Internal HD Mini SAS SFF-8643 4i to U.2 SFF-8639 with 15P Power Cable

The Internal HD Mini SAS SFF-8643 4i to U.2 SFF-8639 with 15P Power Cable is a hybrid interconnect solution designed for high-performance storage connectivity within servers and workstations. This cable integrates a high-density HD Mini SAS (SFF-8643) host interface with a U.2 (SFF-8639) device interface and includes an integrated 15-pin SATA power connector. It enables seamless connection between SAS/SATA hosts and U.2 NVMe SSDs, providing both data transmission and power delivery in a single cable assembly. Ideal for space-constrained environments, it simplifies storage upgrades and expansions while maintaining high-speed data transfer rates and reliable operation.

Features

• Hybrid Data and Power Design: Combines data transmission (via SFF-8643 and U.2 interfaces) and power delivery (via 15-pin SATA power connector) in one cable, reducing clutter and simplifying installation
• High-Speed Performance: Supports SAS-3 12Gb/s data rates and is compatible with PCIe protocols, ensuring efficient bandwidth utilization for NVMe SSDs
• U.2 NVMe Support: The U.2 (SFF-8639) interface supports NVMe standard protocol over PCIe lanes, enabling high-speed access to NVMe SSDs
• Dual Protocol Compatibility: Works with both SAS/SATA and PCIe NVMe protocols, offering configuration flexibility for mixed storage environments
• Superior Signal Integrity: Precision engineering with optimized impedance matching (100? ±10%) and shielding minimizes signal degradation and ensures reliable data transmission
• Secure Connection: Robust connectors with positive latching mechanisms ensure vibration-resistant and reliable mating
• Space-Efficient: Ideal for high-density server configurations where cable management and clearance are critical
• Hot-Plug Capable: Supports hot-swapping of drives for maintenance and upgrades without system downtime

Specifications

• Product Model: Internal HD Mini SAS to U.2 with Power Cable
• Host Connector: Internal HD Mini SAS SFF-8643, 4i, 36-Position, Male
• Device Connector: U.2 SFF-8639, 68-Position, Male
• Power Connector: SATA 15-pin Power
• Data Rate Support: Up to 12.0 Gb/s (SAS-3), PCIe 3.0/4.0 compatible
• Supported Protocols: SAS-3/2/1, SATA 3.2, PCIe NVMe
• Power Rating: Conforms to SATA power specifications (12V/5V)
• Impedance: 100? ±10%
• Shielding: Individual pair shielding with overall braided protection for EMI/RFI mitigation
• Cable Length: 0.5m, 1.0m (common standard options)
• Operating Temperature: -20°C to +85°C
• Durability Rating: 5,000 mating cycles (data connectors), 1,500 cycles (power connector)
• Minimum Bend Radius: 30mm
• Contact Current Rating: 0.5A per pin maximum
• Voltage Rating: 30V per contact

Applications

• Server Storage Expansion: Adding U.2 NVMe SSDs to servers equipped with HD Mini SAS (SFF-8643) host ports
• High-Density Servers: Ideal for 1U/2U server configurations where space optimization and integrated power are critical
• Data Center Infrastructure: Deploying and upgrading storage in space-constrained data center environments
• Storage Arrays: Connecting PCIe hosts to U.2 NVMe drives in compact storage systems
• OEM Server Manufacturing: Essential for system integrators building customized storage solutions with hybrid connectivity
• Workstation Storage Upgrades: Enhancing storage performance in high-end workstations requiring fast NVMe storage
• Cloud and Hyperscale Computing: Supporting large-scale storage deployments that demand reliability and efficient use of space
• Test and Development Labs: Prototyping and validating storage configurations with U.2 NVMe drives