{"product_id":"motor-transformer-pure-copper-high-temp-magnet-enameled-wire-18-awg","title":"Solderable Magnet Wire 18 AWG Enameled Copper Wire","description":"\u003cstyle\u003e\n    :root {\n        --primary-color: #005969;\n        --accent-blue: #00AAFF;\n        --light-blue: #9EC9F2;\n        --copper-color: #b87333;\n        --gold-color: #d4af37;\n        --dark-text: #2d3748;\n        --light-bg: #f7fafc;\n        --white: #ffffff;\n        --base-font-size: 18px;\n    }\n    * { box-sizing: border-box; margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif; }\n    html { font-size: var(--base-font-size); }\n    .rk-mw-wrap { background-color: var(--light-bg); color: var(--dark-text); line-height: 1.6; font-size: 1rem; }\n    .rk-mw-container { max-width: 1200px; margin: 0 auto; padding: 20px; }\n\n    .rk-mw-hero { background: linear-gradient(135deg, var(--primary-color) 0%, #003640 100%); color: var(--white); 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font-size: 1.3rem; }\n\n    @media (max-width: 1024px) {\n        :root { --base-font-size: 17px; }\n        .rk-mw-hero h2 { font-size: 2.8rem; }\n        .rk-mw-h2 { font-size: 2rem; }\n    }\n    @media (max-width: 768px) {\n        :root { --base-font-size: 16px; }\n        .rk-mw-hero { padding: 40px 20px; }\n        .rk-mw-hero h2 { font-size: 2.2rem; }\n        .rk-mw-hero p { font-size: 1.15rem; }\n        .rk-mw-section { padding: 25px; }\n        .rk-mw-h2 { font-size: 1.8rem; }\n        .rk-mw-h3 { font-size: 1.35rem; }\n    }\n    @media (max-width: 480px) {\n        :root { --base-font-size: 15px; }\n        .rk-mw-hero h2 { font-size: 1.9rem; }\n        .rk-mw-hero-tags { gap: 15px; }\n        .rk-mw-hero-tag { padding: 10px 18px; }\n    }\n\u003c\/style\u003e\n\n\u003cdiv class=\"rk-mw-wrap\"\u003e\n\u003cdiv class=\"rk-mw-container\"\u003e\n\n    \u003cdiv class=\"rk-mw-hero\"\u003e\n        \u003cspan class=\"rk-mw-badge\"\u003eDirect-Solderable Winding Wire\u003c\/span\u003e\n        \u003ch2\u003eDirect-Solderable Magnet Wire\u003c\/h2\u003e\n        \u003cp\u003eProfessional-grade solderable enameled copper wire that tins directly without stripping — engineered for efficient termination, reliable dielectric strength, and high-speed coil winding in relays, solenoids, transformers, and electronic coils.\u003c\/p\u003e\n        \u003cdiv class=\"rk-mw-hero-tags\"\u003e\n            \u003cdiv class=\"rk-mw-hero-tag\"\u003eHigh-Purity Copper Conductor\u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-hero-tag\"\u003eDirect-Solderable Enamel\u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-hero-tag\"\u003eOptimized for Automatic Winding\u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rk-mw-section\"\u003e\n        \u003ch2 class=\"rk-mw-h2\"\u003eSolderable Enameled Wire Overview\u003c\/h2\u003e\n        \u003cp class=\"rk-mw-text\"\u003e\n            Direct-solderable magnet wire is a copper conductor coated with a specially formulated polyurethane enamel that melts and dissolves in molten solder, allowing the wire to be tinned and terminated without mechanically stripping the insulation. This eliminates the need for separate enamel removal steps such as scraping, chemical stripping, or thermal burn-off, making solderable enameled wire a preferred choice for high-volume coil production where termination speed and consistency are critical.\n        \u003c\/p\u003e\n        \u003cp class=\"rk-mw-text\"\u003e\n            Our direct-solderable enameled copper wire is built on a high-purity oxygen-free copper core that delivers consistently low electrical resistance and high current-carrying capacity. The polyurethane enamel insulation is applied through a multi-pass enameling process, forming a uniform, concentric, pinhole-free coating that solders cleanly at controlled temperatures while still providing dependable dielectric protection between adjacent coil turns.\n        \u003c\/p\u003e\n        \u003cp class=\"rk-mw-text\"\u003e\n            Every spool of this magnet wire is optimized for automated high-speed coil winding. The surface is engineered for low friction and smooth layer crossover, while the annealed copper core provides balanced elongation and flexibility. The result is enameled wire that feeds cleanly, bends tightly, and retains coil shape without enamel cracking or peeling — and then solders directly at the termination stage to streamline your assembly process.