Hydra Comparison

Comparison chart for the Hydra 4-Bay HDD Enclosure series

	Hydra 800+	Hydra S2	Hydra LAN
Model No.	HY-FBA3U2OSS	HY-SAU2SS	HY-LNU2SS
Chipset	Oxford OXUF924DSb	Silicon Image Sil5744	Storlink SL3516
Bus Interface	USB 2.0 Firewire 400 Firewire 800	USB 2.0 eSATA	Gigabit Ethernet USB 2.0 (upstream only)
Type of Hard Drive	Up to four 3.5" SATA-I or SATA-II hard drives (1.5Gb/s) 4 hard drives of identical capacity and make are recommended for optimal performance	Two or four 3.5" SATA-I or SATA-II hard drives (1.5Gb/s or 3.0Gb/s) 4 hard drives of identical capactiy and make are recommended for optimal performance	Up to four 3.5" SATA-I or SATA-II hard drives (1.5Gb/s) For RAID setup, hard drives of identical capacity and make are recommended
RAID Mode	JBOD RAID 0 RAID 1 RAID 10	JBOD RAID 0 RAID 1 RAID 10	JBOD RAID 0 RAID 1 (2 HDD only) RAID 5
RAID Configuration	Push button and LED indication	Push button and LED indication	Software (via web browser)
Fan	92x92x25mm Ball bearing Smart Fan (automatically regulates fan speed according to the internal temperature)	92x92x25mm Ball bearing Smart Fan (automatically regulates fan speed according to the internal temperature)	92x92x25mm Ball bearing Smart Fan (automatically regulates fan speed according to the internal temperature)
Extra Features	Hardware RAID engine Preset RAID modes (Big, Safe, Fast) Versatile interface offering FW800, FW400 and USB 2.0	Hardware RAID engine Preset RAID modes (Big, Safe, Fast) High transfer speed through eSATA	Network Attached Storage (SMB/NFS/FTP) USB host for easy backup and printer sharing UPnP, Bonjour, BitTorrent and other network tools