For your search „27639A“ was found the following product
InLine® external Mini SAS HD Cable SFF-8644 to SFF-8088 6Gb/s 0.5m
External Mini SAS HD cable for connecting SAS devices, such as Streamer on Controller Mini SAS connector SFF-8644 to Mini SAS connector SFF-8088 Suitable for data transmission up to 6Gb/s
