Thingiverse

Powerbank

di Neopain

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Created this diy powerbank,it’s designed for eighth 18650 lipo batteries and a powerbank pcb purchased on ebay.
The square indents on the upper part ( oben) are made for individual bms for each 18650
Pic will follow

https://www.ebay.de/itm/Fast-Charging-Type-C-USB-Lithium-Li-ion-Battery-Charger-Module-DIY-Power-Bank-/274150472708?_trksid=p2349624.m46890.l49292

I am using a rubber gasket to seal the powerbank
(3mm in diameter)

https://www.ebay.de/itm/Kautschukband-Kautschukschnur-Seil-Gummi-Vollgummi-rund-Schwarz-1-5mm-5mm-/183961218113?_trksid=p2349624.m46890.l49292

To connect all parts, I have used this m3 insert from ruthex

https://www.amazon.de/dp/B08K1BVGN9/ref=cm_sw_r_cp_api_i_BB8M0HJV5FAJ7KNWDW8S?_encoding=UTF8&psc=1
And m3 screws