Yes, every Xbox 360 requires an external power supply ("power brick") with a detachable AC cord. The brick and cord vary by model and region.
| Console | Power Brick Model | Output | AC Cord | Notes |
|---|---|---|---|---|
| Original "Fat" (2005–2010) | 203W / 175W / 150W | 12V / 16.5A (203W) 12V / 14.2A (175W) 12V / 12.1A (150W) | Standard **C13 (IEC 60320)** "kettle lead" | Large, loud fan. 203W for launch (Xenon/Zephyr). 175W (Falcon). 150W (Jasper). |
| Xbox 360 S (Slim, 2010–2013) | 135W / 120W | 12V / 11.25A (135W) 12V / 10A (120W) | **C7 (Figure-8) / C13** (varies by region) | Internal PSU? No, still external but smaller. Quieter. |
| Xbox 360 E (2013–2016) | 120W | 12V / 10A | **C7 (Figure-8)** | Smallest brick. Same connector as S (120W). |
Read the **white sticker on the brick**:
No power brick = no Xbox 360. Treat it like the console's heart.