The HP 1420 Switch Series consists of unmanaged Gigabit Ethernet switches, for small businesses and others looking for plug-and-play basic Layer 2 connectivity for their network, including low-cost PoE+ and 10-Gigabit uplink models.The HP 1420 Switch Series has four models: 16-port 10/100/1000; 24-port 10/100/1000 with two SFP Gigabit ports; 24-port 10/100/1000 ports of which 12 are PoE+ enabled (124W PoE budget); and 24-port 10/100/1000 with two SFP+ 10-Gigabit ports. All are fanless. They come with a limited lifetime warranty and 24X7 phone support for the first three years of ownership.