Internal HD Mini SAS SFF-8643 4i to External Mini SAS SFF-8088 PCBA Female Cable

The Internal HD Mini SAS SFF-8643 4i to External Mini SAS SFF-8088 PCBA Female Cable is a high-performance interface conversion cable designed for enterprise storage systems and data center environments. This cable provides a crucial connection between the modern internal Mini SAS HD (SFF-8643) interface and the legacy external Mini SAS (SFF-8088) interface. Featuring a PCBA (Printed Circuit Board Assembly) with integrated signal conditioning, this solution ensures reliable data transmission from internal host systems to external storage devices while maintaining signal integrity across the interface conversion. Engineered to support high-speed data transfer protocols, this cable enables seamless integration of newer storage controllers with legacy external storage infrastructures.

Features

• Hybrid Interface Conversion: Bridges the modern internal SFF-8643 interface (12Gb/s SAS 3.0) with the legacy external SFF-8088 interface (6Gb/s SAS 2.0), providing backward compatibility for existing external storage systems.
• PCBA Integration: Incorporates a printed circuit board assembly that ensures proper signal conditioning and protocol conversion between the different SAS generations, maintaining data integrity throughout the transmission path.
• High-Speed Data Support: Supports SAS protocols with data transfer speeds up to 6Gb/s (SAS 2.0 specification) on the external interface while accepting 12Gb/s (SAS 3.0) input on the internal interface.
• Enhanced Signal Integrity: Utilizes precision-engineered cables with multi-layer shielding and PCBA-based signal conditioning to minimize signal degradation, crosstalk, and electromagnetic interference (EMI).
• Robust External Connector: The SFF-8088 external connector features a metal shell designed for shielded external connections, providing durability and protection in various environments.
• Secure Connection System: Features positive latching mechanisms on both connectors to ensure stable connections and prevent accidental disconnection in vibration-prone environments.

Specifications

• Product Model: Internal HD Mini SAS SFF-8643 4i to External Mini SAS SFF-8088 PCBA Female Cable
• Connector A: Internal Mini SAS HD (SFF-8643) 4i, 36-Position, Male
• Connector B: External Mini SAS (SFF-8088), 26-Position, Female with PCBA
• Connector Gender: Male to Female
• Cable Type: Internal to External Conversion with PCBA
• Cable Length: Standard options: 0.5m, 1.0m, (Custom lengths available)
• Data Rate Support: Up to 12Gb/s (SAS 3.0 input), 6Gb/s (SAS 2.0 output)
• Supported Protocols: SAS 2.0/2.1/3.0
• Shielding: Individual pair shielding with overall braid and foil shield
• Operating Temperature: 0°C to 70°C (external environment dependent)
• PCBA Features: Signal conditioning, impedance matching, protocol conversion
• Insertion Loss: Complies with SAS 2.0/3.0 specifications
• Return Loss: Meets SAS 2.0/3.0 requirements
• Durability: Minimum 1,000 insertion cycles (external connector)

Applications

• Legacy Storage System Integration: Connecting modern servers with SFF-8643 interfaces to legacy external storage arrays or JBOD enclosures equipped with SFF-8088 interfaces.
• Data Center Migration Projects: Facilitating phased storage upgrades by enabling new servers to connect to existing external storage infrastructure during migration periods.
• Backup and Disaster Recovery: Supporting backup solutions that require connections between modern storage controllers and legacy external backup devices.
• Test and Development Environments: Providing compatibility testing solutions for storage systems that need to interface between different generations of SAS technology.
• Storage Area Network (SAN) Expansion: Enabling SAN expansions where new host systems need to connect to legacy external storage arrays without immediate infrastructure upgrades.
• Retrofit Storage Solutions: Supporting storage retrofit projects where modern servers are deployed alongside legacy external storage systems to extend their operational lifespan.