Коммутатор PT-510-4M-ST-HV IEC 61850-3 managed Ethernet switch with 6 10/100BaseT(X) ports, and 4 100BaseFX multi-mode ports with ST connectors, 1 power supply (88-300VDC or 85-264VAC), t: -40/85
Коммутатор TN-4520A-16PoE-4GPoE-WV-T 20 ports Layer 2 Managed Switch with 16 Fast Ethernet included 16 Fast Ethernet PoE+ ports and 4 Gigabit Ethernet PoE+ ports, Total 120W power budget for PoE+, 24 to 110 VDC, t: -40/75, IP42.