{"product_id":"12v-battery-disconnect-switch-led-voltage-display","title":"12V Battery Disconnect Switch with LED Voltage Display","description":"\u003ch2\u003e12V Battery Disconnect Switch with LED Digital Voltage Display\u003c\/h2\u003e\n\u003cp\u003eKeep your vehicle, boat, or RV electrical system safe and secure with this heavy-duty \u003cstrong\u003e12V Battery Disconnect Switch\u003c\/strong\u003e. Built from high-quality brass and ABS, this top-post kill switch features a built-in LED digital voltage display so you can monitor your battery status at a glance — anytime, anywhere.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED Digital Voltage Display:\u003c\/strong\u003e Real-time battery voltage readout (5–80V DC) — no more guessing your battery status. The display draws zero power when the switch is in the OFF position, so your battery stays protected.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop Post On\/Off Switch:\u003c\/strong\u003e Simple 2-position (ON\/OFF) operation with a 250A DC continuous rating, 1000A DC cranking, and 2-way circuit type. Supports operating voltages from 12V to 48V.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Installs on the negative terminal of the battery. Comes with a negative battery clamp and tapered post for a quick, secure, and hassle-free setup.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuperior Build Quality:\u003c\/strong\u003e Constructed from durable ABS plastic and copper battery clamp with a tapered post for excellent electrical conductivity and long-lasting reliability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Ideal for cars, marine vessels, boats, RVs, campers, travel trailers, trucks, ATVs, battery banks, and other DC-powered equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Protection:\u003c\/strong\u003e Safely isolates the electrical system to prevent excessive discharge when your vehicle or boat is not in use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass + ABS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 13.5 cm (5.31 in)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScrew Diameter:\u003c\/strong\u003e Imperial 3\/8\" (~9.525 mm \/ 0.38 in)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Current:\u003c\/strong\u003e 12V, 300A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay Voltage Range:\u003c\/strong\u003e 5–80V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 12–48V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContinuous Rating:\u003c\/strong\u003e 250A DC | Cranking: 1000A DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Polarity:\u003c\/strong\u003e Negative or Positive pole options\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1x Battery Disconnect Switch with LED Digital Voltage Display\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/ccb-flat-round-spacer-beads-diy-jewelry-making\"\u003e4\/6mm CCB Flat Round Spacer Beads DIY Jewelry Making 100-200pcs\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/round-aluminum-wire-diy-jewelry-making-1mm-3mm\"\u003eRound Aluminum Wire 1mm–3mm | DIY Jewelry Making Wire\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage systems is this battery disconnect switch compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This battery disconnect switch is compatible with DC systems ranging from 12V to 48V, making it suitable for cars, boats, RVs, ATVs, trucks, campers, and battery banks. The LED digital display reads voltages from 5V to 80V DC.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the LED voltage display drain the battery when the switch is off?\u003c\/h4\u003e\n\u003cp\u003eA: No — when the switch is in the OFF position, the LED digital voltage display draws zero power from the battery. This means you can safely isolate your battery without any parasitic drain from the display.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the rated current capacity of this battery disconnect switch?\u003c\/h4\u003e\n\u003cp\u003eA: This switch is rated at 300A at 12V, with a continuous DC rating of 250A and a cranking rating of 1,000A DC, making it robust enough for automotive, marine, and heavy-duty applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this battery disconnect switch easy to install?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — it comes with a negative battery clamp and a tapered post for straightforward installation on the negative terminal of your battery. The design is engineered for quick and simple setup compared to traditional battery switches.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage systems is this battery disconnect switch compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This battery disconnect switch is compatible with DC systems ranging from 12V to 48V, making it suitable for cars, boats, RVs, ATVs, trucks, campers, and battery banks. 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