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Blue cable with black SFF-8654 and SFF-8643 connectors, 50cm

Vszerda

Vszerda Mini SAS SFF-8654 38Pin to SFF-8643 Cable 50cm

SKU CH-YN6A-YMVBP

A 50 cm SAS cable linking an SFF-8654 host port to an SFF-8643 target backplane at 24 Gbps per channel

  • Rated speed24 Gbit/s
  • Connector count38
  • Connector detailsSff-8654
  • Connector genderMale-to-Female
  • Cable shieldingShock-resistant
  • Product typeSFF-8643
  • Connects SFF-8654 host to SFF-8643 target backplane
  • 24 Gbps SAS speed per channel for fast data transfer
  • Four-channel design follows industry-standard signal transmission
  • Shock-resistant shielding protects signal integrity in dense chassis
  • 50 cm length fits typical server and RAID enclosure layouts

Vszerda Slim SAS SFF-8654 to Mini SAS HD SFF-8643

This cable links a controller with a Slim SAS SFF-8654 4i port to a backplane using Mini SAS HD SFF-8643 connectors. It serves builders wiring internal storage arrays in servers or workstations. The 50cm length suits typical chassis routing between adjacent cards and drive cages.

Practical limits of SAS 24Gbps over 50cm copper

The assembly is rated for 24Gbps SAS and 8GT/s PCIe per lane across four channels. Signal integrity holds at this speed for the specified half-metre reach; longer runs would require active or optical alternatives. The shock-resistant shielding helps maintain performance in vibration-prone drive bays.

Four-lane capacity for dense drive shelves

Four differential pairs deliver aggregate bandwidth suitable for multiple SAS SSDs or HDDs behind a single controller port. The cable handles typical RAID and JBOD workloads without saturation. It does not support configurations needing more than four lanes per connector or links exceeding the rated speed.

How it compares

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

Price $20.99
Cheaper than about 65% of the 1,224 comparable items (median $26.99).

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Specifications

Product
Brand nameChenyang
Model nameCY-SF-098-0.5M
Product typeSFF-8643
Product colorSFF-8654 to SFF-8643
Performance
Rated speed24 Gbit/s
Ports & slots
Connector count38
Connector detailsSff-8654
Connector genderMale-to-Female
Size & build
Cable shieldingShock-resistant

Questions about this item

Which length should I choose for a standard server chassis?

The cable is supplied in a single 50 cm length that fits typical internal routing from a Slim SAS controller to a Mini SAS HD backplane.

What does the 24 Gbps rating mean once the cable is installed?

Each of the four lanes carries 24 Gbps SAS or 8 GT/s PCIe Gen3, giving the full per-lane bandwidth the controller and backplane negotiate.

How does the SFF-8654 to SFF-8643 interface limit performance?

The connectors implement the SAS4.0 and PCIe Gen3 electrical specs, so the cable itself does not cap speed below the 24 Gbps per lane rating.

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