802.3af Power Over Ethernet, 15.4Watt Gigabit S-Ring (Recovery Time < 50ms) Wide operating temperature : -40~80℃ Serial Port (RS232C to Ethernet) Power redundant (DC 48V) Alarm Relay
802.3at Power over Ethernet, 30Watt Gigabit S-Ring (Recovery Time < 50ms) Wide operating temperature : -40℃~70℃ Serial Port (RS232C to Ethernet) Alarm Relay Power redundant (DC 54V)
802.3at PoE 30.8Watt (Max. 120Watt) Simple Web Management interface High Gigabit Performance (20Gbps) SNMP Remote Management Auto Scan Manager Program RSTP (Rapid Spanning Tree Protocol) Auto MDI/MDI-X