{"product_id":"blue-sea-3002-battery-switch-hd-selector","title":"Blue Sea 3002 HD Battery Switch","description":"\u003ch2\u003eBlue Sea 3002 — Heavy-Duty Battery Selector Switch\u003c\/h2\u003e\u003cp\u003eClassic four-position battery selector switch for dual-battery van, RV, and marine builds. Manual control over which battery (or both) is powering your loads.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 positions:\u003c\/strong\u003e OFF \/ Battery 1 \/ Battery 2 \/ Both\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e350A continuous, 700A intermittent rating\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternator field disconnect\u003c\/strong\u003e (optional wiring) protects alternator when switch is turned off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface mount\u003c\/strong\u003e with red handle for visibility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL-recognized\u003c\/strong\u003e and marine-rated\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-battery van builds:\u003c\/strong\u003e isolate starter battery from house bank when parked\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmergency kill switch:\u003c\/strong\u003e one-motion shutoff of all DC electrics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService mode:\u003c\/strong\u003e disconnect the entire system when working on wiring\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eDesigning a dual-battery system?\u003c\/strong\u003e Use our free \u003ca href=\"\/pages\/system-build-helper\"\u003eSystem Build Helper\u003c\/a\u003e to plan your starter-plus-house electrical layout, including where the selector switch fits.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":51785425944708,"sku":"3002","price":166.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/3968\/9348\/files\/20233XL.jpg?v=1776877064","url":"https:\/\/trailvault.co\/products\/blue-sea-3002-battery-switch-hd-selector","provider":"TrailVault","version":"1.0","type":"link"}