Hi Would you have usage of LSI RAID cards from IBM 3xxxx servers ? There's no battery & not much cache but it handles up to 32 SAS/SATA discs. see http://www.scsi4me.com/ibm-serveraid-m1015-lsi-sas9220-8i-pci-express-pcie-8-port-sas-sata-controller-with-raid-0-1-support.html for further description See you