The Adaptec ACK-I-HDmSAS-4SATA-SB-.8M is an internal Mini Serial Attached SCSI HD x4 (SFF-8643) to (4) x1 Serial ATA (adapter based) fan-out cable with sideband signals (SFF-8448). Adaptec 6Gb/s SAS HD Cables for Series 7/7Q Adapters.
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