and Technology Co., Ltd
Credit or debit card
VISA, MasterCard, the United States n Express,Maestro & Laser Card, APPLE Pay,etc.
PayPal never shares your financial information with us.
WeChat Pay
Currently only supports QR code payment. Please contact WeChat customer service and go to WeChat App to scan the QR code to complete the payment.
Google Pay
Pay with Google Pay, which is more convenient and faster.
Apple Pay
If you use an Apple device, you can use Apple Pay to pay, which is more convenient and faster.
Bank Transfer
Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- How long does a KingSener battery last?2 to 3 years (approx. 500-800 charge cycles) under normal temperatures.
- Laptop says "Battery Not Detected". How to fix?1. Hard Reset: Unplug AC, remove battery, hold power button for 30 seconds.
2. Clean Contacts: Wipe metal connection pins.
3. Reset Drivers: Uninstall battery drivers in Device Manager, then restart.
4. Update BIOS: Ensure motherboard firmware is up to date. - Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- How do I store a laptop battery long-term?Store it at 50% charge in a cool, dry place. Never store at 0% or 100%. Cycle the battery every 3 months to maintain chemical activity.
-
Are KingSener batteries safe?Yes. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating. Fully CE, FCC, and RoHS certified.