[Kajer] was doing some work with IP phones that use Power over Ethernet. While trying to get this to work with a network switch he decided to use PoE to power the switch itself. The best thing ...

to power devices such as webcams. Buy a PoE router or switch, plug in a cable, and away you go! But what lies behind PoE, and how does it work? [Alan] has written a comprehensive guide ...

The EKI-7720G-4FPI Gigabit managed PoE switch comes with 16 10/100/1000BaseT(X) ports with 802.3af/at supported and 4 Giga SFP ports. It features 16 IEEE802.3af/at PoE ports, -40~70 °C operating ...

A device that adds power to an Ethernet cable for Power over Ethernet (PoE) equipment. Although Ethernet switches are available with PoE capability, millions of regular "non-PoE" switches are in ...

Power over Ethernet (PoE) controllers are used to control the delivery of DC power and data from power source equipment (PSE) to powered devices (PD). They perform PD detection and classification, -48 ...