{"product_id":"bussmann-80a-waterproof-flush-mount-circuit-breaker-cb185-80-ignition-protected-manual-reset","title":"Bussmann 80A Waterproof Flush-Mount Circuit Breaker CB185-80 — Ignition-Protected, Manual Reset","description":"\u003cp\u003e\u003cstrong\u003eThe Bussmann CB185-80 is an 80‑amp, Type III flush‑mount waterproof circuit breaker with a push‑to‑trip master disconnect designed for trucks, RVs, buses and marine auxiliary systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis sealed, high‑amp manual‑reset breaker is built to protect accessory and auxiliary circuits where reliable overcurrent protection and a convenient shutoff are required. Rated 80 A at 42 Vdc, the CB185-80 combines a low‑profile flush mounting with 1\/4‑28 threaded studs and installed SEMS nuts for straightforward wiring. Its ignition‑protected design and durable housing make it suitable for demanding mobile and marine environments.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the CB185-80 keep my vehicle or boat circuits safe?\u003c\/h3\u003e\n\u003cp\u003eThe CB185-80 interrupts excessive current to prevent wiring or equipment damage while staying compliant with common ignition protection standards. It’s a manual reset device that trips under fault conditions and requires a deliberate push to restore power, reducing the chance of auto‑reclosure after an unsafe event.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e80 A continuous rating at 42 Vdc for heavy accessories\u003c\/li\u003e\n  \u003cli\u003eIgnition protection per SAE J1171 for many vehicle\/marine systems\u003c\/li\u003e\n  \u003cli\u003eManual reset prevents automatic re‑energizing after a trip\u003c\/li\u003e\n  \u003cli\u003ePush‑to‑trip button serves as an accessible master disconnect\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation and connection details should I know?\u003c\/h3\u003e\n\u003cp\u003eThe CB185-80 is a flush‑mount unit sized for panel installation where a low profile is desirable. It includes SEMS nuts already installed on the 1\/4‑28 threaded studs to speed installation and reduce the need for separate hardware.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFlush mount form factor for neat panel integration\u003c\/li\u003e\n  \u003cli\u003e1\/4‑28 threaded studs with installed SEMS nuts for quick wiring\u003c\/li\u003e\n  \u003cli\u003eSealed housing to resist moisture in marine and outdoor uses\u003c\/li\u003e\n  \u003cli\u003eIncludes unit and instruction guide for correct wiring and panel cutout\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this breaker work with multi‑battery charging or isolator systems?\u003c\/h3\u003e\n\u003cp\u003eYes—its construction and ignition protection make the CB185-80 suitable for battery charging circuits and isolator setups commonly found in multi‑battery installations. Use it to protect the charging path or accessory feeds where you need a high‑amp rated, ignition‑protected device.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with battery isolator configurations and charging systems\u003c\/li\u003e\n  \u003cli\u003eType III rating appropriate for auxiliary\/accessory circuits\u003c\/li\u003e\n  \u003cli\u003eSealed design helps maintain performance in damp compartments\u003c\/li\u003e\n  \u003cli\u003eManual reset simplifies troubleshooting after a fault\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Bussmann CB185-80 suits professionals and DIYers installing or upgrading auxiliary electrical systems in trucks, buses, RVs and boats who need a reliable, ignition‑protected 80 A breaker with a convenient flush‑mount master disconnect. It’s ideal when you require a rugged, moisture‑resistant breaker with easy panel mounting and ready‑to‑use connection hardware. Sold individually and backed by Bussmann’s long history in circuit protection, this breaker provides a practical solution for demanding mobile power applications.\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 waterproof for marine use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The CB185-80 has a sealed waterproof housing suitable for damp marine and outdoor environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this breaker require a special nut for installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. It ships with 1\/4‑28 threaded studs and installed SEMS nuts, ready for wiring.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Bussmann","offers":[{"title":"Default Title","offer_id":48086110863518,"sku":"B001PTBVLW","price":41.15,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/bussmann-cb185-front-panel.jpg?v=1785885133","url":"https:\/\/northtrailauto.ca\/products\/bussmann-80a-waterproof-flush-mount-circuit-breaker-cb185-80-ignition-protected-manual-reset","provider":"North Trail Auto","version":"1.0","type":"link"}