{"product_id":"12v-spot-welder-diy-kit","title":"12V Spot Welder DIY Kit with 99-Gear Control","description":"\u003cp\u003eUpgrade your battery welding projects with this high-performance\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e12V Spot Welder DIY Kit\u003c\/strong\u003e. Designed for precision and durability, this kit features a 99-gear adjustable power control board, delivering up to 1700A for welding 0.1-0.3mm nickel sheets. Ideal for cylindrical lithium and nickel-metal hydride batteries (e.g., 18650, 21700, 26650), it ensures solid, beautiful weld spots for thousands of continuous welds.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Power Output:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5 MOS tubes support up to 1700A, with reserved slots for DIY upgrades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Precision:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e99 gears of power adjustment for accurate welding control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-Time Display:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital tube shows gear settings (1-99) for easy operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWelds 0.1-0.3mm nickel sheets for batteries like 14650, 17490, 18650, 21700, 26650, and 32650.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Welding Pen:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8mm² pen with 10AWG multi-strand, high-temperature wire and alumina copper needles for high current and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective Case:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTransparent housing prevents short-circuit damage, enhancing safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandby power under 0.5mA, with a working voltage of 6.5-16V.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePrinted Circuit Board (PCB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12.0V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelding Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMax 1700A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelding Thickness:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.1-0.3mm nickel sheets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e20AH-80AH (new batteries ≤45AH; consult for higher capacity)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-10℃ to 60℃\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (with case):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e94 x 63 x 25mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cp\u003eDo not use switching power supplies, transformers, chargers, water batteries, or rechargeable batteries as power sources. For batteries over 45AH, consult customer service for current-limiting methods.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Control Board\u003c\/li\u003e\n\u003cli\u003e2 x Input Cables\u003c\/li\u003e\n\u003cli\u003e1 x Pair of Welding Pens\u003c\/li\u003e\n\u003cli\u003e2 x Heat Shrink Tubing\u003c\/li\u003e\n\u003cli\u003e6 x Screws\u003c\/li\u003e\n\u003cli\u003e1 x Nickel Sheet\u003c\/li\u003e\n\u003cli\u003e1 x Guideline\u003c\/li\u003e\n\u003cli\u003e1 x Protective Case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose This Spot Welder?\u003c\/h3\u003e\n\u003cp\u003eThis DIY spot welder combines high current output, precise control, and robust design, making it perfect for hobbyists and professionals building battery packs. The protective case and durable components ensure safe, long-lasting performance.\u003c\/p\u003e","brand":"Sun Cheong Computer Company Limited","offers":[{"title":"Default Title","offer_id":42702165246103,"sku":"","price":404.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0440\/4022\/4919\/products\/12v-spot-welder-control-board-main.webp?v=1754378275","url":"https:\/\/scccltd.com\/en-tw\/products\/12v-spot-welder-diy-kit","provider":"Sun Cheong Computer Company Limited","version":"1.0","type":"link"}