DIY 18650 Battery Pack 12V for Sprayer

battery pack assembly:DIY 12V Battery Pack for Sprayer

Required Materials:
Lead-acid battery case
21 pieces of 2200mAh 18650 batteries
Nickel strips
12V 15A battery protection board
Battery holder
DC plug
Multimeter
Steps:
Arrange the Batteries:
Use the battery holder to fix the 21 pieces of 18650 batteries in a suitable arrangement, ensuring the positive and negative poles of each battery are aligned consistently for easy connection.

Weld the Nickel Strips:
Use a spot welder or soldering iron to weld the nickel strips onto the positive and negative poles of the batteries, connecting them into a complete battery pack. Ensure the welds are firm to avoid weak connections or short circuits.

Weld the Battery Protection Board:
Solder the 12V 15A battery protection board onto the battery pack, making sure to connect the positive and negative poles correctly to ensure safety and stability during use.

Test the Installation:
Place the assembled battery pack into the lead-acid battery case and check the fit to ensure the battery pack is securely fixed and does not move.

Drill Holes:
Drill holes in the lead-acid battery case for installing the DC plug and cables. Ensure the holes are accurately positioned for easy connection and use.

Connect the Wires:
Connect the wires to the battery protection board and DC plug, ensuring all connection points are firm and reliable.

Test the Output:
Use a multimeter to test the voltage and current of the battery pack, ensuring the output voltage is 12V and that it operates normally. After testing, check for any leaks or short circuits.

Following these steps, you have successfully created a 12V battery pack for sprayer.#DIY #diybattery #assemblybatterypacks #12Vbattery #18650BatteryPack

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