VIVOTEK Industrial SFP Switch (VIVOTEK AW-IHT-1000) - Power Input Voltage: PW1: 48 ~ 56VDC; PW2: 48 ~ 56VDC; Redundant Power Backup, Max. PoE Output Power /Per PoE Port: 54VDC, Max. 30W, Total PoE Power Budget: 240W, Surge Protection/Per PoE Port: 12 KV, Buffer Memory: 128 KB, Switching Bandwidth: 20 Gbps, Connectivity: 8 x Gigabit Ethernet RJ45 PoE Port, 2 x Gigabit SFP Port