No. Xbox Elite (Series 1/2) internal SSDs / Expansion Cards do not work on Xbox 360.
| Aspect | Xbox 360 HDD | Xbox Series X|S / Elite Storage |
|---|---|---|
| Interface | SATA II (3 Gbps) + Proprietary Connector | NVMe (PCIe 4.0) / Custom CFexpress (Expansion Card) |
| Form Factor | 2.5" SATA in plastic caddy (fat) / Slim slot-in | M.2 2230 (internal) / Seagate Expansion Card (proprietary) |
| File System | FATX (Xbox 360 proprietary) | NTFS (Xbox One/Series) / Xbox ERA (Encrypted) |
| Encryption | Per-console key (AES-128) | Per-console + per-account (Xbox ERA) |
| Firmware | Signed by 360 SMC | Signed by Series SMC |
It works on Xbox 360 via USB cable only (no wireless). Mapping: Standard. Paddles → remappable via Xbox Accessories app (Windows 10/11) → settings persist on controller. No Bluetooth on 360.
Bottom Line: Buy a used 320/500 GB Xbox 360 Slim HDD ($30–$50) or flash a WD Scorpio Blue. Elite/Series storage is physically and cryptographically incompatible.