... switch poe CKP Series DIN-Rail Industrial POE Switches IGMPv1/v2, GMRP, GVRP, SNMPv1/v2C/v3 DHCP Service/Client, TFTP, SNTP switch ... MIB, RSTP MIB,PMON MIB Group 1,2,3,9 Power Requirements:Input Voltage: -DC48(36~ ... condensing) Regulatory Approvals:Safty: UL508(pENDING),en60950-1(Pending)EMI:FCC Part15, CISPR(EN55022)class ... msEAPS: less and equal 20 ms Power over Ethernet:-p: Complliant with IEEE802.3af ...