\n        \u003c\/p\u003e\n\n        \u003cdiv class=\"rk-mw-grid3\"\u003e\n            \u003cdiv class=\"rk-mw-card\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003eDirect Solderability\u003c\/h3\u003e\n                \u003cp\u003eThe polyurethane enamel on this magnet wire breaks down in molten solder at designated temperatures, so the enameled copper wire can be tinned and joined directly without stripping. This reduces termination time, eliminates scrap from mechanical stripping damage, and improves joint consistency in relay, solenoid, and transformer coil assembly.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-card copper\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003eElectrical Efficiency\u003c\/h3\u003e\n                \u003cp\u003eThe high-purity copper core in our solderable enameled wire minimizes resistive losses and heat generation, supporting the energy efficiency of motor windings, transformer coils, and inductor assemblies. Consistent conductivity across every spool of magnet wire ensures predictable electromagnetic performance in mass production.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-card gold\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003eSmooth Winding Performance\u003c\/h3\u003e\n                \u003cp\u003eA low-friction surface finish allows this magnet wire to cross over and layer cleanly during high-tension automatic winding. The enameled wire resists snagging, tangling, and surface scuffing, helping coil manufacturers achieve uniform, compact windings with fewer rejects before direct soldering.\u003c\/p\u003e\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rk-mw-section\"\u003e\n        \u003ch2 class=\"rk-mw-h2\"\u003eSolderable Magnet Wire Engineering Characteristics\u003c\/h2\u003e\n\n        \u003cdiv class=\"rk-mw-feature\"\u003e\n            \u003cspan class=\"rk-mw-feature-tag\"\u003eInsulation System\u003c\/span\u003e\n            \u003ch3 class=\"rk-mw-h3\"\u003eSolderable Polyurethane Enamel Coating\u003c\/h3\u003e\n            \u003cp\u003eThe insulation on our direct-solderable enameled copper wire is built through repeated application and heat-curing cycles, producing a concentric polyurethane enamel film with no thin spots or weak points. This multi-layer construction gives the magnet wire dependable dielectric strength during winding and service, while still allowing the enamel to decompose cleanly in the solder pot for fast, reliable terminations.\u003c\/p\u003e\n            \u003cul class=\"rk-mw-bullets\"\u003e\n                \u003cli\u003eDirectly solderable at controlled temperatures without mechanical or chemical enamel stripping.\u003c\/li\u003e\n                \u003cli\u003eStrong resistance to scrape and abrasion during coil winding, insertion, and handling.\u003c\/li\u003e\n                \u003cli\u003eLow moisture absorption helps preserve dielectric strength in humid operating environments.\u003c\/li\u003e\n            \u003c\/ul\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"rk-mw-feature\"\u003e\n            \u003cspan class=\"rk-mw-feature-tag\"\u003eMechanical Properties\u003c\/span\u003e\n            \u003ch3 class=\"rk-mw-h3\"\u003eElongation, Flexibility, and Adhesion\u003c\/h3\u003e\n            \u003cp\u003eThe copper conductor in our enameled wire is annealed under controlled conditions to achieve a precise balance of softness and tensile strength. This allows the magnet wire to stretch smoothly under winding tension, bend around small radii, and conform to compact coil geometries without conductor necking or enamel separation.\u003c\/p\u003e\n            \u003cul class=\"rk-mw-bullets\"\u003e\n                \u003cli\u003eLow spring-back helps wound coils hold their shape immediately after forming, reducing coil expansion and looseness.\u003c\/li\u003e\n                \u003cli\u003eStrong enamel-to-copper adhesion prevents peeling and flaking during torsion, bending, and high-speed unspooling.\u003c\/li\u003e\n                \u003cli\u003eFlexibility is maintained across both cold and warm operating conditions, making the enameled wire suitable for diverse coil applications.