Product Overview
Bring your slim ASUS Ultrabook back to its original runtime with the C22-UX31 replacement battery for the ASUS ZenBook UX31 series — a precision-engineered 50Wh / 6840mAh Li-ion pack rated at 7.4V and built to match the OEM factory specification. It is the drop-in fix for ZenBook UX31, UX31A, UX31E, UX31LA, UX31K and UX31KI Ultrabook families, restoring dependable all-day power, stable charging and the slim profile your Ultrabook was designed for. Ships 100% brand new with Grade-A cells, built-in overcharge, over-discharge and short-circuit protection, and a 1-year warranty.
Specifications
| Attribute | Details |
|---|---|
| Standard Model | C22-UX31 |
| Capacity | 50Wh / 6840mAh |
| Voltage | 7.4V |
| Battery Type | Li-ion |
| Cell | Grade-A, high quality guarantee |
| Color | Black |
| Condition | Replacement Battery (100% Brand New) |
| Warranty | 1-Year Warranty |
Replace Part Numbers
- C22-UX31
- C22-UX31A
- C23-UX31
Compatible Models
- For ASUS ZenBook UX31 Ultrabook Series
- For ASUS ZenBook UX31 Series
- For ASUS ZenBook UX31A Series
- For ASUS ZenBook UX31E Series
- For ASUS ZenBook UX31E-DH72 Series
- For ASUS ZenBook UX31LA Series
- For ASUS ZenBook UX31K Series
- For ASUS ZenBook UX31KI Series
FAQ
Which ASUS laptops does the C22-UX31 battery fit?
The C22-UX31 is designed for the ASUS ZenBook UX31 Ultrabook family, covering the UX31, UX31A, UX31E, UX31LA, UX31K and UX31KI series as well as the UX31 Ultrabook line. Before ordering, confirm the model code on your original battery label matches C22-UX31 or C22-UX31A.
What capacity and voltage does this battery provide?
It is rated 50Wh / 6840mAh at 7.4V, an OEM-equivalent Li-ion pack that restores the original ASUS factory specification for runtime, charging and power delivery.
Which part numbers can this battery replace?
This replacement battery covers the C22-UX31 and C22-UX31A battery models and is cross-listed with C23-UX31. Always verify the printed part number on your original battery before ordering.
Is the C22-UX31 battery brand new and covered by a warranty?
Yes — it is 100% brand new with Grade-A cells and built-in overcharge, over-discharge and short-circuit protection, backed by a 1-year warranty and fast dispatch from stock.