Catalog > Consumer Electronics > Kits > Various Kits Spot Welder Kit Without A Protection Case Without A Protection Case Spot Welder Kit BDD SPOT WELDER BOARD ADJ/6 SPOT WELDER KIT WITHOUT A PROTECTION CASE. 18650 /26650 /32650 BATTERY CAN BE WELDED. WORKING VOLTAGE: 6.5V - 16V. TOTAL MAXIMUM CURRENT CAN REACH ABOUT 900A. 6 STEPS/LEVELS(GEAR) OF POWER ADJUSTMENT Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Powerful Function - Spot Welder Control Board support welding 0.3mm nickel sheet, 6 gears can be adjusted, support welding current 100A-900A. Safe - Intelligent matching, judge whether the power supply can work, prevent damage to the circuit board, simple operation. Wide Range of Applications - 18650/26650/32650 and other cylindrical lithium batteries, nickel-hydrogen batteries, nickel-cadmium batteries, etc. can be welded firmly. Power Selection - Spot Welding Machine Lithium Battery Control Board needs its own power supply, supporting 6.5V-16V power supply, battery discharge current <900A, short circuit current <1800A, beyond the above range may damage the control board. Easy to Use - The product package comes with a small file for maintaining the welding pen, main board of spot welder, full set of accessories. In the process of using the spot welder board, see our pictures for details. You only need to provide battery power to connect our motherboard to DIY 18650 and other batteries.