Vszerda
Vszerda SFF-8654 8i 74pin to Dual Oculink SFF-8611 Slim SAS 4.0 Cable 50cm
Connects a Slimline SFF-8654 8i 74pin backplane to dual Oculink SFF-8611 controllers at 24Gbps SAS 4.0 over 50cm
Cable Length 100 cm
- 100 cm
- 50 cm
- Connects Slimline 8654 backplane to dual Oculink 8611 controller
- 50 cm cable fits tight server and workstation chassis
- Supports 24 Gbps SAS and 8 GT/s PCIe per channel
- Meets SAS 4.0 and Ultraport SlimSAS 8654 specifications
- Four-channel design saves device space while maintaining signal integrity
Connectivity
This Vszerda cable connects a backplane or storage device equipped with a Slimline SFF-8654 8i 74pin port to a controller featuring dual Oculink SFF-8611 connectors. It serves servers, data storage arrays and workstations that require a high-density internal link between SAS or PCIe endpoints. The 50cm length suits compact chassis routing where space is limited.
Signal integrity
The assembly meets PCIe Gen3/4 and SAS 4.0 specifications, delivering 24Gbps per channel for SAS and 8GT/s per channel for PCIe across four lanes. The slim Ultraport Slimline connector and cable reduce bulk inside the enclosure, aiding airflow without active cooling or power draw. No thermal or acoustic load is added to the system.
Upgrade path
This cable replaces older wide-form SAS or Mini-SAS HD interconnects when migrating to the higher-density SFF-8654 and SFF-8611 interface pair. The jump is worthwhile when a controller or backplane upgrade introduces these connectors and the existing cabling cannot mate with the new ports. It does not add bandwidth beyond the controller and device capabilities.
Highlights
- Connects Slimline 8654 backplane to dual Oculink 8611 controller
- 50 cm cable fits tight server and workstation chassis
- Supports 24 Gbps SAS and 8 GT/s PCIe per channel
- Meets SAS 4.0 and Ultraport SlimSAS 8654 specifications
- Four-channel design saves device space while maintaining signal integrity
Specifications
No published specifications for this item yet.
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Questions about this item
How do I install the SFF-8654 8i 74pin end without damaging the latch?
Align the 74pin connector with the backplane port, press straight in until the latch clicks, and avoid angling the plug which can bend the ultraport pins.
What maintenance will the dual SFF-8611 connectors need over time?
Inspect the latches and gold contacts every few months; reseat the cable if signal errors appear, and replace the assembly if a latch snaps or pins oxidise.
What limit appears first when running four channels at 24Gbps SAS continuously?
The 50cm cable length and 24Gbps per channel rating define the signal integrity envelope; sustained loads stay within spec if airflow keeps the connectors near ambient temperature.
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