SFF-8643 4i plug / SFF-8643 4i low profile plug

Description

Mini SAS HD SFF-8643 4i plug / SFF-8643 4i low profile plug Internal Cable Assembly – Compact High-Speed SAS Interconnect for Dense Storage Systems

The Mini SAS HD 4i to Low Profile 4i internal cable assembly, featuring dual SFF-8643 compliant connectors, is a high-performance solution designed for space-constrained environments requiring reliable SAS 6G/12G/24G connectivity. With low-profile plug options in 25mm, 17mm, and 14.5mm lengths, this cable enables flexible routing and optimized airflow in dense server and storage chassis.

⚙️ Key Features

• Connector Configuration:
  • Mini SAS HD 4i plug (SFF-8643) to Mini SAS HD 4i low-profile plug
  • Available low-profile connector lengths: 25mm, 17mm, and 14.5mm
  • Ideal for tight clearances and vertical or angled port layouts
• Protocol Compatibility:
  • Fully supports SAS 6Gbps, 12Gbps, and 24Gbps signaling
  • Compatible with Mini SAS HD backplanes, HBAs, RAID controllers, and expanders
• Signal Integrity:
  • Maintains 100-ohm differential impedance ±10 ohm
  • Engineered for low insertion loss and minimal crosstalk in high-density environments
• Wire Gauge Options:
  • Available in 32AWG to 28AWG, balancing flexibility, durability, and signal performance
• Mechanical Design:
  • Compact form factor with secure latching and molded strain relief
  • Supports efficient cable management and airflow optimization
• RoHS Compliant:
  • Manufactured in accordance with global environmental and safety standards

🧩 Applications

• Enterprise Storage Systems: Connects SAS 24G controllers to backplanes or drive cages with limited clearance
• Data Centers: Enables high-speed internal links in servers, JBODs, and storage enclosures with compact layouts
• High-Performance Computing (HPC): Facilitates low-latency, high-bandwidth internal connectivity for compute nodes
• OEM & ODM Integration: Ideal for custom server and storage builds requiring low-profile connectors and flexible routing
• Upgrade Pathways: Supports modern SAS infrastructure with enhanced mechanical compatibility for tight spaces