🏆 PROFESSIONAL U.2/U.3 NVME SOLUTION – NOT A BASIC ADAPTER

Premium cable-based design for professionals who demand signal integrity, thermal management, and installation flexibility.

Why Choose This Over Direct-Mount Adapters?

🔸 Guaranteed Gen4 Performance

The integrated ReDriver chip actively regenerates the PCIe 4.0 signal over the 50cm cable, ensuring zero speed degradation. Direct-mount adapters rely on passive connections that can suffer signal loss at Gen4 speeds (8000 MB/s), especially in electrically noisy environments or when slots are buried deep in the motherboard.

🔸 Superior Thermal Management

Position your U.2/U.3 SSD in a dedicated 2.5″ drive bay with proper airflow, away from the heat generated in the PCIe slot area. This is crucial for:

Intel Optane drives (900P/905P/P5800X) that run extremely hot
Enterprise SSDs designed for server airflow
Multi-GPU workstations where PCIe areas reach 50°C+
24/7 operation where thermal throttling impacts performance

🔸 Installation Flexibility

The 50cm cable length enables professional cable management and optimal drive positioning:

Mount drives in 2.5″ bays while card is in a buried PCIe slot
Essential for Threadripper/EPYC builds with multiple GPUs
Works in cases where direct-mount would hit side panels or coolers
Allows proper drive mounting in server racks and workstation chassis
Reduces mechanical stress on both PCIe slot and drive connector

🔸 Enterprise Reliability

Cable-based design is standard in enterprise servers for good reason:

Reduces physical stress on expensive U.2/U.3 drives
Easier drive replacement without disturbing PCIe cards
Better vibration isolation in server environments
Professional-grade connector quality throughout

✅ U.2 AND U.3 COMPATIBILITY

This adapter supports both U.2 and U.3 NVMe SSDs:

U.2 drives: Full native support
U.3 drives: Full NVMe mode support (U.3 drives auto-negotiate to NVMe when connected to PCIe)

U.3 drives use the same SFF-8639 connector and are backward compatible. Common U.3 drives include Intel Optane P5800X, Samsung PM9A3, Kioxia CM7, and Micron 7450.

Note: U.3 drives connected via this adapter operate in NVMe mode. SAS functionality requires a SAS HBA controller.

Technical Specifications

Interface	PCIe 4.0 x4 to Oculink (SFF-8612) with integrated ReDriver
Cable Included	50cm Oculink SFF-8611 to U.2/U.3 SFF-8639
Supported Slots	PCIe x4, x8, x16 (auto-negotiation)
Maximum Speed	8000 MB/s (PCIe 4.0 x4 full bandwidth)
Signal Enhancement	Active ReDriver chip for signal integrity
NVMe Compliance	NVMe Express 1.2a and newer
OS Compatibility	Windows 7/8/8.1/10/11, Linux, UEFI 2.3.1+, VMware ESXi
Form Factor	Full-height and low-profile brackets included
Dimensions	Card: 79.3 x 60mm, Cable: 50cm

Ideal Applications

✅ Server builds utilizing enterprise U.2/U.3 SSDs
✅ AMD Threadripper / Intel HEDT workstations
✅ Intel Optane 900P/905P/P5800X enthusiast systems
✅ Professional video editing with high-speed storage
✅ Storage controller expansion (RAID, HBA)
✅ High-performance computing clusters
✅ Rack server and tower server builds
✅ Any build requiring thermal optimization

Package Contents

✔️ 1x PCIe Gen4 x4 to Oculink adapter card with ReDriver
✔️ 1x 50cm Oculink to U.2/U.3 cable (SFF-8611 to SFF-8639)
✔️ 1x Full-height PCIe bracket (pre-installed)
✔️ 1x Low-profile PCIe bracket
✔️ User manual

Compatible Drives

U.2 NVMe SSDs

Intel Optane: 900P, 905P, P4800X, P4801X

Samsung: PM1733, PM1735

Kioxia: CM6

Micron: 9300, 9400

Western Digital: Ultrastar DC SN640, SN840

U.3 NVMe SSDs (operates in NVMe mode)

Intel Optane: P5800X, P5801X

Samsung: PM9A3, PM1733a

Kioxia: CM7, CD7

Micron: 7450, 7400

Western Digital: Ultrastar DC SN650, SN655

+ All other standard U.2/U.3 NVMe SSDs with SFF-8639 connector

⚠️ NOT COMPATIBLE: M.2 drives or SATA SSDs. This adapter is specifically for U.2/U.3 NVMe drives with SFF-8639 connectors.

Who Is This For?

This adapter is designed for professionals and enthusiasts who:

✓ Understand the value of signal integrity at Gen4 speeds
✓ Need flexible drive positioning for thermal or physical reasons
✓ Are building server/workstation systems with enterprise SSDs
✓ Want a reliable, long-term solution over the cheapest option
✓ Require professional cable management in complex builds
✓ Work with Intel Optane or high-performance U.3 drives

If you’re looking for the absolute cheapest U.2 adapter and don’t care about these benefits, a basic direct-mount adapter may be adequate for your needs.

🚀 Upgrade Your System with Enterprise-Grade Storage

Transform your workstation or server with U.2/U.3 NVMe storage that maintains peak performance through superior design and engineering.

📦 UK Stock – Fast Dispatch

✓ Ships from UK warehouse
✓ Professionally packaged to prevent damage
✓ Technical support available via email
✓ Trusted seller with 99.5% positive feedback

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Storage

PCIe Gen4 to U.2 U.3 NVMe Adapter with ReDriver & 50cm Cable: Unleash Full SSD Speed