This control board of spots welding machine is high power output design, 99 gears of output power adjustable, more accurate welding, suitable for continuously welding thousands of points on nickel/nickel-plate sheet. It supports welding 0.1-0.2mm nickel sheets with solid and beautiful welding spots. This product can be widely used on spots welding 18650 and other cylindrical lithium batteries, NiMH batteries, cadmium batteries, etc. and can be soldered firmly.

You can choose one of the following sources as your working power source:
1: Leadacid Battery: 12V20-40AH.
2: Model Battery or Large Unit Cell: 3S-4S, capacity (AH) X discharge rate (60C is the discharge rate of 60) between 100-300 is more appropriate.
3: 12.0V Car EC5 Interface Starter, with the peakcurrent of no more than 600A.

Note: Prohibiting the use of switching power supplies, transformers, chargers and water batteries to the spots welding machine power supplys will damage the spots welding machine control circuit.​

Specifications:
Name: Spots Welding Machine Set
Material: printed circuit board
Welding thickness: 0.1-0.2mm
Package size: 150 * 100 * 40mm / 5.91 * 3.94 * 1.57in
Package weight: 203g / 7.16ounce

Packing List:
1 * Control Board
2 * Input Cable
1 * Pair of Welding Pen
2 * Heat Shrink Tubing
4 * Screw Set
1 * Nickel Sheet