Durable design Built with quality electronic components and a heatproof construction for a long operational lifespan and reliable performance over time Microcontroller technology Employs an STM8 microcontroller, making it suitable for DIY projects and basic resistance welding applications with dependable control Simple functionality The 100A spot welding control board uses grade components and safety modules Settings are easily managed via the display panel and its indicator lights for clear, ataglance operation Enhanced safety protocol Optocoupler isolation separates current welding circuits from lowpower control circuitry, improving safety during use Key benefits and features Function: spot welding control up to 100A with straightforward, userfriendly operation Compatibility: designed for standard resistance welding tasks in DIY projects and basic applications Material and build: robust, heatresistant design with grade components and integrated safety modules Performance: reliable current control with electrical isolation to protect operators and equipment Applications Battery pack tab welding for hobbyist projects and smallscale battery assembly DIY metal fabrication and thin sheet welding where controlled current is required Educational or prototyping use to learn resistance welding fundamentals and test ideas