{"product_id":"professional-to-3-insulator-kit-complete-mica-and-bushing-set","title":"Insulator\/Mounting kit (Screw+Washer+Bushing+Insulator), to-3 Heat Sink Insulator Mounting Kit for MOSFET Transistor Voltage Regulator","description":"\u003ch2\u003eTO-3 Heat Sink Insulator Mounting Kit — Screw, Washer, Bushing \u0026amp; Insulator    \u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e1   Per  Pack\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eEverything you need to properly mount and isolate a TO-3 package device to a heat sink — in one kit. Designed for MOSFETs, bipolar power transistors, and voltage regulators in the TO-3 can, this hardware set ensures correct electrical isolation while maintaining the thermal contact needed to keep your devices cool under load.\u003c\/p\u003e\n\u003cp\u003eWhether you're servicing a linear amplifier, rebuilding a bench power supply, or restoring vintage audio gear, this kit eliminates the frustration of sourcing individual hardware pieces that often arrive in the wrong size or material.\u003c\/p\u003e\n\u003ch3\u003eKit Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTO-3 mica insulating washer — electrical isolation with low thermal resistance\u003c\/li\u003e\n\u003cli\u003eNylon shoulder bushings — isolates mounting screws from chassis\/heat sink\u003c\/li\u003e\n\u003cli\u003eSteel mounting screws — sized for standard TO-3 footprint\u003c\/li\u003e\n\u003cli\u003eFlat washers — for even clamping force and surface protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull isolation hardware\u003c\/strong\u003e — mica + nylon bushings prevent ground faults and chassis shorts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow thermal resistance\u003c\/strong\u003e — mica maintains excellent heat transfer from case to sink\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTO-3 specific fit\u003c\/strong\u003e — precision-matched to the standard TO-3 mounting hole pattern\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible devices\u003c\/strong\u003e — MOSFETs, NPN\/PNP power transistors, linear voltage regulators in TO-3 packages\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional quality\u003c\/strong\u003e — suitable for commercial repair shops, hobbyist benches, and production builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAmateur radio linear amplifier output stage mounting\u003c\/li\u003e\n\u003cli\u003eHigh-current bench and switching power supply builds\u003c\/li\u003e\n\u003cli\u003eVintage audio amplifier restoration (output transistor replacement)\u003c\/li\u003e\n\u003cli\u003eVoltage regulator heat sink mounting in DC power systems\u003c\/li\u003e\n\u003cli\u003eMOSFET heat dissipation in motor controllers and inverters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA proper isolation kit is the difference between a reliable repair and a callback. Stock your bench with the right hardware.\u003c\/p\u003e","brand":"TekShack","offers":[{"title":"Default Title","offer_id":53719321182505,"sku":"X002R25JRT","price":1.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/2670\/0329\/files\/61oprwRUaSL._AC_SX679.jpg?v=1789061031","url":"https:\/\/tekshack.com\/products\/professional-to-3-insulator-kit-complete-mica-and-bushing-set","provider":"TekShack","version":"1.0","type":"link"}