\u003c\/li\u003e\n            \u003c\/ul\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"rk-mw-feature\"\u003e\n            \u003cspan class=\"rk-mw-feature-tag\"\u003eDielectric Performance\u003c\/span\u003e\n            \u003ch3 class=\"rk-mw-h3\"\u003eReliable Inter-Turn Insulation\u003c\/h3\u003e\n            \u003cp\u003eMagnet wire must reliably separate adjacent coil turns operating at different voltage potentials. Our solderable enameled copper wire uses a dense, continuous polyurethane film that delivers consistent breakdown voltage and stable inter-turn insulation across the full length of every spool.\u003c\/p\u003e\n            \u003cul class=\"rk-mw-bullets\"\u003e\n                \u003cli\u003eControlled film concentricity minimizes the risk of pinholes, micro-voids, and localized voltage stress points.\u003c\/li\u003e\n                \u003cli\u003eConsistent insulation thickness supports reliable performance in low-to-moderate voltage coil designs.\u003c\/li\u003e\n                \u003cli\u003eSupports long-term insulation reliability, reducing the risk of turn-to-turn shorts and premature winding failure.\u003c\/li\u003e\n            \u003c\/ul\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"rk-mw-feature\"\u003e\n            \u003cspan class=\"rk-mw-feature-tag\"\u003eTermination Advantage\u003c\/span\u003e\n            \u003ch3 class=\"rk-mw-h3\"\u003eStreamlined Coil Assembly Without Stripping\u003c\/h3\u003e\n            \u003cp\u003eConventional enameled wire requires the insulation to be removed before soldering, adding process steps and risking conductor damage. Direct-solderable magnet wire removes this stage entirely: the coil leads can be tinned and soldered in one operation, reducing labor, improving throughput, and producing cleaner, more consistent solder joints on automated termination lines.\u003c\/p\u003e\n            \u003cul class=\"rk-mw-bullets\"\u003e\n                \u003cli\u003eNo scraping, chemical stripping, or burn-off required before soldering coil terminations.\u003c\/li\u003e\n                \u003cli\u003eReduces risk of nicked or broken conductors caused by mechanical enamel removal.\u003c\/li\u003e\n                \u003cli\u003eIdeal for high-volume production of relays, solenoids, small transformers, and electronic coils where every termination must be uniform and reliable.\u003c\/li\u003e\n            \u003c\/ul\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rk-mw-section\"\u003e\n        \u003ch2 class=\"rk-mw-h2\"\u003eSolderable Enameled Wire Technical Specifications\u003c\/h2\u003e\n        \u003cp class=\"rk-mw-text\"\u003eOur direct-solderable magnet wire range covers a broad spectrum of conductor sizes and insulation builds to support diverse coil winding and termination requirements. The table below summarizes the available configuration options for our solderable enameled copper wire.\u003c\/p\u003e\n\n        \u003cdiv class=\"rk-mw-table-wrap\"\u003e\n            \u003ctable class=\"rk-mw-table\"\u003e\n                \u003cthead\u003e\n                    \u003ctr\u003e\n                        \u003cth\u003eSpecification\u003c\/th\u003e\n                        \u003cth\u003eAvailable Range \/ Description\u003c\/th\u003e\n                    \u003c\/tr\u003e\n                \u003c\/thead\u003e\n                \u003ctbody\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eConductor Material\u003c\/td\u003e\n                        \u003ctd\u003eHigh-purity oxygen-free copper for low resistance and high conductivity in magnet wire applications\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eEnamel Insulation Type\u003c\/td\u003e\n                        \u003ctd\u003eDirect-solderable polyurethane enamel; additional insulation formulations available on request\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eWire Diameter Range\u003c\/td\u003e\n                        \u003ctd\u003eFine gauge solderable magnet wire from 0.02 mm up to 1.00 mm and above\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eInsulation Build\u003c\/td\u003e\n                        \u003ctd\u003eSingle, heavy, and triple enamel builds to match different voltage and slot-fill requirements\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eThermal Class\u003c\/td\u003e\n                        \u003ctd\u003eSolderable enameled wire rated for continuous operation up to 155°C (Class F), with higher-temperature options available\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eSolderability\u003c\/td\u003e\n                        \u003ctd\u003eDirectly solderable in molten solder without enamel stripping; soldering temperature varies by wire