POE Switch CKP Series DIN-Rail Industrial POE Switches IGMPv1/v2, GMRP, GVRP, SNMPv1/v2C/v3 DHCP Service/Client, TFTP, SNTP POE SwitchIndustrial Ethernet switches ... MIB, RSTP MIB,PMON MIB Group 1,2,3,9 Power Requirements:Input Voltage: -DC48(36~72V); -DC24(18~36V)Overload ... : less and equal 30 msEAPS: less and equal 20 ms Power over Ethernet:-p: Complliant with IEEE802.3af,Supports up to ...