{"product_id":"magnetic-levitation-copper-coil-22x12mm-diy-inductor","title":"Magnetic Levitation Copper Coil 22×12mm | DIY Inductor","description":"\u003cp\u003eTake your DIY electronics and magnetic levitation projects to the next level with this precision-wound \u003cstrong\u003ecopper inductor coil\u003c\/strong\u003e. Measuring 22mm outer diameter × 12mm height with an 8mm inner diameter, this compact coil delivers consistent electromagnetic performance — perfect for hobbyists, makers, and engineers building custom levitation modules, sensor circuits, or inductive components.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-purity copper winding\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Outer Diameter 22mm (±0.5mm) × Height 12mm, Inner Diameter 8mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDC Resistance:\u003c\/strong\u003e ~6 Ohms\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInductance:\u003c\/strong\u003e 7.4mH (1K, 0.25V)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e DIY magnetic levitation systems, home electronics projects, and custom inductive assemblies\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 × Copper Inductor Coil\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This Coil?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e🔧 \u003cstrong\u003ePrecise Winding\u003c\/strong\u003e — Tightly wound copper ensures stable inductance and low resistance for reliable circuit performance.\u003c\/li\u003e\n  \u003cli\u003e🧲 \u003cstrong\u003eMagnetic Levitation Ready\u003c\/strong\u003e — Designed specifically for DIY levitation platforms and electromagnetic suspension experiments.\u003c\/li\u003e\n  \u003cli\u003e⚡ \u003cstrong\u003eKnown Electrical Values\u003c\/strong\u003e — DC resistance and inductance are pre-specified, saving you time on measurement and tuning.\u003c\/li\u003e\n  \u003cli\u003e📦 \u003cstrong\u003eCompact Form Factor\u003c\/strong\u003e — The small 22×12mm profile fits neatly into custom enclosures, PCBs, and prototyping setups.\u003c\/li\u003e\n  \u003cli\u003e🛠️ \u003cstrong\u003eVersatile DIY Component\u003c\/strong\u003e — Use it in oscillator circuits, inductive sensors, transformer prototypes, or educational demos.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMagnetic levitation display or art projects\u003c\/li\u003e\n  \u003cli\u003eElectronics hobbyists and STEM learners\u003c\/li\u003e\n  \u003cli\u003eCustom PCB and breadboard prototyping\u003c\/li\u003e\n  \u003cli\u003eInductive sensor and coil replacement applications\u003c\/li\u003e\n  \u003cli\u003eMaker spaces, engineering labs, and home workshops\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to manual measurement, please allow a tolerance of 1–3mm. Product color may vary slightly from images due to monitor display differences.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eRelated Products You May Like\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-scr-solid-state-relay-switch-module-dc3-24v-40a-optocoupler\"\u003e1-Channel SCR Solid State Relay Module DC3-24V 40A Optocoupler\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-shank-wire-twister-drill-attachment-rebar-tie-wire-tool\"\u003e1\/4\" Hex Wire Twister Drill Attachment – Rebar Tie Wire Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eLearn More About Electromagnetic Induction\u003c\/h2\u003e\n\u003cp\u003eFor an in-depth overview of how inductors and electromagnetic coils work in electrical circuits, visit the \u003ca href=\"https:\/\/www.nist.gov\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNational Institute of Standards and Technology (NIST)\u003c\/a\u003e — a trusted authority on electrical measurement standards and physical sciences.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the inductance value of this copper coil?\u003c\/h4\u003e\n\u003cp\u003eA: This magnetic levitation copper coil has an inductance of 7.4mH, measured at 1K frequency and 0.25V. The DC resistance is approximately 6 ohms, making it suitable for a wide range of DIY inductive and levitation circuit applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this coil be used in a DIY magnetic levitation project?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This 22×12mm copper inductor coil is specifically designed for use in DIY magnetic levitation systems. Its known electrical specifications (7.4mH inductance, ~6Ω DC resistance) make it easy to integrate into custom levitation modules, oscillator circuits, and electromagnetic suspension platforms.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What are the exact dimensions of this coil?\u003c\/h4\u003e\n\u003cp\u003eA: The outer diameter is 22mm (±0.5mm), the height is 12mm, and the inner diameter is 8mm. Please allow a manual measurement tolerance of 1–3mm.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this coil compatible with standard PCBs and breadboards?\u003c\/h4\u003e\n\u003cp\u003eA: The compact form factor makes it suitable for integration into custom enclosures, PCB layouts, and breadboard prototypes. Its standard inductor design allows it to be used across a variety of DIY electronics applications.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the inductance value of this copper coil?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This magnetic levitation copper coil has an inductance of 7.4mH, measured at 1K frequency and 0.25V. The DC resistance is approximately 6 ohms, making it suitable for a wide range of DIY inductive and levitation circuit applications.\"}}, {\"@type\": \"Question\", \"name\": \"Can this coil be used in a DIY magnetic levitation project?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This 22×12mm copper inductor coil is specifically designed for use in DIY magnetic levitation systems. Its known electrical specifications (7.4mH inductance, ~6Ω DC resistance) make it easy to integrate into custom levitation modules, oscillator circuits, and electromagnetic suspension platforms.\"}}, {\"@type\": \"Question\", \"name\": \"What are the exact dimensions of this coil?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The outer diameter is 22mm (±0.5mm), the height is 12mm, and the inner diameter is 8mm. 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Its standard inductor design allows it to be used across a variety of DIY electronics applications.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Crafts, DIY \u0026 Stationery\", \"item\": \"https:\/\/oasis-select.com\/collections\/crafts-diy-stationery\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Magnetic Levitation Copper Coil 22×12mm | DIY Inductor\", \"item\": \"https:\/\/oasis-select.com\/products\/magnetic-levitation-copper-coil-22x12mm-diy-inductor\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"onesize","offer_id":47727707881577,"sku":"14:200026864#onesize","price":22.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S0499dce2789d429d97920c4f01ca9f6fT.webp?v=1782670831","url":"https:\/\/oasis-select.com\/products\/magnetic-levitation-copper-coil-22x12mm-diy-inductor","provider":"Oasis Select","version":"1.0","type":"link"}