diameter\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eDielectric Strength\u003c\/td\u003e\n                        \u003ctd\u003eConsistent breakdown voltage that scales with enamel thickness for reliable inter-turn insulation\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eElongation\u003c\/td\u003e\n                        \u003ctd\u003eControlled elongation characteristics tuned to conductor diameter for smooth, crack-free winding\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd\u003eSpool Packaging\u003c\/td\u003e\n                        \u003ctd\u003ePlastic spools in various sizes suited to manual, semi-automatic, and high-speed automatic winding\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                \u003c\/tbody\u003e\n            \u003c\/table\u003e\n        \u003c\/div\u003e\n\n        \u003ch3 class=\"rk-mw-h3\" style=\"margin-top:35px;\"\u003eWhen to Choose Direct-Solderable Magnet Wire\u003c\/h3\u003e\n        \u003cp class=\"rk-mw-text\"\u003eDirect-solderable enameled copper wire is the preferred choice when coil terminations need to be soldered quickly and consistently, especially in high-volume manufacturing. It is widely used in relays, solenoids, small transformers, inductors, voice coils, and electronic coils where stripping the enamel by hand or machine would slow production and risk damaging fine conductors. For applications involving higher operating temperatures or severe mechanical stress, non-solderable enameled wire with polyesterimide or polyamide-imide insulation may be more appropriate; our team can help you select the right magnet wire construction for each coil design.\u003c\/p\u003e\n\n        \u003cdiv class=\"rk-mw-callout\"\u003e\n            \u003ch4\u003eIn-Line Quality Inspection for Every Spool of Solderable Magnet Wire\u003c\/h4\u003e\n            \u003cp\u003eEvery meter of our direct-solderable enameled copper wire undergoes continuous in-line inspection during production. Laser diameter monitoring ensures consistent conductor and overall dimensions, while high-voltage spark testing detects any enamel discontinuity before the magnet wire is spooled and packaged. Solderability is also verified to confirm that the enamel breaks down cleanly and the copper wets properly, ensuring reliable terminations on your production line.\u003c\/p\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rk-mw-section\"\u003e\n        \u003ch2 class=\"rk-mw-h2\"\u003eSolderable Magnet Wire Applications\u003c\/h2\u003e\n        \u003cp class=\"rk-mw-text\"\u003eDirect-solderable enameled copper wire is used wherever compact electromagnetic coils require fast, reliable soldered terminations. Our magnet wire serves a broad range of industries and product categories, including the following major application sectors.\u003c\/p\u003e\n\n        \u003cdiv class=\"rk-mw-apps\"\u003e\n            \u003cdiv class=\"rk-mw-app\"\u003e\n                \u003ch4\u003eRelays and Contactors\u003c\/h4\u003e\n                \u003cp\u003eFine gauge solderable magnet wire is wound into relay coils where direct tinning of lead wires speeds up assembly and ensures uniform electrical contacts across high-volume production runs.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-app\"\u003e\n                \u003ch4\u003eSolenoids and Valves\u003c\/h4\u003e\n                \u003cp\u003eSolenoid coils, pneumatic and hydraulic valve coils, and electromagnetic actuator coils use direct-solderable enameled wire for efficient termination and consistent inter-turn insulation.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-app\"\u003e\n                \u003ch4\u003eSmall Transformers and Inductors\u003c\/h4\u003e\n                \u003cp\u003eSignal transformers, pulse transformers, common-mode chokes, and PCB inductors are wound with solderable magnet wire that connects directly to terminals or pins without enamel removal.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-app\"\u003e\n                \u003ch4\u003eAudio Voice Coils\u003c\/h4\u003e\n                \u003cp\u003eSpeaker voice coils, headphone drivers, and microphone coils use fine enameled copper wire where direct solderability simplifies lead-out connections and compact winding is essential.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-app\"\u003e\n                \u003ch4\u003eAutomotive Sensor Coils\u003c\/h4\u003e\n                \u003cp\u003eCrankshaft sensors, ABS sensor coils, ignition module coils, and other automotive electromagnetic components rely on solderable magnet wire for dependable connections in compact packages.