* 8GE+4SFP Fiber Uplink Managed Industrial PoE Switch with 8Port PoE
* Supports smart watchdog function to monitor compliant PD
* Support Alarm Input and Alarm Output
* Port 1-2 Support 24V/48V PoE by auto detect,Port 3-4 Support 802.3BT 60W
* Support Web-based network management , support VLAN, QoS, RSTP, SNMP etc. network function
* Support fast ring ,support 30 pcs switches Max. in a cascade system ,Self-healing in 20ms Min
* Industrial Level 4 protection(ESD,RS,EFT,CS); -40℃~80℃ working temperature;
* DC Input 37-57V