How to Connect BMS for 3.7V, 7.4V, 12.4V, 16V, and 24V Battery Pack

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How to Make 3.7V, 7.4V, 12V, 16.8V, 24V 18650 Battery Packs with BMS

Build 18650 Battery Packs with BMS (3.7V, 7.4v, 12.4v, 16v, 24V) | Full Animated Wiring Guide

This in-depth video demonstrates how to properly wire a Battery Management System (BMS) to 18650 lithium-ion battery packs for various voltage levels:
1S (3.7V), 2S (7.4V), 3S (12.6V), 4S (16.8V), and 6S (24V).

Using step-by-step animations, this tutorial guides you through the exact wiring method for each type of pack, ensuring safety, accuracy, and functionality in your DIY battery builds. It’s perfect for anyone working on battery-powered systems such as solar projects, electric vehicles, backup power, or custom electronics.


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What This Video Covers:

Overview of 18650 cells and basic battery pack structures

Understanding series (S) configurations for voltage increase

Animated wiring diagrams for each BMS type (1S, 2S, 3S, 4S and 6S)

Pin-by-pin connection of B+, B-, P+, P-, and balance wires

Correct connection sequence to avoid damage


Why You Should Watch:

Incorrect wiring of a BMS can lead to short circuits, overheating, or battery failure. This video ensures you understand the correct BMS wiring order through crystal-clear visuals, making it easy to follow even if you are a complete beginner.

No need to understand a specific language — just follow the animations and build confidently.


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Recommended For:

DIY battery builders

Solar power enthusiasts (off-grid systems)

E-bike and scooter battery creators

Electronics students and hobbyists

RC vehicle and robotics makers

Powerwall and backup battery projects



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Materials You May Need:

18650 lithium-ion cells (new or recycled)

Suitable BMS (1S to 6S) for your voltage

Nickel strips / connecting wires

Spot welder or soldering iron

Multimeter (for voltage testing)

Heat shrink tubes or battery holders

Electrical tape or insulation sheets



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Keywords

18650 BMS wiring, DIY battery pack, BMS connection tutorial, battery pack animation, lithium battery BMS, 1S 2S 3S 4S 6S battery wiring, 3.7V 7.4V 12V 16V 24V battery, battery management system, lithium-ion BMS wiring diagram, DIY electronics, ebike battery build, solar battery setup, 18650 pack wiring, battery protection board


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#lithiumbatterypack #18650battery #battery #bms #electronic #electronicminds