Buy.com offers the TP-LINK 16-Port Gigabit Ethernet Switch, model no. TL-SG1016D, for $49.99 with free shipping. That’s the lowest total price we’ve seen for any 16-port Gigabit Ethernet switch by $30. (It’s also a current price low by $35.) This switch claims to consume up to 40% less energy than the average switch. It features 32Gbps forwarding capacity, back pressure control for half-duplex mode, and more.