Layer 3 Network Switch, Modular, 19" rack mount, managed, Fast/Gigabit/10-Gigabit Ethernet, IEC 61850-3 / IEEE 1613, low voltage, Number of ports: up to 28 (depending on used media interface modules), IP30, -40 °C...85 °C

Network switch, managed PoE, Gigabit Ethernet, Number of ports: 4 * RJ45 10/100/1000BaseT(X) PoE+, 2x 100/1000BaseSFP Slot, IP30, -40 °C...75 °C

Network switch, managed PoE, Gigabit Ethernet, Number of ports: 8x RJ45 10/100/1000 BaseT(X) PoE+, IP30, -40 °C...75 °C

Network switch, managed PoE, Gigabit Ethernet, Number of ports: 8x RJ45 10/100/1000 BaseT(X) PoE+, 4x 100/1000BaseSFP Slot, IP30, -40 °C...75 °C

Network switch, managed PoE, Gigabit Ethernet, Number of ports: 8x RJ45 10/100/1000 BaseT(X) PoE+, 4x 100/1000BaseSFP Slot, IP30, -40 °C...75 °C