Waveshare PoE HAT (B) for Raspberry Pi + 3D-printed modification for HiFiBerry case - Michael Schoeffler
![Waveshare PoE HAT (B) for Raspberry Pi + 3D-printed modification for HiFiBerry case - Michael Schoeffler](https://mschoeffler.com/wp-content/uploads/2021/04/waveshare-poe-hat-b-raspberry-pi-universal-case-modification-3d-print-scaled.jpg)
![](https://mschoeffler.com/wp-content/uploads/2021/04/poe-hat-b-waveshare-raspberry-pi-scaled.jpg)
Waveshare PoE HAT (B) for Raspberry Pi + 3D-printed modification
![](https://mschoeffler.com/wp-content/uploads/2021/01/large-box-tray-container-bin-stackable-3d-print-stl.png)
3D Printing Stackable Part Bin System (STLs)
![](https://mschoeffler.com/wp-content/uploads/2021/04/serial-connection-pc817-m154-switched-off.png)
Arduino Tutorial: HY-M154 / 817 / PC817 Optocoupler Module
![](https://media.printables.com/media/prints/688336/images/5408997_400f0e49-a21d-49b3-a2ec-268aff17e5dc_c9927936-e50e-4c99-8913-97333d0d499e/thumbs/inside/320x240/jpg/pi-4-poe-hat-case2.webp)
HiFiBerry HighPi Raspberry Pi Case for Waveshare OLED PoE Hat by
![](https://mschoeffler.com/wp-content/uploads/2021/04/wiring-pin-layout-hy-m154-817-to-battery-scaled.jpg)
Arduino Tutorial: HY-M154 / 817 / PC817 Optocoupler Module
![](https://mschoeffler.com/wp-content/uploads/2021/04/universal-case-modification-3d-printer-stl-download-scaled.jpg)
Waveshare PoE HAT (B) for Raspberry Pi + 3D-printed modification
![](https://mschoeffler.com/wp-content/uploads/2021/04/phase-1-tm1637-arduino-4-digit-nine-scaled.jpg)
Tutorial Arduino & Catalex 4-Digit Display v1.0 (TM1637
![](https://mschoeffler.com/wp-content/uploads/2021/01/mschoeffler_square.jpg)
Waveshare PoE HAT (B) for Raspberry Pi + 3D-printed modification
![](https://mschoeffler.com/wp-content/uploads/2021/04/serial-connection-pc817-m154-switched-on.png)
Arduino Tutorial: HY-M154 / 817 / PC817 Optocoupler Module
![](https://mschoeffler.com/wp-content/uploads/2021/01/sizes-3d-print-boxes-small-medium-large-scaled.jpg)
3D Printing Stackable Part Bin System (STLs)
![](https://mschoeffler.com/wp-content/uploads/2021/01/3d-print-boxes.container-tray-bin-stl-scaled.jpg)
3D Printing Stackable Part Bin System (STLs)
![](https://media.printables.com/media/prints/78851/images/913909_2a722131-3617-4230-b83a-fe03673297ed/thumbs/inside/1280x960/jpg/20211110_092146.webp)
HiFiBerry HighPi Raspberry Pi Case for Waveshare OLED PoE Hat by