PCIe 5.0 M.2 NVMe Key-M Male to OCulink SFF-8611 SFF-8612 Extension Cable with Half-height Bracket

The PCIe 5.0 M.2 NVMe Key-M Male to OCuLink SFF-8611/SFF-8612 Extension Cable with Half-height Bracket is a premium high-speed interconnect solution engineered for compact and small form factor systems. This cable assembly extends the ultra-high bandwidth of an internal M.2 NVMe slot to an external OCuLink interface, fully leveraging the performance of the PCIe 5.0 standard. It is specifically designed to bring cutting-edge connectivity to space-constrained environments where full-size expansion slots are unavailable. The key feature is the included half-height bracket, which allows for seamless integration into slim chassis, mini PCs, and 1U server racks. This adapter enables the connection of high-performance external devices such as multi-drive NVMe enclosures, external GPUs, or high-speed network adapters, delivering twice the bandwidth of previous PCIe 4.0 solutions. It is an essential tool for building powerful, compact workstations and servers for applications in video production, data science, and high-frequency trading.

Features

• Ultra-High-Speed Data Transfer: Fully compliant with PCIe 5.0 specifications, supporting data rates up to 32 GT/s per lane for maximum throughput.
• Compact Form Factor Solution: Features a half-height bracket specifically designed for installation in slimline chassis, small form factor PCs, and 1U server enclosures.
• External OCuLink Interface: Converts an internal M.2 Key-M slot to an external OCuLink SFF-8611 (4i) or SFF-8612 (8i) port, providing a secure, locked connection for external peripherals.
• Four PCIe Lane Utilization: Utilizes the full four PCIe lanes from the host M.2 slot, ensuring no bandwidth bottleneck for connected devices.
• Superior Signal Integrity: Manufactured with high-quality, low-loss coaxial cables and precise engineering to maintain signal integrity at PCIe 5.0 speeds, minimizing data errors.
• Secure Locking Mechanism: The OCuLink connector features a robust locking system to prevent accidental disconnection, which is critical for data integrity in mission-critical applications.

Specifications

• Host Connector: M.2 Key-M (PCIe) Male, Socket 3
• Target Connector: OCuLink SFF-8611 (4i) or SFF-8612 (8i) Female
• Supported Standard: PCI Express 5.0
• Data Rate: Up to 32 GT/s per lane
• Total Bandwidth: Approx. 128 Gbps (16 GB/s) bidirectional for a x4 configuration
• Cable Length: Standard 25cm and 40cm options
• Impedance: 85? ±5% differential
• Shielding: Multi-layer shielding with individual coaxial pairs and an overall braid for maximum EMI suppression
• Operating Temperature: 0°C to +70°C
• Included Accessory: Half-height PCI Slot Bracket

Applications

• Small Form Factor Workstations: Enables high-speed external expansion for compact workstations used in video editing, 3D rendering, and engineering simulations.
• 1U Server Appliance Connectivity: Provides a critical high-speed external port for storage or computational accelerators in dense server rack configurations.
• External GPU Setup for Mini PCs: Allows users of ultra-compact desktops to connect an external graphics dock for enhanced gaming or GPU-compute performance.
• Portable High-Speed Storage: Ideal for creating a high-bandwidth link to an external NVMe array for field data acquisition or on-the-go content creation.
• Embedded High-Performance Systems: Used in specialized compact computing systems for defense, aerospace, or telecommunications that require maximum I/O performance in a minimal space.
• Test and Development Platforms: Provides a reliable interface for validating the performance of PCIe 5.0 devices in lab environments using small-form-factor test hosts.