2020ZCR SCSI U320 PCI-X Zero-Channel RAID Controller
SCSI Ultra320 ZCR Controller - PCI-X 64-Bit/133MHz Slot - Low-Profile - RAID 0/1/5/10/50/JBOD Supported - Adaptec 2020ZCR Controller - 64MB DDR Cache - No Cable(s) Included - Retail Box - Windows / Linux / Netware / VMware Compatible - Adds RAID for systems with built-in Ultra320 SCSI w/ Adaptec EMRL or Intel RAIDIOS - 3 Year Depot Carry-In Mfg. Warranty