Vszerda Mini SAS SFF-8643 1-to-4 SATA 7Pin 0.5m Cable
Connects four SATA drives to a Mini SAS HD SFF-8643 controller at up to 6 Gb/s over a 0.5 m copper cable
- Rated speed6 Gbit/s
- Connector detailsSff-8643
- Connector genderMale-to-Female
- Conductor typeCopper
- Product typeMini-SAS
- Overall length50
- Connect four SATA drives via one Mini SAS HD SFF-8643 port
- 6 Gb/s data rate supports SAS 2.1 specification
- 5 m length fits tight server chassis
- Copper conductors ensure reliable signal integrity
- Forward-compatible connectors ready for SAS 3.0 at 12 Gb/s
Host-to-drive fanout
This Vszerda cable splits a single Mini SAS HD SFF-8643 host port into four SATA 7-pin device connectors. It lets a server or RAID controller attach up to four SATA hard drives or SSDs over an internal 6 Gb/s SAS link. The 0.5 m copper assembly is built for inside-the-chassis routing in storage arrays and workstations. Builders expanding drive counts on a Mini SAS HD backplane or HBA will find the 1-to-4 layout a direct fit.
Signal integrity and thermal load
Copper conductors carry the 6 Gb/s Serial Attached SCSI stream without active electronics, so the cable adds no measurable heat or power draw to the system. Passive operation means zero fan noise and no extra load on the power supply. The SFF-8643 interface follows the SAS 2.1 high-density specification, and the connectors are forward-compatible with the SAS 3.0 generation rated for 12 Gb/s when that standard ships.
Build integration
The male SFF-8643 host plug seats in any Mini SAS HD controller port, while the four female SATA 7-pin tails connect directly to drive backplanes or individual drives. At half a metre the length suits compact 2U or 4U enclosures without leaving excess slack that blocks airflow. Users needing longer runs, external bulkhead connections, or SAS device endpoints instead of SATA will need a different cable assembly.
How it compares
Measured against everything we stock in SATA & eSATA Drive Cables, at today’s prices. Recalculated every night.
- Price $13.99
- Typical for this category: the median of 1,954 items is $13.99.
New to this? Which coin should you pay with — what to check, what it costs to pay, and what is never asked for.
Specifications
| Product | |
|---|---|
| Brand name | Chenyang |
| Model name | SF-074-0.5M |
| Product type | Mini-SAS |
| Performance | |
| Rated speed | 6 Gbit/s |
| Ports & slots | |
| Connector details | Sff-8643 |
| Connector gender | Male-to-Female |
| Size & build | |
| Conductor type | Copper |
Questions about this item
How do I install the SFF-8643 host connector and which step is often missed?
Align the keyed SFF-8643 plug with the controller port and push until the latch clicks; the step often missed is verifying all four SATA 7-pin ends seat fully into each drive backplane.
What maintenance or replacement will this 0.5m copper cable need later?
No scheduled maintenance is required; replace the cable only if the SFF-8643 latch breaks, a SATA 7-pin connector bends, or signal errors appear under sustained 6 Gb/s loads.
What limit appears first when four drives run sustained transfers at 6 Gbps?
The aggregate 6 Gb/s SAS 2.1 bandwidth shared across the four SATA 7-pin targets becomes the bottleneck before the 0.5m copper length or connector rating.
More in SATA & eSATA Drive Cables
Similar items
STARTECH PYO4SATA 1-to-4 SATA power splitter cable 15.7 in 18 AWG
- 1.3 ft (0.4 m)
- Cable Splitters
Nippon Labs SATA-0.5RR 0.5m SATA cable right-angle pair
- 1.64 ft (0.5m)
- SATA II
STARTECH PYO2LP4LSATA 1 ft LP4 to 2x Latching SATA Power Y Cable Splitter
- 1 ft (0.3 m)
- Cable Connectors
Nippon Labs SATA3L1.5FT-90/180RD 1.5 ft SATA III cable 90 to 180 degree
- 1.5 ft (0.46 m)
- SATA III





