Exchangable 12V Battery Pack (3S 18650 Batteries)
thingiverse
This is a versatile DIY 12V battery pack that can be easily assembled using three 18650 batteries connected in series. The unique aspect of this design lies in its ability to replace individual batteries when they reach the end of their capacity or become damaged, which would not be possible with soldered batteries. This universal 12V Bluetooth amplifier module is also a great option for speaker builds. To create it, you'll need to print three parts: - Cover_Battery_SLA_FDM.stl - Main_Body_SLA_FDM.stl - Lower_Shell_SLA.stl or Lower_Shell_FDM.stl (depending on whether you have an SLA or FDM printer) You will also require the following components: - 1x 3S battery management system specifically designed for 18650 batteries - 3x 18650 batteries - 3 pairs of spring contacts measuring 13.5 x 11.5mm, available on Amazon (designed for AA batteries) - 4x M3x8mm screws - Various cables For a detailed guide, watch the video at https://www.youtube.com/watch?v=s1NyBj4hx_g&t=5s.
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