Auto-shutdown a 3D printer with Raspberry Pi and ESPHome

dec 02, 2023 🔗 Auto-shutdown a 3D printer with Raspberry Pi and ESPHome One thing that I am not a fan of, is the 3d printer's fan staying on for hours after the print is finished. I know that the power consumption is not that high, but I like the feeling of waking up in the morning and finding the printer turned off and the finished print waiting for me. This apparently simple project also introduced me to a bunch of new topics, like ESPHome , NodeRED and MQTT . Everything started with watching this fantast