{"product_id":"100pcs-to-220-silicone-mica-insulation-pads-13x18-18x22mm","title":"100Pcs TO-220 Silicone Mica Insulation Pads | 13x18 \u0026 18x22mm","description":"\n\u003ch2\u003e100-Pack TO-220 Silicone Mica Insulation Pads — Reliable Thermal Isolation for Electronics\u003c\/h2\u003e\n\u003cp\u003eKeep your electronics running safely and efficiently with these high-quality \u003cstrong\u003eTO-220 Silicone Mica Insulation Pads\u003c\/strong\u003e. Designed for use with TO-220 package transistors, voltage regulators, and other power components, these ultra-thin sheets provide excellent electrical isolation while allowing effective heat transfer away from sensitive components. Whether you're working on a DIY electronics project or a professional repair, these pads are an essential addition to your workbench.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 100\u003c\/strong\u003e — Two size options: 13×18×0.12mm and 18×22×0.12mm to suit a variety of TO-220 components\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Premium silicone mica composite — combines the flexibility of silicone with the thermal stability of mica\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-thin 0.12mm profile\u003c\/strong\u003e — minimizes thermal resistance while maintaining strong electrical insulation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh dielectric strength\u003c\/strong\u003e — effectively isolates the component from the heatsink to prevent short circuits\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature resistant\u003c\/strong\u003e — withstands the heat generated by power transistors and regulators without degrading\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to use\u003c\/strong\u003e — simply place between the TO-220 component and heatsink for instant insulation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e — ideal for home DIY electronics, PCB assembly, amplifier builds, power supply repairs, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand new and high quality\u003c\/strong\u003e — consistent dimensions and reliable performance in every pad\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSilicone Mica\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSizes Available\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e13×18×0.12mm \/ 18×22×0.12mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e100 Pieces\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCompatible With\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eTO-220 Package Components\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e100 × TO-220 Silicone Mica Insulation Pads (in your chosen size)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePhotos may not reflect the exact size — please refer to the specifications above for dimensions.\u003c\/li\u003e\n  \u003cli\u003eAllow ±0.5–1mm tolerance due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eActual color may vary slightly from images due to monitor settings and lighting conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is a TO-220 silicone mica insulation pad used for?\u003c\/h4\u003e\n\u003cp\u003eA: A TO-220 silicone mica insulation pad is placed between a TO-220 package component (such as a transistor, MOSFET, or voltage regulator) and a heatsink. It electrically isolates the component from the heatsink to prevent short circuits, while still allowing heat to transfer efficiently away from the component.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the thickness of these insulation pads?\u003c\/h4\u003e\n\u003cp\u003eA: Each pad is 0.12mm thick, providing an ultra-thin profile that minimizes thermal resistance between the component and heatsink while still delivering reliable electrical insulation.\u003c\/p\u003e\n\u003ch4\u003eQ: What sizes are included in the 100-piece pack?\u003c\/h4\u003e\n\u003cp\u003eA: The pads are available in two sizes: 13×18×0.12mm and 18×22×0.12mm. Please select your preferred size when ordering to ensure compatibility with your TO-220 components.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these pads reusable?\u003c\/h4\u003e\n\u003cp\u003eA: These silicone mica insulation pads can generally be repositioned during assembly, though for best long-term performance in permanent installations it is recommended to use a fresh pad whenever reassembling a component on a heatsink.\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\": \"What is a TO-220 silicone mica insulation pad used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A TO-220 silicone mica insulation pad is placed between a TO-220 package component (such as a transistor, MOSFET, or voltage regulator) and a heatsink. 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