{"product_id":"bussmann-cb185-80-waterproof-80a-flush-mount-circuit-breaker-push-to-trip-ignition-protected","title":"Bussmann CB185-80 Waterproof 80A Flush Mount Circuit Breaker — Push‑to‑Trip, Ignition‑Protected","description":"\u003cp\u003e\u003cstrong\u003eThe Bussmann CB185-80 is a waterproof, flush-mount 80‑amp manual‑reset circuit breaker with a push‑to‑trip master disconnect, designed for trucks, RVs, buses and marine accessory circuits.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for demanding vehicle and marine electrical systems, this Type III high‑amp breaker delivers protected, resettable overload protection in a sealed package. The unit fits flush into panels, uses 1\/4‑28 threaded studs with SEMS nuts for fast installation, and meets ignition‑protection requirements for many battery charging and accessory circuits.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the CB185-80 perform in wet or outdoor environments?\u003c\/h3\u003e\n\n\u003cp\u003eThe CB185-80 features a sealed waterproof housing engineered to keep moisture and contaminants away from internal contacts, providing reliable operation in damp, marine or exposed vehicle locations. The robust enclosure and corrosion‑resistant hardware help maintain consistent performance where other components might fail.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSealed waterproof case for splash and condensation resistance\u003c\/li\u003e\n  \u003cli\u003eCorrosion‑resistant studs and installed SEMS nuts\u003c\/li\u003e\n  \u003cli\u003eDesigned for marine and outdoor vehicle use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation and wiring details should I expect?\u003c\/h3\u003e\n\n\u003cp\u003eThis breaker installs quickly using its flush‑mount design and 1\/4‑28 threaded studs, with SEMS nuts included. The push‑to‑trip button is accessible from the flush surface so you can manually disconnect the circuit without removing the unit from the panel.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFlush mount for neat panel installation\u003c\/li\u003e\n  \u003cli\u003e1\/4‑28 threaded studs compatible with standard ring\/bootlace terminals\u003c\/li\u003e\n  \u003cli\u003eSEMS nuts preinstalled to simplify wiring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this breaker work with multi‑battery charging systems and isolators?\u003c\/h3\u003e\n\n\u003cp\u003eYes — the CB185 series is commonly used in auxiliary and charging circuits where battery isolators manage multiple battery banks. The CB185-80’s ignition‑protected design and 42 Vdc rating make it suitable for many charging and accessory circuits, offering resettable protection without replacing fuses.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComplies with ignition‑protection expectations for vehicle systems\u003c\/li\u003e\n  \u003cli\u003eRated 80 A at 42 Vdc for high‑current accessory circuits\u003c\/li\u003e\n  \u003cli\u003eManual reset allows quick restoration after an overload event\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the push‑to‑trip master disconnect benefit everyday use?\u003c\/h3\u003e\n\n\u003cp\u003eThe push‑to‑trip button provides a convenient way to kill power to the protected circuit without removing fuses or isolating the battery. It's useful for maintenance, storage, or when you need to ensure accessories remain off during long periods of inactivity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActs as an accessible master disconnect for the protected circuit\u003c\/li\u003e\n  \u003cli\u003eQuick manual reset restores power after fault correction\u003c\/li\u003e\n  \u003cli\u003eFlush access keeps panels clean and prevents accidental trips\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Bussmann CB185-80 is intended for installers, fleet technicians, RV owners, and marine electricians who need a compact, high‑amp resettable breaker for accessory and charging circuits. If you want a durable, waterproof solution with a flush appearance, push‑to‑trip convenience, and compatibility with multi‑battery systems, this breaker is a practical choice.\u003c\/p\u003e\n\n\u003cp\u003eIncluded: one CB185-80 unit and an instruction guide. Bussmann’s long history in fuse and circuit protection manufacturing and Eaton’s product network support reliable sourcing and application guidance for vehicle and marine electrical installations.\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: Is the CB185-80 suitable for marine use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The CB185-80 has a sealed waterproof housing and corrosion‑resistant hardware designed for marine accessory and charging circuits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What terminals and hardware are included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The breaker uses 1\/4‑28 threaded studs with SEMS nuts preinstalled for straightforward wiring and mounting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Bussmann","offers":[{"title":"Default Title","offer_id":55166123606359,"sku":"B001PTBVLW","price":36.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/bussmann-cb185-80-front-flush-mount.jpg?v=1790363663","url":"https:\/\/britishgarage.co.uk\/products\/bussmann-cb185-80-waterproof-80a-flush-mount-circuit-breaker-push-to-trip-ignition-protected","provider":"British Garage","version":"1.0","type":"link"}