NVMe M.2 Key M to SFF-8643 U.2 SSD Expansion Adapter Card
NVMe M.2 Key M to SFF-8643 U.2 SSD Expansion Adapter Card
NVMe M.2 Key M to Mini SAS SFF-8643 U.2 SSD Expansion Adapter
Unlock the full potential of your desktop or laptop motherboard with the OULLX NVMe M.2 Key M to Mini SAS SFF-8643 Adapter. This compact, no-assembly-required converter card lets you connect a U.2 SFF-8639 solid-state drive directly through your motherboard's PCIe NVMe M.2 slot — giving you high-speed SSD expandability without replacing your entire system.
Made in Mainland China.
Key Features
- Seamless NVMe Compatibility: Converts your M.2 Key M (PCIe NVMe) slot into a Mini SAS SFF-8643 interface for connecting U.2 SSDs via an SFF-8643 to SFF-8639 cable.
- Solid-State Drive Expansion: Designed specifically as a U.2 SSD expansion card for computer and laptop motherboards with a PCIe NVMe M.2 slot.
- Plug-and-Play Design: No assembly required — simply insert into your M.2 NVMe slot and connect your U.2 drive with the appropriate cable.
- Compact Form Factor: Lightweight and low-profile, making it easy to install in both desktop towers and compatible laptop enclosures.
- No High-Concern Chemicals: Manufactured with no high-concern chemical substances.
⚠️ Important Compatibility Notices
- Your motherboard must have a PCIe NVMe M.2 slot. This adapter is NOT compatible with SATA M.2 NGFF slots.
- This adapter is designed for use with a U.2 SFF-8639 SSD only.
- An SFF-8643 to SFF-8639 cable is required but is NOT included in this package — please purchase separately.
Specifications
| Brand | OULLX |
| Model | NVMe M.2 Key M to Mini SAS SFF-8643 Converter |
| Interface (Input) | M.2 Key M (PCIe NVMe) |
| Interface (Output) | Mini SAS SFF-8643 |
| Compatible Drive Type | U.2 SFF-8639 SSD |
| Assembly Required | No |
| Origin | Mainland China |
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Frequently Asked Questions
Q: Will this NVMe M.2 to SFF-8643 adapter work with a SATA M.2 slot on my motherboard?
A: No — this adapter is designed exclusively for PCIe NVMe M.2 Key M slots. It is not compatible with SATA M.2 NGFF slots. Please verify your motherboard's M.2 slot type before purchasing.
Q: Does the package include the SFF-8643 to SFF-8639 cable needed to connect the U.2 SSD?
A: No, the SFF-8643 to SFF-8639 cable is not included with this adapter. You will need to purchase a compatible SFF-8643 to SFF-8639 cable separately to complete the connection between the adapter and your U.2 SSD.
Q: Is any assembly or special tools required to use this adapter?
A: No assembly or special tools are required. Simply insert the adapter into your motherboard's PCIe NVMe M.2 Key M slot and connect your U.2 SFF-8639 SSD using the appropriate cable for a straightforward installation.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.