Product Overview
The C41N1904 (also listed as C41N1904-1) is a 100% brand new 4210mAh / 67Wh Li-ion replacement battery at 15.48V for the ASUS ZenBook 13 / ZenBook 14, ZenBook Flip, ZenBook S and VivoBook S14 families, including the UX325EA, UX325JA, UX425EA, UX425JA, UM425IA, UX363EA and S435EA series. It cross-references ASUS parts 02B200-03660500, 0B200-03660000, 0B200-03660400 and 4ICP5/49/121. Grade A cells deliver long, stable runtime for professional work and daily productivity. Ships 100% brand new with a 1-year warranty.
Specifications
| Attribute | Details |
|---|---|
| Standard Model | C41N1904 / C41N1904-1 |
| Capacity | 4210mAh / 67Wh |
| Voltage | 15.48V |
| Battery Type | Li-ion |
| Cell | Made in China, high quality guarantee |
| Color | Black |
| Condition | 100% Brand New Replacement Battery (1-Year Warranty) |
Replace Part Numbers
- C41N1904
- C41N1904-1
- 02B200-03660500
- 0B200-03660000
- 0B200-03660400
- 4ICP5/49/121
Compatible Models
For ASUS ZenBook 13 Series
- ZenBook 13 UX325EA Series
- ZenBook 13 UX325JA Series
- ZenBook 13 UM325UA Series
- ZenBook 13 UM325SA Series
For ASUS ZenBook 14 Series
- ZenBook 14 UM425IA Series
- ZenBook 14 UX425EA Series
- ZenBook 14 UX425JA Series
For ASUS ZenBook Flip Series
- ZenBook Flip S UX371EA Series
- ZenBook Flip 13 UX362FA-BP8505T
- ZenBook Flip 13 UX363EA
- ZenBook Flip 13 UX363JA-XB71T
For ASUS ZenBook S Series
- ZenBook S UX391UA Series
- ZenBook S UX393EA Series
For ASUS VivoBook Series
- VivoBook S14 S435EA Series
FAQ
Which ASUS laptops fit the C41N1904 battery?
It fits ASUS ZenBook 13 UX325EA / UX325JA / UM325UA / UM325SA, ZenBook 14 UX425EA / UX425JA / UM425IA, ZenBook Flip UX371EA / UX363EA / UX362FA, ZenBook S UX391UA / UX393EA and VivoBook S14 S435EA. Check the printed C41N1904 code on your original battery.
What are the capacity and voltage?
It is rated 4210mAh / 67Wh at 15.48V, matching the OEM ASUS specification for these ZenBook and VivoBook platforms.
Is it a genuine brand-new replacement?
Yes — 100% brand new Grade A cells with overcharge, overheat and short-circuit protection, plus a 1-year warranty.
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
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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.