The 12V battery block is very commonly used.

We can use them to power internet modem devices, charge batteries, power LED lights...

And today I will guide you to create a 3S6P - 12V 50AH battery pack with LG MH1 18650 2800mAh battery cell.



Supplies

Supplies
Supplies
Supplies

*** List Parts ***

- 18650 Battery Cell

https://sea.banggood.com/custlink/vm3dbYPq75

- 18650 battery holder

https://sea.banggood.com/custlink/KmmEsEt2zu

- Nickel strip

https://sea.banggood.com/custlink/K3DYQRPk1G

- Insulation Paper Battery

https://sea.banggood.com/custlink/DmmhNdtqud

- Mini Spot Welder

https://sea.banggood.com/custlink/DDmRsRVk79

- DC input Jack (5.5 x 2.1mm)

https://sea.banggood.com/custlink/DmGygNJFyL

- XT60 DC Jack

https://sea.banggood.com/custlink/D33RsdFMTs

- 1S-8S Single 3.7V Lithium Battery Capacity Indicator

https://sea.banggood.com/custlink/GK3dbhFuvi

- Plastic box

https://sea.banggood.com/custlink/GvvEndF1vL

- Wiring

https://sea.banggood.com/custlink/3GDy4bpPdr

Step 1: Welding Battery

Welding Battery
Welding Battery
Welding Battery
Welding Battery

I'm using my DIY spot welder machine to welding all the 18650 battery cell like the circuit diagram above

Step 2: Connect Parts

Connect Parts
Connect Parts
Connect Parts
Connect Parts

Connect 3S balance board and other parts. After that put it into the plastic box.

Step 3: Finish and Testing

Finish and Testing
Finish and Testing
Finish and Testing

Finish and testing it with HOTA D6 charger to charge FPV Lipo battery

Thanks!