Harsh Environment PoE

L2, Unmanaged, 4 10/100M RJ45 PoE ports, 1 Gigabit RJ45, 1 Gigabit SFP uplink port, 802.3af/at/bt, port 1 support Hi-PoE 60w, PoE power budget 60W, ports 3-4 support up to 300meter, 6KV surge protection, supports POE watchdog, port isolation, -30~65°C, DI

L2, Unmanaged, 4 Gigabit RJ45 PoE ports, 2 Gigabit SFP uplink ports, 802.3af/at/bt, port 1 support Hi-PoE 60w, PoE power budget 60W, ports 3-4 support up to 300meter, 6KV surge protection, supports POE watchdog, port isolation, -30~65°C, DIN rail

L2, Unmanaged, 8 10/100M RJ45 PoE ports, 1 Gigabit RJ45, 1 Gigabit SFP uplink port, 802.3af/at/bt, port 1-2 support Hi-PoE 90w, PoE power budget 110W, ports 7-8 support up to 300meter, 6KV surge protection, supports POE watchdog, port isolation, -30~65°C,

L2, Unmanaged, 8 Gigabit RJ45 PoE ports, 2 Gigabit SFP uplink ports, 802.3af/at/bt, port 1-2 support Hi-PoE 90w, PoE power budget 110W, ports 7-8 support up to 300meter, 6KV surge protection, supports POE watchdog, port isolation, -30~65°C, DIN rail