{"product_id":"daiertek-12v-waterproof-fuse-relay-box-12-ato-atc-fuses-4-relay-pre-wired-harness-splash-resistant","title":"DAIERTEK 12V Waterproof Fuse Relay Box — 12 ATO\/ATC Fuses, 4-Relay Pre-Wired Harness, Splash-Resistant","description":"\u003cp\u003e\u003cstrong\u003eDAIERTEK Waterproof 12V Fuse Relay Box is a pre-wired ATO\/ATC fuse block with 12 fuse slots and four relay sockets, built to protect and organize 12V automotive and marine electrical systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, splash-proof relay and fuse panel combines 12 ATC\/ATO blade fuses with four 4-pin relay positions and a color-coded, pre-wired harness to simplify installation and improve reliability in cars, trucks, boats, and custom 12V projects. The enclosure’s dual-cover design and rugged construction reduce exposure to moisture, dust, vibration, and salt spray, while the included fuses and heavy-gauge wiring support common accessory loads without complicated wiring work.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the DAIERTEK relay box simplify wiring for my vehicle or boat?\u003c\/h3\u003e\n\u003cp\u003eInstallation is faster because the unit comes pre-wired with color-coded leads and a harness ready for common 12V accessories. You avoid running separate fuse holders and relay wiring individually.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes 12 ATC\/ATO blade fuses: 2×10A, 2×15A, 2×20A, 2×25A, 4×30A.\u003c\/li\u003e\n  \u003cli\u003eFour pre-wired 4-pin relay sockets with dedicated wire colors for quick identification.\u003c\/li\u003e\n  \u003cli\u003e12 AWG wire on the high-power side for safer current handling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fuse relay box stand up to marine or harsh outdoor conditions?\u003c\/h3\u003e\n\u003cp\u003eThe DAIERTEK box is designed with a splash-resistant top and bottom cover to limit water and dust ingress in challenging environments. Its sealed housing and anti-aging approach help protect connections from moisture, salt spray and vibration that commonly cause electrical faults.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDual covers to reduce splash and particle entry.\u003c\/li\u003e\n  \u003cli\u003eDurable materials and closed enclosure minimize corrosion risks.\u003c\/li\u003e\n  \u003cli\u003eReduced exposure extends component life in marine and off-road use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich circuits and accessories can I power with this 12V fuse block?\u003c\/h3\u003e\n\u003cp\u003eThe box accommodates a mix of accessory loads—lights, pumps, horns, fans, and other 12V devices—using the included assortment of fuses and relay positions. Choose fuse ratings to match each accessory’s current draw and use relays for higher-draw or switched loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable for lighting, auxiliary pumps, stereo amps (with proper fuse selection), and more.\u003c\/li\u003e\n  \u003cli\u003eRelays provide safe switching for higher-current accessories.\u003c\/li\u003e\n  \u003cli\u003eOrganizes multiple circuits to keep wiring neat and serviceable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I maintain and troubleshoot the DAIERTEK fuse relay box?\u003c\/h3\u003e\n\u003cp\u003eMaintenance is straightforward: inspect fuses, relays, and wire terminations periodically for corrosion or looseness. Replace blown fuses with the same ATO\/ATC rating and check relay operation by swapping with a known-good relay if needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eKeep covers closed to maintain splash protection.\u003c\/li\u003e\n  \u003cli\u003eReplace fuses with identical amperage values only.\u003c\/li\u003e\n  \u003cli\u003eUse the color-coded wiring to trace circuits quickly during troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The DAIERTEK Waterproof 12V Fuse Relay Box is aimed at DIYers, installers, and fleet technicians who need a tidy, reliable solution to manage multiple 12V circuits without complex wiring. It suits auto and marine enthusiasts adding lights, pumps, or accessories, plus professionals building or repairing systems that require robust, pre-wired protection and convenient relay switching. If you want to reduce installation time, centralize fusing, and protect wiring from harsh conditions, this unit provides a practical, serviceable foundation for 12V electrical setups.\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: Does the box include fuses and relays?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It ships with 12 ATO\/ATC blade fuses (2×10A, 2×15A, 2×20A, 2×25A, 4×30A). Relays are supported in four 4-pin sockets but may not be included depending on the package.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this unit suitable for saltwater environments?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The splash-proof enclosure and anti-aging design reduce corrosion risk, making it appropriate for marine use when mounted and maintained correctly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DAIERTEK","offers":[{"title":"Default Title","offer_id":48085813559454,"sku":"B0GGHBWLRK","price":49.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/daiertek-front-view-closed-panel.jpg?v=1785877779","url":"https:\/\/northtrailauto.ca\/products\/daiertek-12v-waterproof-fuse-relay-box-12-ato-atc-fuses-4-relay-pre-wired-harness-splash-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}