Connectivity & Networks
PoE
Power over Ethernet: supplying electrical power and Ethernet data through the same cable.
IN ONE SENTENCE
Compatible switches or injectors feed devices such as cameras, access points and gateways without separate power wiring.
In normal English
Different PoE standards support different power levels, and both ends must be compatible.
Why would I use it?
Use it to simplify installation of suitable Ethernet-powered devices.
THINK OF IT LIKE…
The network cable also acts as the power cable.
Related terms
Ethernet, PoE switch, IP camera
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