LEDs powered by Ethernet (POE)

Power over Ethernet Switch for Visible Light Communication
PoE is ideal since the power and data signals are all carried over a single cable.  The power required for powerful LED lamps has been decreasing over the years, and at the same time the power that can by provided by PoE has increased. 

 Allnet have demonstrated beautifully that now it is practical to power LEDs directly from an Ethernet switch.
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