{"product_id":"300amp-circuit-breaker-3pack","title":"300Amp Circuit Breaker - 3 Pack","description":"\u003ch2\u003e300Amp Circuit Breaker - Pack of 3\u003c\/h2\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent Rating: 300 Amps\u003c\/li\u003e\n\u003cli\u003eVoltage Range: DC 12V - 48V\u003c\/li\u003e\n\u003cli\u003eTrip Mechanism: Thermal\u003c\/li\u003e\n\u003cli\u003eReset Type: Manual push-button reset switch; also functions as a master disconnect\u003c\/li\u003e\n\u003cli\u003eHousing: High-temperature rated, water-resistant enclosure\u003c\/li\u003e\n\u003cli\u003eTerminals: #10-32 stainless steel threaded studs\u003c\/li\u003e\n\u003cli\u003eMounting: Surface mount with two mounting holes\u003c\/li\u003e\n\u003cli\u003eQuantity: Includes three individual 300A circuit breakers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReplaces \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCan be used as a direct replacement for Bussmann CB285-300 and CB185-300\u003c\/li\u003e\n\u003cli\u003eInterchangeable with Blue Sea Systems 7189 and 187-Series 300A breakers\u003c\/li\u003e\n\u003cli\u003eReplaces similar style surface-mount, manual reset breakers used in automotive and marine applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for high-current DC electrical systems\u003c\/li\u003e\n\u003cli\u003eAutomotive: Car audio amplifiers, secondary battery systems\u003c\/li\u003e\n\u003cli\u003eMarine: Trolling motors, anchor winches, bow thrusters\u003c\/li\u003e\n\u003cli\u003eRecreational Vehicles (RV): Inverter connections, battery banks, solar charge controllers\u003c\/li\u003e\n\u003cli\u003eIndustrial: Heavy equipment, DC motor circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eExisting breaker fails to trip during an overcurrent or short-circuit event\u003c\/li\u003e\n\u003cli\u003eBreaker trips repeatedly under a known, safe load (nuisance tripping)\u003c\/li\u003e\n\u003cli\u003eThe manual reset lever or button is physically broken or will not stay engaged\u003c\/li\u003e\n\u003cli\u003eVisible signs of heat damage, melting, or cracks in the housing\u003c\/li\u003e\n\u003cli\u003eTerminals are heavily corroded, preventing a secure electrical connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDisconnect the main power source (battery negative terminal) before beginning installation\u003c\/li\u003e\n\u003cli\u003eInstall the breaker as close to the power source as possible for maximum protection\u003c\/li\u003e\n\u003cli\u003eUse correct wire gauge (AWG) rated for 300A to prevent wire overheating\u003c\/li\u003e\n\u003cli\u003eEnsure all cable lug connections are clean and torqued securely to the studs\u003c\/li\u003e\n\u003cli\u003eMount in a location that provides protection from direct, high-pressure water spray and excessive engine heat\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BlueStarsParts","offers":[{"title":"Default Title","offer_id":45371213185213,"sku":"AZ00102922","price":39.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2576\/7548\/files\/AZ00102922_1_b63206bc-0d77-4406-b5c4-f0ffd53be26f.jpg?v=1762246260","url":"https:\/\/bluestarsparts.com\/products\/300amp-circuit-breaker-3pack","provider":"BlueStars Parts","version":"1.0","type":"link"}