Raspberry Pi 5’s single-lane PCI Express 2.0 interface is exposed on a 16-pin, 0.5mm- pitch FPC connector; the M.2 HAT+ M Key is a mechanical adapter board that converts between this connector and a subset of the M.2 standard. It supports devices that have the M.2 M key edge connector, in the 2230 and 2242 form factors. It is capable of supplying up to 3A to connected M.2 devices.

Specifications

• Has a M.2 key M connector with a single lane (1X) PCIe 2.0 interface
• Up to 500 MB/s transfer rate
• Supports 2230 or 2242 form factors
• Capable of supplying up to 3A to M.2 boards
• Includes power and activity LEDs
• Conforms to the Raspberry Pi HAT+ specification

What’s in the box?

Includes:

• Pi M.2 HAT+ board
• Ribbon cable
• 16mm stacking header
• Threaded spacers and screws
• Knurled double-flanged screw to hold down the M.2 board