{"product_id":"kacola-500a-battery-disconnect-switch-12-36v-lockable-cut-off-5000a-surge-corrosion-resistant","title":"KACOLA 500A Battery Disconnect Switch 12–36V — Lockable Cut-Off, 5000A Surge, Corrosion-Resistant","description":"\u003cstrong\u003eKACOLA's 500A High Current Battery Disconnect Switch is a heavy-duty, lockable cut-off device that isolates 12–36V battery systems to protect electronics and prevent drain.\u003c\/strong\u003e\n\n\u003cp\u003eThis compact, marine-grade switch provides a reliable way to interrupt battery power for trucks, RVs, boats and other vehicles where safety, theft prevention and battery maintenance matter. Built to handle continuous loads up to 500 amps and short surges to 5000 amps, it uses two 10mm threaded studs for straightforward wiring and replaces part number 20247.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this switch improve safety and protect my electrical system?\u003c\/h3\u003e\n\u003cp\u003eBy creating a positive mechanical break in the battery circuit, the KACOLA disconnect stops current flow when you need it off. The fixed-cast handle locks through a panel hole to avoid accidental toggles, and corrosion-resistant metals maintain a secure connection even in damp or salty environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrevents parasitic drain when vehicle is stored\u003c\/li\u003e\n  \u003cli\u003eStops accidental shorts and isolates electronics during maintenance\u003c\/li\u003e\n  \u003cli\u003eLockable handle prevents unauthorized use or tampering\u003c\/li\u003e\n  \u003cli\u003eWaterproof metal and copper parts resist corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it work with my vehicle or boat and how hard is installation?\u003c\/h3\u003e\n\u003cp\u003eThe switch is compatible with 12–36V systems and fits many use cases from cars and trucks to RVs, yachts, golf carts and agricultural machinery. Installation is simple: attach battery negative cables to the two 10mm studs and secure with the supplied nuts; most DIYers can complete the job using basic tools.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks on 12V, 24V and 36V systems\u003c\/li\u003e\n  \u003cli\u003eTwo threaded studs accept standard battery cable terminations\u003c\/li\u003e\n  \u003cli\u003eReplace part number 20247 without rewiring major harnesses\u003c\/li\u003e\n  \u003cli\u003eIncludes wiring diagram in images for reference\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the electrical ratings and durability features?\u003c\/h3\u003e\n\u003cp\u003eThe KACOLA unit is rated for continuous currents up to 500A and can withstand instantaneous inrushes up to 5000A, making it suitable for heavy-starting loads. Constructed from waterproof metal and copper components, it’s designed to resist corrosion and maintain performance in harsh or humid conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContinuous rating: 500 amps\u003c\/li\u003e\n  \u003cli\u003eInstantaneous rating: 5000 amps\u003c\/li\u003e\n  \u003cli\u003eRugged fixed-cast handle for long-term durability\u003c\/li\u003e\n  \u003cli\u003eSealed materials to reduce moisture-related failures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the lock-out feature work and why is it useful?\u003c\/h3\u003e\n\u003cp\u003eThe handle is designed to pass through a lock hole in your panel, allowing you to secure the switch in the off position with a padlock or similar device. This prevents accidental reactivation and gives a visible deterrent to unauthorized use, ideal for stored vehicles or shared fleets.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHandle locks to panel via lock hole\u003c\/li\u003e\n  \u003cli\u003eSimple padlock compatibility for secure isolation\u003c\/li\u003e\n  \u003cli\u003eVisible physical indicator that battery is disconnected\u003c\/li\u003e\n  \u003cli\u003eUseful for theft prevention and maintenance lock-out\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The KACOLA 500A Battery Disconnect Switch is aimed at boat owners, RV and truck operators, fleet managers, contractors and anyone who needs a robust, easy-to-install way to isolate battery power. If you require high current handling, corrosion resistance and a lockable safety feature for storage or servicing, this switch is a practical upgrade over standard battery terminals.\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 voltage and current can this switch handle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The switch supports 12–36V systems, continuous current up to 500A, and instantaneous surges up to 5000A.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the switch myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It uses two 10mm studs for battery cable attachment and comes with wiring guidance suitable for most DIY installations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KACOLA","offers":[{"title":"Default Title","offer_id":55165645259095,"sku":"B0CNT7RMW9","price":35.09,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/kacola-front-panel-switch_jpg.jpg?v=1790356878","url":"https:\/\/britishgarage.co.uk\/products\/kacola-500a-battery-disconnect-switch-12-36v-lockable-cut-off-5000a-surge-corrosion-resistant","provider":"British Garage","version":"1.0","type":"link"}