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Main image of M.2 NGFF M-Key PCIe 4.0 Expansion Kit, M.2 to SFF-8654 Slimline SAS Adapter Card + SFF-8654 to SFF-8639 U.2 NVMe Interconnect Cable, Complete Motherboard 2.5" U.2 SSD Storage Extension Solution

Alt view image 2 of 7 - M.2 NGFF M-Key PCIe 4.0 Expansion Kit, M.2 to SFF-8654 Slimline SAS Adapter Card + SFF-8654 to SFF-8639 U.2 NVMe Interconnect Cable, Complete Motherboard 2.5" U.2 SSD Storage Extension Solution

Alt view image 3 of 7 - M.2 NGFF M-Key PCIe 4.0 Expansion Kit, M.2 to SFF-8654 Slimline SAS Adapter Card + SFF-8654 to SFF-8639 U.2 NVMe Interconnect Cable, Complete Motherboard 2.5" U.2 SSD Storage Extension Solution

Alt view image 4 of 7 - M.2 NGFF M-Key PCIe 4.0 Expansion Kit, M.2 to SFF-8654 Slimline SAS Adapter Card + SFF-8654 to SFF-8639 U.2 NVMe Interconnect Cable, Complete Motherboard 2.5" U.2 SSD Storage Extension Solution

Alt view image 5 of 7 - M.2 NGFF M-Key PCIe 4.0 Expansion Kit, M.2 to SFF-8654 Slimline SAS Adapter Card + SFF-8654 to SFF-8639 U.2 NVMe Interconnect Cable, Complete Motherboard 2.5" U.2 SSD Storage Extension Solution

Alt view image 6 of 7 - M.2 NGFF M-Key PCIe 4.0 Expansion Kit, M.2 to SFF-8654 Slimline SAS Adapter Card + SFF-8654 to SFF-8639 U.2 NVMe Interconnect Cable, Complete Motherboard 2.5" U.2 SSD Storage Extension Solution

Alt view image 7 of 7 - M.2 NGFF M-Key PCIe 4.0 Expansion Kit, M.2 to SFF-8654 Slimline SAS Adapter Card + SFF-8654 to SFF-8639 U.2 NVMe Interconnect Cable, Complete Motherboard 2.5" U.2 SSD Storage Extension Solution

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M.2 NGFF M-Key PCIe 4.0 Expansion Kit, M.2 to SFF-8654 Slimline SAS Adapter Card + SFF-8654 to SFF-8639 U.2 NVMe Interconnect Cable, Complete Motherboard 2.5" U.2 SSD Storage Extension Solution

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All-in-one storage expansion set: M.2 M-Key PCIe X4 adapter with SFF-8654 female port, matched SFF-8654 to SFF-8639 U.2 fanout cable, perfect for motherboards without native U.2/SlimSAS HD ports; Exclusive M-Key NGFF slot, fits standard 2280 NVMe M.2 SSD; fully PCIe Gen4.0 x4 bandwidth pass-through, backward compatible with PCIe 3.0; Dual compatible output standards: SFF-8654 Mini SAS HD & SFF-8639 U.2 U.3 NVMe interface, dedicated for enterprise NVMe backplanes, RAID HBA & OCP storage hardware; Multi-layer high TG PCB + gold-plated high-density pins, precision 100-ohm impedance control eliminates signal crosstalk, attenuation and EMI interference under 24/7 heavy read-write loads; Dual mounting brackets (full-height & low-profile) fit 1U/2U rack servers & desktop chassis; plug-and-play, no extra drivers for Windows/Linux/VMware

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All-in-one storage expansion set: M. 2 M-Key PCIe X4 adapter with SFF-8654 female port, matched SFF-8654 to SFF-8639 U. 2 fanout cable, perfect for motherboards without native U. 2/SlimSAS HD ports; Exclusive M-Key NGFF slot, fits standard 2280 NVMe M. 2 SSD; fully PCIe Gen 4.0 x4 bandwidth pass-through, backward compatible with PCIe 3.0;
Dual compatible output standards: SFF-8654 Mini SAS HD & SFF-8639 U. 2 U. 3 NVMe interface, dedicated for enterprise NVMe backplanes, RAID HBA & OCP storage hardware; Multi-layer high TG PCB + gold-plated high-density pins, precision 100-ohm impedance control eliminates signal crosstalk, attenuation and EMI interference under 24/7 heavy read-write loads; Dual mounting brackets (full-height & low-profile) fit 1U/2U rack servers & desktop chassis; plug-and-play, no extra drivers for Windows/Linux/VMware

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First Listed on Newegg	July 23, 2026

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Return for refund within: 30 days
Return for replacement within: 90 days
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Item#: 9SIC7CDM253444