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Two blue cables with SFF-8644 and SFF-8643 connectors

Vszerda

Vszerda External Mini SAS HD SFF-8644 to SFF-8643 Cable 1m 2-Pack

SKU CH-VQVA-9TH4S

Connects SFF-8644 and SFF-8643 SAS ports at up to 6 Gbps over one metre, supplied as a two-pack

  • Rated speed6 Gbit/s
  • Connector count4
  • Connector detailsSff-8644 to Sff-8643
  • Connector genderMale-to-Male
  • Product typeMini SAS
  • Product colorSFF-8644 to SFF-8643
  • 6 Gbps peak throughput via SAS 3.0 compliant link
  • 1 metre length fits standard rack spacing
  • SFF-8644 to SFF-8643 male connectors join dissimilar ports
  • Two cables included for dual-path redundancy
  • 37 inch overall dimension suits server chassis

External Mini SAS HD SFF-8644 to SFF-8643 Cable 1m

This two-pack provides 1 metre external cables that connect SFF-8644 ports to SFF-8643 ports. They are built for server and storage arrays that require a high-speed SAS link between enclosures or controllers. The male-to-male connectors suit rackmount gear where external cabling is standard.

Installation notes and common pitfalls

The push-pull latches on both ends engage with a firm click; forcing them at an angle can bend the internal pins. Verify the port keying on each device before mating, because SFF-8644 and SFF-8643 look similar but are not interchangeable. Cable routing should avoid sharp bends near the connector housing to maintain signal integrity at 6 Gbps.

Pre-order checklist for your setup

Confirm that both the host controller and the target enclosure expose the correct external Mini SAS HD ports for this cable pair. Check that the link speed negotiated by your hardware supports the 6 Gbps rating, as actual throughput depends on the connected equipment. Ensure the 1 metre reach covers the distance between your rack positions without tension.

How it compares

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

Price $38.99
Pricier than about 84% of the 1,224 comparable items (median $26.99).

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Specifications

Product
Brand nameHeretom
Product typeMini SAS
Product colorSFF-8644 to SFF-8643
Performance
Rated speed6 Gbit/s
Ports & slots
Connector count4
Connector detailsSff-8644 to Sff-8643
Connector genderMale-to-Male

Questions about this item

How can I verify the 6 Gbps link is active after connecting the SFF-8644 to SFF-8643 cable?

Check the RAID controller or HBA management utility; it will report a negotiated 6 Gbps SAS 3.0 link on each port when the cable is seated correctly.

What comes in the 2-pack and what must I supply separately?

Two 1-metre SFF-8644 male to SFF-8643 male cables are included; you provide the controller with SFF-8644 ports and the backplane or enclosure with SFF-8643 ports.

Should I choose the 1-metre length for my rack or a different size?

The 1-metre (3.3 ft) length suits typical intra-rack runs between a controller and a nearby drive shelf; longer runs require a different cable length.

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