{"product_id":"aluminum-heat-sink-with-thermal-controlled-40mm-cooling-fan-for-42mm-brushless-motors-compatible-with-4268-4274-traxxas-arrma-1-8-1-10-scale-rc-cars-red-color-red","title":"Aluminum Heat Sink with Thermal-Controlled 40mm Cooling Fan for 42mm Brushless Motors – Compatible with 4268 4274 Traxxas Arrma 1\/8 \u0026 1\/10 Scale RC Cars (Red) - color: Red","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEngineered for 42mm diameter brushless motors—including the widely used 4268 and 4274 models—this aluminum heat sink delivers intelligent thermal management for high-performance 1\/8 and 1\/10 scale RC vehicles from Traxxas, Arrma, and other top brands.\u003c\/li\u003e\n\u003cli\u003eEquipped with a precision thermal sensor and a near-silent 40mm fan, it activates cooling only when motor temperature hits 45°C (113°F), conserving battery power while ensuring active protection during hard runs—so you get more drive time and fewer thermal shutdowns.\u003c\/li\u003e\n\u003cli\u003ePowered directly from your receiver with no extra wiring or ESC modifications required, this plug-and-play design makes installation fast, clean, and hassle-free for racers, bashers, and trail builders alike.\u003c\/li\u003e\n\u003cli\u003eMachined from high-conductivity aluminum with a secure clamp mechanism, it maintains full contact with the motor can for efficient heat transfer, lowering operating temperatures and extending the life of your motor and ESC under demanding conditions.\u003c\/li\u003e\n\u003cli\u003eWhether you’re racing on hot pavement, bashing through dust, or crawling steep rock lines, this smart cooling system keeps your powertrain running cooler and more reliably—so you stay on the track longer and enjoy every minute behind the wheel.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e AllinRC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12 volts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum \u0026amp; Plastic Fans\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e AllinRC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Count:\u003c\/strong\u003e 1 Count\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AllinRC","offers":[{"title":"Default Title","offer_id":52158531567904,"sku":"B09KY887CM-color-red","price":23.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/7682\/9472\/files\/41JDCa7qfDL.jpg?v=1786081028","url":"https:\/\/tinyracer.com\/products\/aluminum-heat-sink-with-thermal-controlled-40mm-cooling-fan-for-42mm-brushless-motors-compatible-with-4268-4274-traxxas-arrma-1-8-1-10-scale-rc-cars-red-color-red","provider":"TinyRacer","version":"1.0","type":"link"}