Can you charge a Steam Deck LCD with an Apple 140W USB-C?
Worked out from the manufacturers’ specifications. Have a different charger? Pick it below the answer.
The Apple 140W USB-C meets the Steam Deck LCD’s top charging speed of about 45 W.
Estimated from the official battery capacity and the power this pair agrees on, with the device idle.
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How long to 50% with each charger
Shorter bar is faster. The highlighted row is the charger on this page.
Steam Deck LCD charging specs
- Fast charging needs
- 45 W
- Max input (approx.)
- 45 W
- In the box
- 45W
- Battery
- 40 Wh
- Apple 140W USB-C
- 140 W · USB-C
Sources: Steam Deck LCD tech specs · Apple: 140W USB-C Power Adapter. Checked 2026-10-17.
Quick answers
Is it safe to charge the Steam Deck LCD with the Apple 140W USB-C?
Yes. USB Power Delivery negotiates power, so the Steam Deck LCD only takes what it can handle and the charger only gives what it can supply. A weaker charger is slower, not dangerous.
How many watts does the Steam Deck LCD need for fast charging?
45 W or more. Ships with a 45W USB-C PD power supply.
How long does the Steam Deck LCD take to charge with the Apple 140W USB-C?
About 31 min to 50% and 1 h 45 min to full, estimated with the device idle.