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-app\"\u003e\n                \u003ch4\u003eElectronic Coils and Chokes\u003c\/h4\u003e\n                \u003cp\u003eSwitched-mode power supply chokes, filter inductors, line filters, and toroidal coils use direct-solderable enameled wire for fast termination on bobbins, pins, and PCBs.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-app\"\u003e\n                \u003ch4\u003eHousehold Appliance Controls\u003c\/h4\u003e\n                \u003cp\u003eTimer coils, relay coils in washing machines and air conditioners, and small motor control coils benefit from the efficient soldering and reliable insulation of this magnet wire.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-app\"\u003e\n                \u003ch4\u003eInstrumentation and Meters\u003c\/h4\u003e\n                \u003cp\u003eMoving-coil meters, measuring instrument coils, and precision electromagnetic components use fine gauge solderable enameled copper wire for accurate winding and clean terminations.\u003c\/p\u003e\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rk-mw-section\"\u003e\n        \u003ch2 class=\"rk-mw-h2\"\u003eMagnet Wire Insulation Types at a Glance\u003c\/h2\u003e\n        \u003cp class=\"rk-mw-text\"\u003eWhile this page focuses on direct-solderable magnet wire, different coil applications may call for different enameled wire constructions. The summary below helps you compare insulation options when selecting enameled copper wire for a specific product.\u003c\/p\u003e\n\n        \u003cdiv class=\"rk-mw-grid3\"\u003e\n            \u003cdiv class=\"rk-mw-card\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003ePolyurethane (Solderable)\u003c\/h3\u003e\n                \u003cp\u003ePolyurethane magnet wire is directly solderable without stripping, making it ideal for relays, solenoids, small transformers, and electronic coils. It offers good moisture resistance and stable dielectric performance in low-to-moderate temperature applications, and it is the default choice when termination efficiency is a priority.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-card copper\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003ePolyester \/ Polyesterimide\u003c\/h3\u003e\n                \u003cp\u003ePolyester and polyesterimide enameled wire provide higher thermal ratings and improved thermal aging resistance for general-purpose motors, compressors, and industrial transformers. These magnet wire types are not directly solderable and require enamel removal before termination, but they withstand sustained heat and electrical stress well.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-card gold\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003ePolyamide-Imide Overcoat\u003c\/h3\u003e\n                \u003cp\u003eDual-coat magnet wire with a polyamide-imide overcoat delivers the highest abrasion resistance, thermal performance, and chemical durability. It is specified for hermetic motors, traction motors, and high-temperature coils where reliability under severe conditions outweighs the need for direct solderability.\u003c\/p\u003e\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003ch3 class=\"rk-mw-h3\" style=\"margin-top:35px;\"\u003eInsulation Build Options for Solderable Magnet Wire\u003c\/h3\u003e\n        \u003cp class=\"rk-mw-text\"\u003eDirect-solderable enameled wire is available in different insulation builds to balance coil compactness against dielectric strength. Single-build enameled wire offers the smallest overall diameter and is preferred where slot or winding space is tight and voltage stress is moderate. Heavy-build and triple-build enameled copper wire provide thicker polyurethane insulation for higher voltage protection and improved mechanical resistance, with a slightly larger overall diameter. Choosing the appropriate build ensures that the magnet wire meets both the electrical clearance requirements and the dimensional constraints of the coil design while retaining reliable direct-solderable performance.