{"product_id":"super-fine-copper-jumper-wire-0-04mm-100m-pcb-motherboard-repair","title":"Super Fine Copper Jumper Wire 0.04mm 100m for PCB Repair","description":"\u003ch2\u003eSuper Fine Copper Jumper Wire — Precision PCB \u0026amp; Motherboard Repair\u003c\/h2\u003e\n\u003cp\u003eTake your electronics repair work to the next level with this ultra-fine \u003cstrong\u003e0.04mm copper jumper wire\u003c\/strong\u003e. Wound across a generous \u003cstrong\u003e100-meter spool\u003c\/strong\u003e, this non-insulated wire is engineered for precision trace repair, bridging, and micro-welding on PCBs, motherboards, and other delicate circuit boards. Its exceptional conductivity and high elongation rate make it an essential item in any electronics technician's toolkit.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Fine Diameter:\u003c\/strong\u003e 0.04mm — ideal for precise micro-soldering and trace jumper work on tight PCB layouts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenerous Length:\u003c\/strong\u003e 100 meters per spool — plenty for extended repair sessions and workshop use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Weld — No Sanding Needed:\u003c\/strong\u003e The wire can be soldered directly without removing any coating, simplifying the repair process significantly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Conductivity:\u003c\/strong\u003e Copper construction ensures low resistance and efficient signal transmission\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent Corrosion Resistance:\u003c\/strong\u003e Resists oxidation and rust, maintaining long-term performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Inductance \u0026amp; High Anti-Interference:\u003c\/strong\u003e Maintains signal integrity even in high-density circuit environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGood Plasticity \u0026amp; Elongation:\u003c\/strong\u003e Flexible enough to route cleanly without breaking, even in tight spaces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Easy to Handle:\u003c\/strong\u003e Neatly wound spool for tangle-free dispensing during work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCopper (Metal)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.04mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNon-Insulated Jumper Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Spool\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis jumper wire is perfect for electronics hobbyists, professional PCB repair technicians, hardware engineers, and DIY enthusiasts who need reliable, fine-gauge wire for trace repair, short circuit jumps, and precision soldering tasks on motherboards, smartphones, tablets, and other circuit-based devices.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Also Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC 10g High Grade Silicone Grease Lubricant — Great for component maintenance\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set — Multi-Functional Finishing Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003e1PC Multi-Use Faucet Bubbler Wrenches — Precision Repair Spanner\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does this copper jumper wire require sanding or stripping before soldering?\u003c\/h4\u003e\n\u003cp\u003eA: No — one of the standout advantages of this super fine 0.04mm copper jumper wire is that it can be soldered directly without any sanding or paint removal. This makes PCB trace repair faster and more straightforward.\u003c\/p\u003e\n\u003ch4\u003eQ: Is 0.04mm wire strong enough for PCB motherboard repair?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Despite its ultra-fine 0.04mm diameter, this copper wire features high elongation and good plasticity, meaning it holds up well during routing and soldering. Its compact structure and low inductance make it well-suited for dense, precision motherboard and circuit board repair work.\u003c\/p\u003e\n\u003ch4\u003eQ: How much wire do I get on each spool?\u003c\/h4\u003e\n\u003cp\u003eA: Each purchase includes one spool containing 100 meters (approximately 328 feet) of non-insulated copper jumper wire — more than enough for extensive repair projects or multiple repair sessions.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does this copper jumper wire require sanding or stripping before soldering?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — one of the standout advantages of this super fine 0.04mm copper jumper wire is that it can be soldered directly without any sanding or paint removal. This makes PCB trace repair faster and more straightforward.\"}}, {\"@type\": \"Question\", \"name\": \"Is 0.04mm wire strong enough for PCB motherboard repair?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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