SAS card which base on LSI SAS 2008 and LSI SAS 2308 controller like
DELL H200,
HP H220,
LSI 9211-8i,
LSI 9207-8i is common.
SAS 2308 is a improved version of SAS 2008, support PCIe 3.0 and higher IOPS. SAS 2308 is Beneficial, if you need connect SSD
don't buy the sas card older than LSI 9211-8i. They only support 2TB and smaller devices