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Vszerda SFF-8643 to SFF-8643 Mini SAS HD cable 1m sideband

Vszerda

Vszerda SFF-8643 to SFF-8643 Mini SAS HD cable 1m sideband

SKU CH-K1YH-ZN37W

Internal 12 Gbps SAS cable with SFF-8643 connectors and sideband for RAID controllers and backplanes

  • Connector detailsSff-8643 to Sff-8643
  • Connector genderMale-to-Male
  • Cable shieldingData Transfer
  • Product typeInternal Mini SAS HD Cable
  • Product color1PC
  • Overall length1
  • Supports 12 Gbps SAS 3.0 connectivity for high-speed storage
  • 30 AWG ribbon cabling improves chassis airflow and thermal performance
  • Sideband-equipped SFF-8643 connectors enable 4-lane SAS data links
  • Compatible with major HBA and RAID controllers like Broadcom 9400-16i
  • Tested for reliability in server and backplane deployments

Server-to-backplane connectivity

This internal Mini SAS HD cable links an SFF-8643 controller port to an SFF-8643 backplane or adapter using a one-metre male-to-male assembly with sideband support. It carries up to four lanes of SAS data at 12 Gbps, making it suitable for server, RAID-card and PCIe-controller installations that need reliable internal storage links.

Airflow-friendly ribbon design

The cable uses 3M ribbon cabling and 30 AWG conductors to reduce bulk inside the chassis, improving fan airflow and helping to lower internal temperatures. Shielding is optimised for data transfer integrity, and the construction complies with SAS 2.1 and SAS 3.0 so the same part works at both 6 Gb/s and 12 Gb/s speeds without replacement.

Direct replacement for bulkier round cables

It replaces thicker round Mini SAS assemblies that restrict routing space and impede cooling in dense drive enclosures. The jump is worth it when you are populating 16-bay or similar backplanes such as the MB516SP-B or BPN-SAS3-216A and need cleaner cable management to maintain consistent throughput and reduce long-term failure rates.

How it compares

Measured against everything we stock in SAS, SCSI, InfiniBand & MCIO Cables, at today’s prices. Recalculated every night.

Price $17.99
Cheaper than about 73% of the 1,224 comparable items (median $26.99).

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Specifications

Product
Brand nameIpolex
Model nameCAB-8643/8643-P1M-U2
Product typeInternal Mini SAS HD Cable
Product color1PC
Ports & slots
Connector detailsSff-8643 to Sff-8643
Connector genderMale-to-Male
Size & build
Cable shieldingData Transfer

Questions about this item

How do I connect the SFF-8643 ends to a RAID controller and backplane, and what is the common mistake?

Plug each male SFF-8643 connector straight into the controller and backplane ports until the latch clicks; the step often missed is seating the sideband pins fully so the management channel works.

What upkeep or replacement should I expect for this cable over time?

The 30 AWG ribbon construction is passive and has no wear parts; replace it only if the latch tabs break or the cable is kinked during a chassis rebuild.

What limit appears first when the link runs at 12 Gbps continuously?

Signal integrity over the 1 m length at 12 Gbps is the practical ceiling; the cable meets SAS 2.1 and 3.0 specs, so sustained throughput is bound by the 4-lane 12 Gbps electrical budget.

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