DC Microgrid/consume01

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DC consume01

Release status: beta [box doku]

Description 12V power meter and distribution box
Author(s)  Severin
Last Version  0.1

A 12V power meter and distribution unit.

  • Input: 12V via speakon connector
  • Output: 12V via 3 car "lighter" sockets
  • Power metering: GC90 power meter

Power meter

The GC90 power meter can deal with up to 100V DC at 20A. It also has a TTL port via USB connector.


  • Connect LoRaWAN Arduino to power meter and transmit voltage/current/power usage
  • Add fuses
  • Option for 48V -> 12V converter
  • additional connectors, like USB, USB-C, ...