{"product_id":"300a-mega-fuse-style-ceramic-fuse-and-holder","title":"300A – MEGA Fuse Style Ceramic Fuse and Holder","description":"\u003ch2\u003e📝 300A – MEGA Fuse Style Ceramic Fuse and Holder\u003c\/h2\u003e\n\u003cp\u003eDesigned for high-demand power systems, the \u003cstrong\u003e300A MEGA-style ceramic fuse and holder kit\u003c\/strong\u003e delivers dependable high-current circuit protection in demanding environments. Built to High Rupturing Capacity (HRC) standards, it provides fast, controlled disconnection during overloads or short circuits—protecting batteries, cabling, and critical electrical equipment.\u003c\/p\u003e\n\u003cp\u003eSupplied as a matched fuse and holder set, this kit ensures correct alignment, reduced contact resistance, and long-term reliability across marine, mobile, and off-grid installations.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e⭐ Essential Benefits\u003c\/h3\u003e\n\u003cp\u003e• \u003cstrong\u003eHigh-interrupt ceramic fuse design\u003c\/strong\u003e – safely isolates faults in high-current electrical systems\u003cbr\u003e• \u003cstrong\u003eMatched fuse and holder kit\u003c\/strong\u003e – ensures secure mounting and consistent electrical contact\u003cbr\u003e• \u003cstrong\u003eVibration-resistant centre-bolted terminals\u003c\/strong\u003e – ideal for mobile, marine, and off-road use\u003cbr\u003e• \u003cstrong\u003eHigh rupturing capacity\u003c\/strong\u003e – rated to interrupt up to 10kA for maximum system protection\u003cbr\u003e• \u003cstrong\u003eExcellent thermal stability\u003c\/strong\u003e – ceramic construction resists heat and electrical stress\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e⚙️ Functionality\u003c\/h3\u003e\n\u003cp\u003e• \u003cstrong\u003eRapid fault isolation\u003c\/strong\u003e – protects battery banks and high-load circuits from damage\u003cbr\u003e• \u003cstrong\u003eLow contact resistance\u003c\/strong\u003e – holder design minimises voltage drop and heat build-up\u003cbr\u003e• \u003cstrong\u003eStable performance under sustained load\u003c\/strong\u003e – suitable for continuous high-current operation\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e🔌 Applications\u003c\/h3\u003e\n\u003cp\u003e• Caravan and RV electrical systems\u003cbr\u003e• Marine battery banks and onboard electronics\u003cbr\u003e• Off-grid solar and battery installations\u003cbr\u003e• Industrial machinery and control equipment\u003cbr\u003e• Mobile workshops and overland vehicles\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e📊 Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Rating\u003c\/td\u003e\n\u003ctd\u003e300A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Type\u003c\/td\u003e\n\u003ctd\u003eMEGA-style ceramic fuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e250V AC \/ 250V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterrupting Rating\u003c\/td\u003e\n\u003ctd\u003e10kA @ 250V AC\/DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eØ23mm × 28mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eCeramic fuse body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eUL, GB 13539 “aR”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eTime-Current Characteristics (UL, In \u0026gt; 30A):\u003c\/strong\u003e\u003cbr\u003e• 1×In – Min 4h\u003cbr\u003e• 1.35×In – Max 1h\u003cbr\u003e• 2×In – Max 240s\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTime-Current Characteristics (GB 13539 “aR”, In ≥ 6A):\u003c\/strong\u003e\u003cbr\u003e• 4×In – Min 10ms \/ Max 10s\u003cbr\u003e• 10×In – Max 30ms\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e📦 What’s Included\u003c\/h3\u003e\n\u003cp\u003e• 1 × 300A MEGA-style ceramic fuse\u003cbr\u003e• 1 × Heavy-duty MEGA fuse holder\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e🚀 Our Promise\u003c\/h3\u003e\n\u003cp\u003eOrder today for same-day dispatch and explore our full range of off-grid accessories.\u003c\/p\u003e","brand":"Campervan Builders","offers":[{"title":"Default Title","offer_id":50902098051378,"sku":"CVB-CERAMIC-FUSE-300","price":35.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/7692\/6258\/files\/mega-ceramic-fuse-300a-holder-battery-circuit-protection.webp?v=1770688919","url":"https:\/\/campervanbuilders.com.au\/products\/300a-mega-fuse-style-ceramic-fuse-and-holder","provider":"Campervan Builders","version":"1.0","type":"link"}