{"product_id":"blue-sea-systems-7185-285-series-48v-dc-thermal-circuit-breaker-70a-surface-mount-trip-free","title":"Blue Sea Systems 7185 285-Series 48V DC Thermal Circuit Breaker, 70A Surface-Mount Trip-Free","description":"\u003cp\u003e\u003cstrong\u003eBlue Sea Systems 7185 is a surface-mounted thermal circuit breaker that combines a manual switch with automatic trip protection for 48V DC systems up to 70A.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact 285-series breaker is designed for medium-duty marine and mobile power applications where space, reliability and simple installation matter. It functions as both a switch and a protective device, with a visible trip lever, ignition protection, and water resistance so it can be mounted in many onboard locations. Built with user-friendly terminal studs and protective terminal caps, the 7185 is especially suited for windlass, electric winch and general DC circuit service.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this breaker protect my 48V DC circuit?\u003c\/h3\u003e\n\u003cp\u003eThe thermal element inside senses excess current and trips the breaker to interrupt power, while the mechanism also serves as a manual on\/off switch. If a fault occurs the trip-free design prevents the handle from being held on, ensuring the circuit remains open until the issue is resolved.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThermal trip responds to prolonged overloads rather than brief surges\u003c\/li\u003e\n  \u003cli\u003eVisible lever indicates a tripped condition for quick diagnosis\u003c\/li\u003e\n  \u003cli\u003eTrip-free mechanism prevents bypassing the protective function\u003c\/li\u003e\n  \u003cli\u003eRated for 48V DC, continuous service up to 70A\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere can I mount the 7185 and how do I connect it?\u003c\/h3\u003e\n\u003cp\u003eThe breaker is surface-mounted with terminal studs on the face for straightforward wiring and secure connections. Terminal caps are supplied to reduce accidental contact and lower the risk of shorts from loose or nearby conductors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSurface-mount design for bulkheads, panels, or equipment frames\u003c\/li\u003e\n  \u003cli\u003eFace-mounted studs simplify routing and torque access\u003c\/li\u003e\n  \u003cli\u003eConnected caps protect terminals from contact and stray wires\u003c\/li\u003e\n  \u003cli\u003eWater resistant and ignition protected for engine-room use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this product suitable for marine windlass and winch systems?\u003c\/h3\u003e\n\u003cp\u003eYes — the 7185 is specifically made to serve medium-duty applications such as windlasses and electric winches where manual control and dependable overload protection are needed. Its construction supports repeated switching and robust performance under typical marine loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMedium-duty rating aligns with common windlass and winch currents\u003c\/li\u003e\n  \u003cli\u003eManual switch function enables convenient on\/off control at the helm or deck\u003c\/li\u003e\n  \u003cli\u003eVisible trip lets operators quickly see faulted circuits\u003c\/li\u003e\n  \u003cli\u003eIgnition protection allows installation near gasoline-engine spaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and replacement compatibility should I expect?\u003c\/h3\u003e\n\u003cp\u003eBlue Sea Systems backs this breaker with a five-year warranty to support long-term installation confidence. The 7185 is a drop-in replacement for the earlier 185 series, allowing upgrades without rewiring in many setups.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFive-year limited warranty from Blue Sea Systems\u003c\/li\u003e\n  \u003cli\u003eDirect replacement compatibility with 185-series breakers\u003c\/li\u003e\n  \u003cli\u003eTerminal stud layout designed for common panel footprints\u003c\/li\u003e\n  \u003cli\u003eServiceable design simplifies swap-outs and maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The 7185 285-Series thermal breaker is aimed at boat owners, marine electricians, and mobile-power technicians who need a reliable, easy-to-install 48V DC protective switch for medium-duty loads like windlasses, winches, battery banks and accessory circuits. If you want clear trip indication, ignition protection for engine-room placement, and terminal protection to reduce shorts, this breaker offers a practical combination of switching and safety backed by a five-year warranty.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the 7185 be installed in an engine room?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 7185 is ignition protected and water resistant, allowing installation in gasoline engine rooms where approved.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this a direct replacement for older 185-series breakers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 7185 is a drop-in replacement for the 185 series and uses the same mounting and terminal layout in most installations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":48079811707038,"sku":"B005CRV794","price":86.31,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/blue-sea-systems-7185-front-face.jpg?v=1785771433","url":"https:\/\/northtrailauto.ca\/products\/blue-sea-systems-7185-285-series-48v-dc-thermal-circuit-breaker-70a-surface-mount-trip-free","provider":"North Trail Auto","version":"1.0","type":"link"}