{"id":1290,"date":"2025-03-27T14:25:25","date_gmt":"2025-03-27T13:25:25","guid":{"rendered":"https:\/\/dev-site.se\/sutars.com\/?page_id=1290"},"modified":"2026-06-24T16:57:57","modified_gmt":"2026-06-24T14:57:57","slug":"switch-or-fuse","status":"publish","type":"page","link":"https:\/\/sutars.com\/en\/wired-inspired\/security-and-safety\/switch-or-fuse\/","title":{"rendered":"Switch or fuse?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1290\" class=\"elementor elementor-1290\" data-elementor-post-type=\"page\">\n\t\t\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-7e64e2f7 e-flex e-con-boxed e-con e-parent\" data-id=\"7e64e2f7\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-5db779ff e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"5db779ff\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d01b568 elementor-widget elementor-widget-heading\" data-id=\"d01b568\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Switch or fuse?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-97876f8 e-flex e-con-boxed e-con e-parent\" data-id=\"97876f8\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6ab233d5 elementor-widget__width-inherit elementor-widget elementor-widget-eael-breadcrumbs\" data-id=\"6ab233d5\" data-element_type=\"widget\" data-widget_type=\"eael-breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"eael-breadcrumbs\">\n\t\t\t<div class=\"eael-breadcrumbs__content\"><a href=\"https:\/\/sutars.com\/en\">Home<\/a> <span class=\"eael-breadcrumb-separator\">\/<\/span> <span class = \"eael-current\">Page<\/span><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-cc15d3e e-con-full e-flex e-con e-child\" data-id=\"cc15d3e\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1b904798 elementor-widget elementor-widget-heading\" data-id=\"1b904798\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">A small fuse can save the entire boat<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-78f1d9ca elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"78f1d9ca\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>If you have a charged, properly dimensioned battery bank and it gets short\u2011circuited, as much energy is released as if you were to set fire to a liter of gasoline. Every second.<\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-185019ad elementor-widget elementor-widget-text-editor\" data-id=\"185019ad\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Risk with electrical<\/strong> <strong>systems<br \/><\/strong>Modern electrical systems can deliver large amounts of energy. A healthy, properly dimensioned battery bank can, in case of a short circuit, release as much energy as if you set fire to a full liter of gasoline, every second. Then it\u2019s not the time to look for switches.<\/p><p><strong>Fuses solve the problem<\/strong><br \/>If the cables are properly fused, it\u2019s the fuse that burns out and breaks the circuit before anything else in the boat does. It may sound inconvenient, it may feel expensive, but compared to almost everything else on the boat, it\u2019s such a small cost that it\u2019s penny-wise and pound-foolish not to do it.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-5c6eb24 e-con-full e-flex e-con e-child\" data-id=\"5c6eb24\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-471b3f15 elementor-widget elementor-widget-image\" data-id=\"471b3f15\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch.png\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"Wiring diagram for charger and main switch\" data-elementor-lightbox-description=\"Clear Skyllermarks wiring diagram for battery system with charging, relay and safe main switch. Premium solution for reliable installation.\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTU3NDEsInVybCI6Imh0dHBzOlwvXC9zdXRhcnMuY29tXC9lblwvd3AtY29udGVudFwvdXBsb2Fkc1wvc2l0ZXNcLzZcLzIwMjZcLzA1XC9XaXJpbmctZGlhZ3JhbS1mb3ItY2hhcmdlci1hbmQtbWFpbi1zd2l0Y2gucG5nIn0%3D\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"666\" height=\"1024\" src=\"https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch-666x1024.png\" class=\"attachment-large size-large wp-image-15741\" alt=\"Skyllermarks wiring diagram with batteries, relay and main switch\" srcset=\"https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch-666x1024.png 666w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch-195x300.png 195w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch-768x1181.png 768w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch-998x1536.png 998w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch-1331x2048.png 1331w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch-300x462.png 300w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch-600x923.png 600w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/05\/Wiring-diagram-for-charger-and-main-switch.png 1406w\" sizes=\"(max-width: 666px) 100vw, 666px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-e92aea2 e-flex e-con-boxed e-con e-parent\" data-id=\"e92aea2\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-562ccc0 e-con-full e-flex e-con e-child\" data-id=\"562ccc0\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b81686a elementor-widget elementor-widget-heading\" data-id=\"b81686a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Using a main switch instead of a fuse is not recommended.