{"product_id":"blue-sea-st-blade-water-resistant-fuse-block","title":"Blue Sea ST-Blade Water-Resistant Fuse Block","description":"\u003ch2\u003eCompact 4-Circuit Protection for Harsh Marine and Automotive Environments\u003c\/h2\u003e\u003cp\u003eManaging electrical circuits in exposed environments requires hardware that can withstand moisture, vibration, and corrosion. The \u003cstrong\u003eBlue Sea ST-Blade Water-Resistant Fuse Block\u003c\/strong\u003e delivers reliable 4-circuit protection specifically engineered for marine vessels, 4WDs, caravans, and outdoor utility vehicles. Unlike standard open-chassis fuse holders that leave delicate electrical connections exposed to the elements, this enclosed block shields your wiring against water ingress, salt spray, and dust, reducing the risk of short circuits and premature voltage drop.\u003c\/p\u003e\u003ch3\u003eEngineered for Durability and Maximum Conductivity\u003c\/h3\u003e\u003cp\u003eAt the core of the BS-5056B is a precision-engineered bus and fuse clip system constructed from \u003cstrong\u003etin-plated copper\u003c\/strong\u003e. While bare copper oxidises rapidly in humid or coastal environments, tin plating provides exceptional resistance to corrosion while maintaining high electrical conductivity. This ensures stable power delivery to your critical onboard electronics, lighting, and accessories without the heat build-up associated with inferior alloys.\u003c\/p\u003e\u003cp\u003eTo maintain its protective seal in custom setups, the unit comes supplied with three specialised wire plugs. If your installation requires fewer than four active circuits, these plugs insert directly into the unused wire entry ports, preserving the water-resistant integrity of the enclosure until you are ready to expand your system.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Circuit Protection:\u003c\/strong\u003e Accepts standard ATO and ATC fast-acting blade fuses as well as compatible ATO\/ATC-style low-profile circuit breakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine-Grade Construction:\u003c\/strong\u003e Tin-plated copper busses and fuse clips offer superior conductivity and long-term corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomisable Water Resistance:\u003c\/strong\u003e Includes three cavity plugs to seal unused ports when fewer than four loads are connected.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStraightforward Termination:\u003c\/strong\u003e Designed for standard ring or spade terminals, allowing secure connections across a wide range of wire gauges using everyday crimping tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular Nesting Design:\u003c\/strong\u003e Interlocks neatly with other ST-Blade Water-Resistant Fuse Blocks and Water-Resistant 100A Bus Bars to create a consolidated, space-saving power distribution hub.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Organisation:\u003c\/strong\u003e Features four write-on circuit labels for clear identification, plus dedicated storage inside the protective cover for a spare fuse and mounting fastener.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eStreamlined Installation and Maintenance\u003c\/h3\u003e\u003cp\u003eWhether you are wiring a boat helm, fitting out a 4WD canopy, or installing auxiliary power in a camper trailer, space is often limited. The modular housing is designed to nest seamlessly alongside compatible Blue Sea Systems bus bars and fuse blocks. This interlocking capability reduces complex interconnecting wiring and keeps your electrical board tidy and accessible.\u003c\/p\u003e\u003cp\u003eTroubleshooting in the field is also simplified. The protective cover features built-in storage for a spare fuse and fastener, ensuring you have backup components immediately on hand when needed. Combined with the four included write-on labels, identifying and servicing a blown circuit in low-light conditions is fast and straightforward.\u003c\/p\u003e\u003cp\u003e\u003cem\u003ePlease note: Fuses and circuit breakers are sold separately, allowing you to select the exact amperage ratings required for your specific loads.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eUpgrade Your Electrical Distribution\u003c\/h3\u003e\u003cp\u003eProtect your auxiliary accessories from moisture and corrosion with a purpose-built distribution block. Add the Blue Sea ST-Blade Water-Resistant Fuse Block to your setup today for a clean, modular, and dependable wiring installation.\u003c\/p\u003e","brand":"Blue Sea","offers":[{"title":"Default Title","offer_id":43631525888061,"sku":"BS-5056B","price":109.13,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/3918\/3933\/files\/blue-sea-st-blade-water-resistant-fuse-block-bs-5056b.jpg?v=1792905949","url":"https:\/\/www.solar4rvs.com.au\/products\/blue-sea-st-blade-water-resistant-fuse-block","provider":"Solar 4 RVs","version":"1.0","type":"link"}