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rk-mw-section\"\u003e\n        \u003ch2 class=\"rk-mw-h2\"\u003eSolderable Magnet Wire Packaging, Storage, and Handling\u003c\/h2\u003e\n        \u003cp class=\"rk-mw-text\"\u003eProper packaging, storage, and handling preserve the solderability, electrical performance, and mechanical integrity of direct-solderable enameled copper wire from the factory to the winding machine. Following these recommendations helps prevent enamel damage, oxidation, and contamination that can compromise magnet wire termination and winding quality.\u003c\/p\u003e\n\n        \u003cdiv class=\"rk-mw-grid3\"\u003e\n            \u003cdiv class=\"rk-mw-card copper\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003eSpool Design\u003c\/h3\u003e\n                \u003cp\u003eOur solderable enameled wire is wound onto reinforced plastic spools engineered for smooth, tangle-free unspooling on both manual and automatic winding equipment. Balanced winding tension prevents overlaps, snags, and sudden snatching that could stretch the magnet wire or damage the enamel surface before soldering.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-card\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003eProtective Packaging\u003c\/h3\u003e\n                \u003cp\u003eEach spool of direct-solderable enameled copper wire is individually protected to prevent physical damage, dust contamination, and moisture exposure during transit and storage. Clean packaging is especially important for solderable magnet wire, since surface contamination can interfere with solder wetting at termination.\u003c\/p\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"rk-mw-card gold\"\u003e\n                \u003ch3 class=\"rk-mw-h3\"\u003eEnvironmental Protection\u003c\/h3\u003e\n                \u003cp\u003eThe protective enclosure shields the enameled wire from humidity, atmospheric pollutants, and abrasive particles that could degrade insulation performance, oxidize the copper, or impair solderability before the coil is assembled and soldered.\u003c\/p\u003e\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"rk-mw-guide\"\u003e\n            \u003ch4\u003eStorage and Handling Recommendations for Solderable Enameled Wire\u003c\/h4\u003e\n            \u003cul class=\"rk-mw-bullets\"\u003e\n                \u003cli\u003e\n\u003cstrong\u003eStorage conditions:\u003c\/strong\u003e Store solderable magnet wire in a clean, dry, dust-free environment with temperatures between 10°C and 30°C and relative humidity below 60% to prevent copper oxidation that can reduce solder wetting.\u003c\/li\u003e\n                \u003cli\u003e\n\u003cstrong\u003eAvoid impacts:\u003c\/strong\u003e Handle enameled wire spools carefully. Dropping or striking a spool can crack the flanges or nick the polyurethane enamel, creating weak points that lead to dielectric failure or poor soldering.\u003c\/li\u003e\n                \u003cli\u003e\n\u003cstrong\u003eControl unspooling tension:\u003c\/strong\u003e Set winding machine tension appropriately for the magnet wire diameter. Excessive tension over-stretches the enameled copper wire, reducing conductor cross-section and thinning the insulation film.\u003c\/li\u003e\n                \u003cli\u003e\n\u003cstrong\u003eKeep solder areas clean:\u003c\/strong\u003e When terminating direct-solderable enameled wire, use clean, temperature-controlled solder pots and appropriate flux to ensure the polyurethane enamel breaks down fully and the copper wets consistently.\u003c\/li\u003e\n                \u003cli\u003e\n\u003cstrong\u003ePrevent chemical exposure:\u003c\/strong\u003e Keep enameled wire away from corrosive vapors, acidic environments, and moisture until the coil has been soldered and, where applicable, varnish-impregnated or encapsulated.\u003c\/li\u003e\n                \u003cli\u003e\n\u003cstrong\u003eFirst-in, first-out rotation:\u003c\/strong\u003e Use solderable enameled copper wire in the order it is received to minimize storage time and ensure the magnet wire is processed while its solderability and surface condition are at their best.\u003c\/li\u003e\n            \u003c\/ul\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"RapidKeen","offers":[{"title":"18 AWG (1.0mm) \/ 155°C \/ Full Spool 28m (92ft)","offer_id":43597517619259,"sku":null,"price":19.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4473\/6059\/files\/enameled-copper-magnet-wire-motor-stator-coil-winding.webp?v=1787495234","url":"https:\/\/rapidkeen.com\/products\/motor-transformer-pure-copper-high-temp-magnet-enameled-wire-18-awg","provider":"RapidKeen","version":"1.0","type":"link"}