PCIe X16 to M.2 NVMe Converter – 4-Slot RAID Expansion Card
PCIe X16 to M.2 NVMe Converter – 4-Slot RAID Expansion Card
PCIe X16 to M.2 NVMe Expansion Card – Quad-Slot RAID Bifurcation for PC & 2U Server
Maximize your storage potential with the OULLX PCIe X16 to M.2 NVMe Converter. This high-performance expansion card lets you install up to 4 NVMe SSDs simultaneously via a single PCIe X16 slot, making it ideal for PC enthusiasts, workstation builders, and 2U server setups demanding blazing-fast storage throughput.
Leveraging PCIe 4.0 bifurcation technology, each M.2 slot operates at full X4 bandwidth — no shared lanes, no bottlenecks. When configured in RAID mode, read speeds can exceed 14,000 MB/s, transforming your system into a high-speed data powerhouse. Made in Mainland China.
Key Features
- 4 Independent M.2 M-Key NVMe Slots — front and back, each running at full PCIe X4 speed
- PCIe 4.0 Bifurcation Support — host motherboard must support PCIe signal splitting (X4X4X4X4)
- Wide SSD Compatibility — supports M.2 NVMe form factors: 2230, 2242, 2260, 2280, and 22110
- RAID Ready — combined RAID read speeds of 14,000+ MB/s for extreme performance workflows
- Supports M.2 PCIe Protocol Devices — compatible with M.2 PCIe expansion cards and devices
- Dual Bracket Included — both half-height and full-height mounting brackets provided for flexible case compatibility
- Internal Installation — clean, cable-free integration into your system via ExpressCard/PCIe X16 slot
- 2U Server Compatible — designed to fit standard 2U server chassis configurations
Specifications
| Brand | OULLX |
| Interface | PCIe X16 (host) / M.2 M-Key NVMe (device) |
| Protocol | NVMe (M.2 M-Key) |
| Supported Form Factors | 2230, 2242, 2260, 2280, 22110 |
| Number of Slots | 4 (front × 2 + back × 2) |
| PCIe Version | 4.0 |
| Max RAID Read Speed | 14,000+ MB/s |
| Bracket Options | Half-Height & Full-Height included |
| Installation Type | Internal |
| Origin | Mainland China |
Important Notes Before Purchasing
- Your motherboard must support PCIe signal bifurcation (X4X4X4X4 configuration) to use all 4 NVMe slots simultaneously.
- Only supports M.2 M-Key NVMe Protocol SSDs — SATA-based M.2 drives are not compatible.
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Frequently Asked Questions
Q: Does my motherboard need to support bifurcation to use all 4 NVMe SSD slots?
A: Yes. To run all four M.2 NVMe slots at full speed simultaneously, your motherboard's PCIe X16 slot must support bifurcation configured as X4X4X4X4. Check your motherboard's BIOS/UEFI settings or manufacturer documentation to confirm bifurcation support before purchasing.
Q: What M.2 SSD form factors are compatible with this expansion card?
A: This PCIe X16 to M.2 NVMe converter supports 2230, 2242, 2260, 2280, and 22110 form factor NVMe SSDs. Note that M.2 SATA SSDs are not compatible — only M.2 M-Key NVMe protocol drives are supported.
Q: Can I use this card in a 2U server chassis?
A: Yes. This expansion card is specifically designed to be compatible with 2U server configurations. It also includes both half-height and full-height brackets, giving you flexibility across different case and server chassis types.
Q: What RAID speeds can I expect with this card on PCIe 4.0?
A: When using four PCIe 4.0 NVMe SSDs in RAID configuration through this card, combined sequential read speeds can exceed 14,000 MB/s, making it an excellent choice for high-throughput workloads such as video editing, data processing, and server storage tasks.
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.