<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b80a29 elementor-widget elementor-widget-text-editor\" data-id=\"0b80a29\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><style>\na {<br \/>    text-decoration: none;<br \/>    color: #464feb;<br \/>}<br \/>tr th, tr td {<br \/>    border: 1px solid #e6e6e6;<br \/>}<br \/>tr th {<br \/>    background-color: #f5f5f5;<br \/>}<br \/><\/style><\/p><div><div class=\"paragraph-in-scc-markdown-text ___1ngh792 ftgm304 f1iaxwol\"><p>If one chooses to have a main switch, it is important to choose one of <strong>good quality<\/strong> and maintain it properly.<\/p><p>It is important to check that the connections on the main switch do not corrode, as that causes voltage drop. So make a habit of checking and, if necessary, sanding away any corrosion every season.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-6380a32 e-con-full e-flex e-con e-child\" data-id=\"6380a32\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-484d364 elementor-widget elementor-widget-image\" data-id=\"484d364\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/sutars.com\/en\/wp-content\/uploads\/2025\/04\/huvudbrytare_on-1.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"huvudbrytare_on (1)\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTM1NywidXJsIjoiaHR0cHM6XC9cL3N1dGFycy5jb21cL2VuXC93cC1jb250ZW50XC91cGxvYWRzXC9zaXRlc1wvNlwvMjAyNVwvMDRcL2h1dnVkYnJ5dGFyZV9vbi0xLmpwZyJ9\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"380\" src=\"https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2025\/04\/huvudbrytare_on-1.jpg\" class=\"attachment-large size-large wp-image-1357\" alt=\"\" srcset=\"https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2025\/04\/huvudbrytare_on-1.jpg 811w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2025\/04\/huvudbrytare_on-1-300x142.jpg 300w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2025\/04\/huvudbrytare_on-1-768x365.jpg 768w, https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2025\/04\/huvudbrytare_on-1-600x285.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-2a6171e5 e-flex e-con-boxed e-con e-parent\" data-id=\"2a6171e5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f73198d elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"f73198d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">More tips &amp; tricks<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53c9405c elementor-grid-2 elementor-widget__width-inherit elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-widget elementor-widget-loop-grid\" data-id=\"53c9405c\" data-element_type=\"widget\" data-settings=\"{&quot;template_id&quot;:&quot;781&quot;,&quot;columns&quot;:2,&quot;_skin&quot;:&quot;post&quot;,&quot;columns_tablet&quot;:&quot;2&quot;,&quot;columns_mobile&quot;:&quot;1&quot;,&quot;edit_handle_selector&quot;:&quot;[data-elementor-type=\\&quot;loop-item\\&quot;]&quot;,&quot;row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"loop-grid.post\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-loop-nothing-found-message\">\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Home \/ Page A small fuse can save the entire boat If you have a charged, properly dimensioned battery bank and it gets short\u2011circuited, as much energy is released as if you were to set fire to a liter of gasoline. Every second. Risk with electrical systemsModern electrical systems can deliver large amounts of energy. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":559,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","editor_notices":[],"footnotes":""},"Pagecategories":[62],"class_list":{"0":"post-1290","1":"page","2":"type-page","3":"status-publish","5":"Pagecategories-sakerhet"},"acf":[],"meta_box":[],"_links":{"self":[{"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/pages\/1290","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/comments?post=1290"}],"version-history":[{"count":20,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/pages\/1290\/revisions"}],"predecessor-version":[{"id":15918,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/pages\/1290\/revisions\/15918"}],"up":[{"embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/pages\/559"}],"wp:attachment":[{"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/media?parent=1290"}],"wp:term":[{"taxonomy":"Pagecategories","embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/Pagecategories?post=1290"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}