I just completed my touchscreen RaspberryPi kiosk with an 1500 watt 120v electric heater, 2 gallon pot (housing the external herms coil), a single re-circulation pump to drive it all and a Duda 40 plate chiller.
The hardware:
- RaspberryPi 3 Model B with 2amp power supply
- 800x600 HDMI/USB...