Thai Airways Power Bank Rules 2026
You can take up to 2 power banks of up to 100 Wh, in carry-on only. In-flight use: not allowed.
At a glance
Capacity
Up to 100 Wh (≈ 27,000 mAh)Allowed
Over 100 WhNot allowed
Rules
Power banks per passengerup to 2
Use and charge in flightNot allowed
We couldn’t find this on the Thai Airways website; check with the airline.
Checked baggageNot allowed
What else matters
Where to keep itCabin baggage only
Capacity markingKeep the capacity (Wh, or mAh and V) readable on the case so staff can check it.
Over the limitIt will be taken at security: power banks may not go in checked baggage.
Codeshares and connectionsThe rules of the airline that operates the flight apply. With a connection, follow the strictest one.
SourceOfficial Thai Airways rule ↗ · reviewed on 9 October 2026
Questions about Thai Airways and power banks
How many power banks can I take on Thai Airways?
Thai Airways allows up to 2 power banks per passenger, in carry-on baggage only.
What is the Thai Airways power bank capacity limit?
Up to 100 Wh per power bank. Larger power banks are not accepted.
Can I use or charge a power bank on an Thai Airways flight?
Using it in flight: not permitted since 15 March 2025. Charging the power bank itself on board: not allowed.
Can I put a power bank in checked baggage on Thai Airways?
No. Power banks are spare lithium batteries and travel in the cabin only.
