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SYBA SI-PEX40110 M.2 M-Key NVMe PCI-e to PCI-e x4 Converter Card

  • Convert M.2 NGFF PCI-e based SSD to work in main board PCI-e x4/8/16 bus slot
  • PCI Express 3.0 x 4 Lane Host adapter
  • Movable M.2 NGFF stand-ff and multiple plated-holes supports type 22110, 2280, 2260, 2242, and 2230 SSD
  • Supports PCI-e 1.0, PCI-e 2.0, and PCI-e 3.0 motherboard
  • Low Profile Bracket included
  • Transparent to the OS and no driver required (Plug n Play)
  • Will need Native NVMe driver for Windows 7br /https://support.microsoft.com/en-us/kb/2990941
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Overview
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SYBA M.2 to PCIe 3.0 x4 adapter card (SI-PEX40110)

This add-on card allows you to install an M.2 PCIe SSD into a PCIe slot on your existing motherboard, eliminating the hassle and cost of upgrade for M.2 compatibility. The card supports up to PCIe 3.0 x4 standards, and fits up to M.2 22110 card size for universal compatibility. It is designed to work only with 'M' key M.2 PCIe SSD. Not compatible with a 'B' key M.2 PCIe x2 SSD or 'B' key M.2 SATA SSD.

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  • Convert M.2 NGFF PCI-e based SSD to work in mainboard PCI-e x4/8/16 bus slot
  • PCI Express 3.0 x 4 Lane Host adapter
  • Movable M.2 NGFF stand-ff and multiple plated-holes supports type 22110, 2280, 2260, 2242, and 2230 SSD
  • Supports PCI-e 1.0, PCI-e 2.0, and PCI-e 3.0 motherboard
  • Low Profile Bracket included
  • Transparent to the OS and no driver required (Plug n Play)
  • Will need Native NVMe driver for Windows 7
ssi-pex40110m. 2m-kenvmepi-etopi-ex4onverterrd

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details

Return Policies

    We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.

  • Return for refund until: January 31, 2027
  • Return for replacement until: January 31, 2027
  • This item is covered by Newegg.com's Extended Holiday Return Policy.
  • Read full return policy for details.
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The SYBA SI-PEX40110 is a PCIe x4 adapter for installing an M.2 M-key NVMe SSD in a desktop motherboard’s PCIe x4, x8, or x16 slot, suited to PC builders adding or reusing a compatible NVMe drive.

Recommended For

  • Desktop owners with a spare PCIe x4, x8, or x16 slot who want to add an M-key PCIe NVMe SSD when their motherboard has no suitable M.2 socket.
  • People reusing an M.2 NVMe drive in an older desktop for additional storage, provided the system has a compatible PCIe slot; user reports describe this kind of adapter working for storage on older boards.
  • Small-form-factor desktop builders who need a low-profile bracket and want to mount an M.2 drive in one of the supported lengths, from 2230 to 22110.

Spec Summary

AttributeValue
Best ForAdding an M.2 M-Key NVMe PCIe SSD to a desktop motherboard’s PCIe x4, x8, or x16 slot
PCIe Interface And CompatibilityPCIe 3.0 x4 host adapter; supports PCIe 1.0, 2.0, and 3.0 motherboards and PCIe x4, x8, or x16 slots
Supported SSD SizesM.2 SSD lengths 2230, 2242, 2260, 2280, and 22110
Operating Systems And DriversSupports Windows 2000, XP, 2003, 2008, Vista, 7, 8, 8.1, and 10, Linux, and Mac OS; transparent to the OS and requires no adapter driver
Bracket And InstallationIncludes a low-profile bracket and movable M.2 standoff
Package ContentsAdapter card, user manual, and two M.2 screws
Physical And Package DetailsGreen card; package dimensions 4 × 14.4 × 17.4 cm and package weight 0.11 kg
Model IdentifiersSYBA I/O CREST M.2 NGFF PCIe SSD to PCI Express 3.0 x4 Host Adapter Card, model SI-PEX40110