SFF-8643 4i plug / SFF-8643 4i plug

Description

Mini SAS HD SFF-8643 4i plug / SFF-8643 4i plug Internal Cable Assembly – High-Speed SAS 24G Interconnect for Storage and Server Systems

The Mini SAS HD 4i to 4i internal cable assembly, featuring dual SFF-8643 compliant connectors, is a high-performance solution designed for SAS 6G/12G/24G applications. Engineered for compact routing and robust signal integrity, this cable enables reliable high-speed data transmission between host bus adapters (HBAs), RAID controllers, expanders, and backplanes in enterprise-grade systems.

⚙️ Key Features

• Connector Configuration:
  • Mini SAS HD 4i plug (SFF-8643) to Mini SAS HD 4i plug (SFF-8643)
  • Supports direct internal connections between SAS controllers and backplanes or drive cages
• Protocol Compatibility:
  • Fully supports SAS 6Gbps, 12Gbps, and 24Gbps signaling
  • Ideal for next-generation storage platforms with backward compatibility for legacy SAS speeds
• Signal Integrity:
  • Maintains 100-ohm differential impedance ±10 ohm
  • Optimized for low insertion loss and minimal crosstalk in high-density environments
• Wire Gauge Options:
  • Available in 32AWG to 28AWG, offering flexibility, durability, and signal performance across varying cable lengths
• Mechanical Design:
  • Compact form factor with secure latching and molded strain relief
  • Designed for efficient cable management and airflow optimization in tight chassis layouts
• RoHS Compliant:
  • Manufactured in accordance with global environmental and safety standards

🧩 Applications

• Enterprise Storage Systems: Connects SAS RAID or HBA cards to internal backplanes or expanders
• Data Centers: Enables high-speed internal links in servers, JBODs, and storage enclosures
• High-Performance Computing (HPC): Facilitates low-latency, high-bandwidth internal connectivity for compute nodes and storage fabrics
• OEM & ODM Integration: Ideal for custom server and storage builds requiring reliable SAS 24G interconnects
• Scalable SAS Deployments: Supports dense drive configurations and modular system designs