Malaysia Airlines power bank rules
What Malaysia Airlines’s own page says about power banks, checked 22 October 2026.
The rules
- Each passenger may carry a maximum of two (2) power banks
- Up to 100 Wh permitted; more than 100 Wh up to 160 Wh needs airline approval; over 160 Wh strictly prohibited
- Charging or using power banks is strictly prohibited throughout the flight
- Kept with you, not in overhead compartments; under the seat or in the seat pocket
- Keep it in a separate bag or protective pouch; damaged or swollen power banks are prohibited
| Using it on board | Strictly prohibited throughout the flight |
|---|---|
| Charging the power bank | Strictly prohibited throughout the flight |
| Where to keep it | In a carry-on bag under the seat or in the seat pocket; not in overhead compartments |
Source: malaysiaairlines.com, checked 22 October 2026. Rules can change and can differ on codeshare flights, so check with the airline that operates your flight.
Common sizes on Malaysia Airlines
| Power bank | Wh | One power bank |
|---|---|---|
| 10,000 mAh at 3.7 V | 37.0 Wh | Allowed |
| 20,000 mAh at 3.7 V | 74.0 Wh | Allowed |
| 27,000 mAh at 3.7 V | 99.9 Wh | Allowed |
| 40,000 mAh at 3.7 V | 148.0 Wh | Needs approval |
Wh = mAh ÷ 1000 × V. We show 3.7 V as an example; use the voltage printed on yours. Check yours with the calculator →
Malaysia Airlines cabin bag size
Packing your hand luggage too? See the Malaysia Airlines cabin bag size and weight allowance, or check your bag against 36 airlines with the cabin bag checker.
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