This KingSener C31N1339 replacement battery keeps your ultra-slim ASUS ZenBook UX303, UX303L, UX303U and UX303UB fully mobile. Rated at 11.31V with 50Wh capacity, the lithium-ion pack is designed to match the original battery slim profile, connector and charging behaviour, so it installs cleanly inside the chassis. High-density Grade-A cells deliver dependable all-day battery life, while overcharge, over-discharge and short-circuit protection safeguard both the battery and your ZenBook.
Replacement Battery Specifications
- Battery Model: C31N1339
- Voltage: 11.31V
- Capacity: 50Wh
- Battery Type: Li-ion
- Color: Black
- Condition: 100% Brand New (1-Year Warranty)
Replace Part Numbers
- C31N1339
- 0B200-00930000
Compatible Laptop Models
- ASUS ZenBook UX303
- ASUS ZenBook UX303L
- ASUS ZenBook UX303U
- ASUS ZenBook UX303UB
Frequently Asked Questions
Is the C31N1339 battery right for the ASUS ZenBook UX303L?
Yes. It is built for the UX303, UX303L, UX303U and UX303UB series. Check that C31N1339 is printed on your original battery label before ordering.
How long does this replacement battery last?
With its 50Wh capacity and Grade-A cells, it restores battery life close to the original. It is brand new, certified, and covered by a one-year warranty.