The spot welder for aluminum alloy welding is a new kind of high-power spot welder developed and produced by our company according to the development demand of new energy vehicles. Our company has many years of design and manufacturing capacity on welding controller, welding clamp and welding transformer. The welding controller has an inverter output current of 1.8kA (at 20% of rated duty cycle), integrates common international electrical interfaces, and can be equipped with various brands of welding transformers, with a maximum welding current of up to 60,000A to achieve reliable welding of aluminum workpieces. The controller adopts the company’s mature inverter technology and closed-loop current control technology, equipped with the world’s most advanced power devices to meet the reliability and safety requirements of the equipment working in high power circuits.