Trendnets 28 port gigabit web smart poe switch model tpe 2840ws offers 4 x gigabit poe ports ports 1 4 8023at 20 x gigabit poe ports ports 5 24 8023af 4 x sfp slots and a poe power budget of 185 watts this ipv6 ready switch offers advanced traffic management troubleshooting access control energy saving greennet and monitoring features at a reduced cost hardware design provides 4 x gigabit poe ports ports 1 4 8023at 20 x gigabit poe ports ports 5 24 8023af 4 x