US company VoltServer has a scheme with the similar aims to Power-over-Ethernet, but at much higher power. Digital Electricity, as it has been branded (rooftop installation right), “uses standard data cables and endpoint transformation to efficiently deliver significant power safely across long distances”, according to Vicor, which is providing power converters for the receive end. ...

This story continues at Updated: Vicor helps squeeze up to 2kW down data cables

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