Is this an “true” SAS drive or NL-SAS?
assuming the photo is correct, it appears to just be SATA. Seems to lack the center channel for SAS.
If the photo is wrong though, 7200RPM would imply it would be a Nearline SAS. True SAS would be faster.
Western Digital Red NAS Hard Drive WD20EFRX 2TB IntelliPower 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive
$89.99 from Newegg.