{"product_id":"kacola-500a-battery-disconnect-switch-12-36v-lockable-high-current-cut-off-corrosion-resistant","title":"KACOLA 500A Battery Disconnect Switch 12–36V — Lockable High-Current Cut-Off, Corrosion-Resistant","description":"\u003cp\u003e\u003cstrong\u003eThe KACOLA 500A High Current Battery Disconnect Switch is a heavy-duty, lockable master cut-off that isolates 12–36V battery systems and safely handles continuous 500A with surge capacity to protect electronics and prevent battery drain.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, marine-grade switch gives you a simple, reliable way to disconnect battery power for maintenance, storage, or emergency isolation. Built from corrosion-resistant metal and copper internals, it replaces common part number 20247 and is designed for demanding environments where vibration, moisture, and heavy current are factors.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this switch protect my vehicle or boat electronics?\u003c\/h3\u003e\n\u003cp\u003eBy physically interrupting the battery negative feed, the switch prevents parasitic drains, accidental shorts, and unwanted power flow while you’re working on electrical systems. The lock-out handle reduces the chance of unintentional reconnection during service.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInstantaneous current rating up to 5000A to tolerate short surge events\u003c\/li\u003e\n  \u003cli\u003eContinuous rating of 500A for high-drain systems like winches and inverters\u003c\/li\u003e\n  \u003cli\u003eLockable handle secures the open position during maintenance\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant materials protect internal contacts in wet conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I install the KACOLA switch myself?\u003c\/h3\u003e\n\u003cp\u003eYes — the unit is designed for straightforward installation with two 10mm threaded studs that accept standard battery cable terminals and nuts. Basic hand tools are typically all you need, and a wiring diagram is shown in the product images to guide placement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo 10mm studs for easy connection of negative battery cables\u003c\/li\u003e\n  \u003cli\u003eMounts into a panel with a lock-out plate for secure fastening\u003c\/li\u003e\n  \u003cli\u003eSimple on\/off operation — no complex wiring required for basic use\u003c\/li\u003e\n  \u003cli\u003eSuitable for 12V to 36V systems used in vehicles and marine craft\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat environments and vehicles is this switch suited for?\u003c\/h3\u003e\n\u003cp\u003eManufactured with sealed metal housing and copper conductors, this disconnect switch tolerates humid, marine, and off-road conditions. It’s appropriate for recreational and commercial platforms where reliable high-current switching is required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended for RVs, yachts, boats, and marine applications\u003c\/li\u003e\n  \u003cli\u003eFits trucks, heavy equipment, tractors, and agricultural machinery\u003c\/li\u003e\n  \u003cli\u003eWorks with golf carts, cars, and other 12–36V electric systems\u003c\/li\u003e\n  \u003cli\u003eDurable handle and sealing limit corrosion and mechanical wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this switch handle heavy loads like winches or multiple batteries?\u003c\/h3\u003e\n\u003cp\u003eYes — the 500A continuous rating covers most high-demand accessories and multi-battery setups when properly sized and installed. The high instantaneous rating helps the switch survive the inrush currents associated with motors and charging events.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e500A continuous current rating for demanding accessories\u003c\/li\u003e\n  \u003cli\u003e5000A instantaneous\/surge capacity to absorb brief spikes\u003c\/li\u003e\n  \u003cli\u003eRobust copper contacts to reduce voltage drop under load\u003c\/li\u003e\n  \u003cli\u003eUse appropriate cable gauge and fusing per system requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The KACOLA 500A Battery Disconnect Switch is aimed at DIYers, fleet operators, mariners, and RV owners who need a dependable, heavy-duty means to isolate batteries for safety, storage, or service. If you operate high-current accessories, maintain vehicles or boats, or require a secure lock-out for electrical work, this switch provides a rugged, easy-to-install solution that replaces standard 20247-style cut-offs.\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: What voltages and currents does this switch support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports 12–36V systems, 500A continuous current, and up to 5000A instantaneous surge capacity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the switch require professional installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Most users can install it with basic tools using the two 10mm studs and provided wiring guidance; professional help is optional.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KACOLA","offers":[{"title":"Default Title","offer_id":48085575893150,"sku":"B0CNT7RMW9","price":34.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/kacola-switch-front-panel-view.jpg?v=1785873736","url":"https:\/\/northtrailauto.ca\/products\/kacola-500a-battery-disconnect-switch-12-36v-lockable-high-current-cut-off-corrosion-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}