{"product_id":"fnirsi-swm-20-portable-intelligent-spot-welding-machine","title":"FNIRSI SWM-20 Portable Intelligent Spot Welding Machine","description":"\u003ch2\u003eFNIRSI SWM-20 Portable Spot Welder\u003c\/h2\u003e\n\n\u003ch3\u003eDual-Pulse Technology | 2.4-Inch Display | Type-C Charging | 5000mAh Battery\u003c\/h3\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eFNIRSI SWM-20\u003c\/strong\u003e is a portable handheld spot welder designed for\nbattery tab welding and thin metal joining using controlled pulse output.\n\u003c\/p\u003e\n\n\u003cp\u003e\nIt is commonly used for welding nickel strips to battery cells (18650, 21700),\noffering adjustable pulse parameters, dual-pulse control and compact cordless operation.\n\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-pulse welding:\u003c\/strong\u003e preheat and main pulse improve weld stability and reduce spatter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable parameters:\u003c\/strong\u003e rotary encoder allows precise tuning of welding energy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay interface:\u003c\/strong\u003e 2.4-inch screen shows welding parameters and status.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in battery:\u003c\/strong\u003e 5000mAh capacity for portable operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower bank function:\u003c\/strong\u003e supports 5V output for external devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtection system:\u003c\/strong\u003e includes undervoltage and overheating alerts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SWM-20\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery capacity:\u003c\/strong\u003e 5000 mAh\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e 5V \/ 2.1A (Type-C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput (USB):\u003c\/strong\u003e 5V \/ 2.1A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePeak welding current:\u003c\/strong\u003e up to 1200A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.4-inch screen\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControl:\u003c\/strong\u003e rotary encoder\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreset modes:\u003c\/strong\u003e 4 levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eSupported Materials and Thickness\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePure nickel strip:\u003c\/strong\u003e up to 0.5 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNickel-plated steel:\u003c\/strong\u003e up to 0.4 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSteel \/ iron sheet:\u003c\/strong\u003e up to 0.3 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCopper \/ nickel-plated copper:\u003c\/strong\u003e up to 0.1 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eNotes\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eDo not use in flammable or explosive environments.\u003c\/li\u003e\n  \u003cli\u003eLow battery level may reduce welding performance.\u003c\/li\u003e\n  \u003cli\u003eWelding during charging is not recommended.\u003c\/li\u003e\n  \u003cli\u003eClean electrode tips regularly for stable operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003ePackage Includes\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × FNIRSI SWM-20 Spot Welder\u003c\/li\u003e\n  \u003cli\u003e1 × Welding Pen\u003c\/li\u003e\n  \u003cli\u003e1 × USB Type-C Cable\u003c\/li\u003e\n  \u003cli\u003e1 × Nickel Strip Sample\u003c\/li\u003e\n  \u003cli\u003e2 × Replacement Welding Tips\u003c\/li\u003e\n  \u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nThe FNIRSI SWM-20 provides a compact and adjustable solution for battery pack assembly,\nprototype work and light-duty spot welding applications.\n\u003c\/p\u003e","brand":"FNIRSI","offers":[{"title":"Default Title","offer_id":55784899936641,"sku":"FN-SWM-20","price":52.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/3486\/1290\/files\/fnirsi-swm-20-portable-intelligent-spot-welding-machine-fnirsi-1188471.jpg?v=1781041771","url":"https:\/\/ampanova.shop\/products\/fnirsi-swm-20-portable-intelligent-spot-welding-machine","provider":"AMPANOVA","version":"1.0","type":"link"}