SFF-8644 4X plug / SFF-8685 plug

Description

Mini SAS HD SFF 8644 4x plug to QSFP SFF 8685 Plug External Cable Assembly – High-Speed Hybrid Interconnect for Storage and Networking

The Mini SAS HD SFF-8644 4X plug / SFF-8685 plug is a high-performance hybrid solution designed to connect Mini SAS HD 4x (SFF-8644) interfaces with QSFP+ (SFF-8685) ports. Engineered for precision signal integrity and robust mechanical reliability, this cable supports high-speed data transmission across storage and networking platforms, making it ideal for data centers, enterprise systems, and HPC environments.

⚙️ Key Features

• Connector Configuration:
  • Mini SAS HD 4x plug (SFF-8644) to QSFP+ plug (SFF-8685)
  • Enables seamless interconnection between SAS-based storage systems and QSFP+ networking equipment
• Signal Integrity:
  • Supports up to 40Gbps aggregate bandwidth
  • Maintains 100-ohm differential impedance for stable high-speed performance
• Wire Gauge Options:
  • Available in 32AWG to 24AWG, offering flexibility, durability, and optimized insertion loss for various deployment needs
• Robust Shielding:
  • Provides excellent EMI/RFI protection for consistent signal quality in high-density environments
• Hot-Pluggable Design:
  • Enables easy installation and replacement without system downtime
• RoHS Compliant:
  • Manufactured in accordance with global environmental and safety standards

🧩 Applications

• Enterprise Storage Systems: Connects Mini SAS HD controllers or expanders to QSFP+ switches or host adapters
• Data Centers: Bridges storage and networking domains with high-throughput, low-latency links
• High-Performance Computing (HPC): Supports hybrid topologies between compute nodes and storage fabrics
• Protocol Bridging: Ideal for environments transitioning from SAS infrastructure to Ethernet or InfiniBand-based systems
• OEM & ODM Integration: Suitable for custom system builds requiring mixed-interface compatibility and high-speed performance