How to build a MASSIVE 72V DIY battery pack for high power e-bike
20s14p Li-ion battery pack
Samsung 30Q cells
72V 42Ah
Max continuous discharge 220A
Max peak discharge 300A (BMS limited)
Dimensions (mm) 325 x 144 x 126
Want me to build a battery pack for you? All details here:
https://calendly.com/gaiusgarage
Need help designing you battery pack?
https://calendly.com/gaiusgarage/battery-pack-deep-dive
eBike using this battery pack
https://www.instagram.com/p/CH5lhNSg-xh/
Samsung 30Q cells
https://liionwholesale.com/collections/batteries/products/samsung-inr18650-30q-battery-15a-3000mah-flat-top-wholesale-discount-genuine-and-tested
18650 holder STL file
https://www.thingiverse.com/thing:4666734
20s ANT BMS
https://www.aliexpress.com/item/Smart-7S-20S-ANT-Lifepo4-li-ion-Lipo-LTO-Battery-Protection-Board-BMS-400A-300A-100A/32997552090.html
ANT BMS iphone app
https://apps.apple.com/us/app/%E5%8D%81%E5%A0%B0%E8%9A%82%E8%9A%81bms/id1468744022
kWeld spot welder
https://www.keenlab.de/index.php/portfolio-item/kweld/
Additional drawbacks of kWeld not mentioned in video
https://www.reddit.com/r/batteries/comments/k2sfwq/built_this_72v_42ah_battery_pack_last_summer/gdxqd7q/
Nickel strip
https://www.aliexpress.com/item/32883971871.html
Copper plating used in series connections
https://www.aliexpress.com/item/32840276711.html
400mm heat shrink wrap
https://www.amazon.com/Battery-Shrink-Width-400%C2%B15MM-Length/dp/B07FXKSR41/ref=sr_1_3
Kapton tape
https://www.amazon.com/s?k=kapton+tape&crid=KPG4O6YH0Z43&sprefix=kapton+%2Caps%2C165&ref=nb_sb_ss_ts-a-p_1_7
18650 Insulator rings
https://www.amazon.com/Battery-Insulator-Insulating-Adhesive-Cardboard/dp/B07L9789WL/ref=sr_1_5
EC8 connector
https://www.amazon.com/Connector-Bullet-Female-Banana-Battery/dp/B074C2YT22
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