ubnt systems us-48-500w 2 layer gigabit unifi switch with sfp 500 watts, 70 gbps ubnt systems model: us-48-500w unifi switch poe 48 port managed poe+ gigabit sfp this unifi switch is a 48-port gigabit managed poe+ switch. it has a 500w maximum deliverable poe, and supports 802.3at/af and 24vdc passive poe. with its 48 gigabit ports, two sfp ports, and two sfp+ port, you should have more than choices to expand your network. it's non-blocking throughput is 70gbps, and switching capacity is 140gbps.