{"product_id":"300a-heavy-duty-manual-reset-circuit-breaker","title":"300A Heavy duty Manual Reset Circuit Breaker","description":"\u003cp class=\"MsoNormal\"\u003eA 300A high-amp manual reset circuit breaker is a waterproof, surface-mount device for 12V-48V DC systems, designed to replace fuses in marine, RV, and automotive applications. It features a button to manually trip\/disconnect the circuit and a lever to reset it. It is ideal for protecting trolling motors and large audio systems. \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eKey Features \u0026amp; Installation\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\"\u003eOperating Voltage: 12V - 48V DC.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\"\u003eCapacity: 300 Amps.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\"\u003eInstallation: Mounts on a panel or firewall. Connect the battery side to the power source and the \"AUX\" side to the accessory.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\"\u003eReset Mechanism: If the circuit breaks, push the lever back in to reset.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\"\u003eManual Disconnect: Press the button to trip the breaker manually for maintenance.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\"\u003eConnections: Uses M6 or 3\/8\" studs. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003eImportant Notes\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eSafety: The device is designed to prevent damage from power surges.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eContinuous Load: While rated for 300A, some models may perform best at lower continuous loads to avoid overheating.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eEnvironment: Typically rated IP67 for water resistance, suitable for engine compartments. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003eOperating Instructions\u003c\/p\u003e\n\u003col style=\"margin-top: 0in;\" start=\"1\" type=\"1\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo3; tab-stops: list .5in;\"\u003eTo Trip: Press the button. The lever will pop out.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo3; tab-stops: list .5in;\"\u003eTo Reset: Push the lever back in until it locks. \u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Samaria Aus Pty Ltd – Caravan Electrical","offers":[{"title":"Default Title","offer_id":45555431833657,"sku":"SAM1055","price":67.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/6265\/2473\/files\/20260227_150918.png?v=1772408561","url":"https:\/\/samaria.com.au\/products\/300a-heavy-duty-manual-reset-circuit-breaker","provider":"Samaria Aus Pty Ltd – Caravan Electrical","version":"1.0","type":"link"}