IBM SAN24B-4. Maximum data transfer rate: 8 Gbit/s, Supported data transfer rates: 8, 4, 2, 1 Gbit/s, Switching capacity: 8 Gbit/s. Fiber type: multi-mode, Fiber optic connector: EC, FC, MT. Weight: 4.35 kg. Operating relative humidity range: 10 - 85 %, Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -25 - 70 °C. Compatible operating systems: Windows NT, Windows 2000, Windows 2003 Red Hat Linux, Red Hat Linux Advanced Server