{"product_id":"blue-sea-80a-285-series-surface-mount-thermal-circuit-breaker","title":"Blue Sea 80A 285-Series Surface Mount Thermal Circuit Breaker","description":"\u003ch2\u003eHeavy-Duty 80A DC Circuit Protection and Switching for Harsh Environments\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eBlue Sea 285-Series 80A Surface Mount Thermal Circuit Breaker\u003c\/strong\u003e is a robust dual-purpose device engineered to provide dependable overcurrent protection and manual circuit switching in one compact unit. Designed specifically for demanding marine, RV, caravan, and off-grid \u003cstrong\u003eDC electrical systems\u003c\/strong\u003e, this \u003cstrong\u003e80A circuit breaker\u003c\/strong\u003e eliminates the inconvenience of carrying and replacing blown fuses while safeguarding your high-draw wiring and appliances against thermal overload and short circuits.\u003c\/p\u003e\u003cp\u003eWhether you are wiring a dual-battery system in a 4WD, protecting an inverter circuit in a camper trailer, or upgrading a marine distribution panel, the 285-Series delivers consistent, professional-grade performance across 12V, 24V, and up to 48V DC applications.\u003c\/p\u003e\u003ch3\u003eEngineered for Marine Safety and Weather Resistance\u003c\/h3\u003e\u003cp\u003eElectrical components installed in boats, caravans, and commercial vehicles are routinely exposed to moisture, vibration, and corrosive elements. This \u003cstrong\u003emarine circuit breaker\u003c\/strong\u003e features a weather-resistant construction that protects internal mechanisms against water and dust ingress, ensuring reliable operation in exposed mounting locations such as battery boxes, engine bays, and exterior lockers.\u003c\/p\u003e\u003cp\u003eCrucially for marine applications, the unit is fully ignition protected and complies with \u003cstrong\u003eSAE J1171\u003c\/strong\u003e external ignition protection requirements. This makes it completely safe for installation aboard petrol-powered vessels and in compartments where flammable fumes or gases may be present, actively reducing the risk of accidental spark ignition compared to standard automotive protection devices.\u003c\/p\u003e\u003ch3\u003eIntuitive Operation and Trip-Free Security\u003c\/h3\u003e\u003cp\u003eTroubleshooting electrical faults in poorly lit spaces is simplified thanks to the high-visibility yellow reset lever and red manual trip button. When an overcurrent event occurs, the yellow lever drops down to provide an immediate, unmistakable mechanical indication of the open circuit status. To isolate the circuit for maintenance or storage, simply press the red trip button to manually disconnect power.\u003c\/p\u003e\u003cp\u003eFor enhanced system safety, the internal mechanism utilises a \u003cstrong\u003etrip-free design\u003c\/strong\u003e. This ensures that the circuit breaker cannot be manually held in the closed (on) position while a fault condition or overcurrent event persists, preventing catastrophic wire damage and thermal runaway.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Function Design:\u003c\/strong\u003e Combines reliable 80A thermal overcurrent protection and manual on\/off switching into a single compact unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAE J1171 Ignition Protected:\u003c\/strong\u003e Safe for installation in enclosed engine compartments and aboard petrol-powered marine vessels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion-Resistant Hardware:\u003c\/strong\u003e Equipped with heavy-duty M6 stainless steel terminal studs that ensure high conductivity and resist seizing in salt-air environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Terminal Insulation:\u003c\/strong\u003e Flexible rubber protective caps sit over the terminal studs to insulate live connections against accidental short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip-Free Mechanism:\u003c\/strong\u003e Prevents the circuit from being forced closed during an active fault condition, protecting downstream cabling and equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple Surface Mounting:\u003c\/strong\u003e Integrated mounting holes allow for straightforward, secure attachment to flat panels, bulkheads, or battery enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplication Guidelines and System Integration\u003c\/h3\u003e\u003cp\u003eThe surface-mount form factor and protective terminal boots make this unit an ideal drop-in upgrade for older fuse blocks or unsealed breakers. The M6 terminal studs comfortably accommodate heavy-duty ring terminals, ensuring a low-resistance connection capable of handling continuous 80A loads.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eOperational Note: While this unit functions effectively as a manual disconnect switch for standard loads, do not use the circuit breaker as a switch where high inrush currents are expected, as repeated high-inrush switching can degrade the internal contacts over time.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eUpgrade Your DC Circuit Protection Today\u003c\/h3\u003e\u003cp\u003eSecure your boat, caravan, or off-grid power setup with industry-standard electrical protection. Order the Blue Sea 285-Series 80A Surface Mount Thermal Circuit Breaker today for safe, resettable, and compliant DC power management.\u003c\/p\u003e","brand":"Blue Sea","offers":[{"title":"Default Title","offer_id":43631595323453,"sku":"BS-7186B","price":71.05,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/3918\/3933\/files\/blue-sea-80a-surface-mount-thermal-circuit-breaker-bs-7186b.png?v=1792904676","url":"https:\/\/www.solar4rvs.com.au\/products\/blue-sea-80a-285-series-surface-mount-thermal-circuit-breaker","provider":"Solar 4 RVs","version":"1.0","type":"link"}