Simplecom ec412 dual m.2 b key and m key to pci-e x4 and sata 6g expansion card

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EC412 is a PCI Express expansion card designed to add NGFF M.2 devices such as SSD onto

EC412 is a PCI Express expansion card designed to add NGFF M.2 devices such as SSD onto existing PC motherboard. Dual M.2 slots support both PCI-E based M.2 device (M key, NVMe) to run via the faster PCI-E interface at up to 32Gbps, and legacy SATA based M.2 slot (B key) for connecting to a SATA III port.


  • Connects one M.2 port (M key) into one PCI-E x4 interface
  • Connects a second M.2 port (B key) into SATA 6G interface
  • Supports two M.2 SSD simultaneously
  • Supports PCI-E interface (M key) at up to 32Gbps
  • Supports SATA interface (B key) at up to 6Gbps
  • No driver installation required


  • Interface: PCI Express X4 / SATA 6Gbps
  • SSD Interface: M.2(NGFF)
  • Module Key: B key (SATA-based), M key (PCI-E 4X-based, NVMe)
  • Number of Drives: 2
  • Supported Type M.2 SSD: 2230, 2242, 2260 and 2280
  • Supported Length of M.2 SSD:  30mm, 42mm, 60mm, 80mm

Important Note

  • M key M.2 is for use with PCI-E (NVMe) SSD only, B key M.2 is for use with SATA SSD only.
  • B key M.2 SSD requires SATA 7 pin cable connected to motherboard to function.
  • NVMe M.2 SSD requires the use of Intel 9 series (Z97 H97 Z170 X99) or higher version chipset based motherboard with Windows 8 or higher operating system.
  • It’s recommended to update your motherboard’s driver and BIOS to the latest version before install the Expansion Card.

Package Contents

  • 1x PCI Express Expansion Card
  • 2x Mounting Screws
  • 1x SATA Cable

Package Content:

1 x Simplecom EC412 Dual M.2 (B Key and M Key) to PCI-E x4 and SATA 6G Expansion Card

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