Creality Ender 3 - PSU cover upgrade with USB
thingiverse
Upgrades the Ender 3 PSU cover by installing two 2X60 plugs and two QC3 USB ports. Utilizes the stock switch/power connector assembly. The USB ports are powered by [these](https://www.aliexpress.com/item/QC3-0-QC2-0-USB-DC-DC-Buck-Converter-Charging-Step-Down-Module-6-32V-9V/32671645129.html) USB buck converters, which can be directly powered from the 24V rails. The X60 connectors fit tightly and remain securely in place without glue. For the USB ports, some hot glue is applied at the back to keep them firmly in place while inserting a cable.
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