{"product_id":"12-48v-power-cut-master-isolator-300a-battery-disconnect-switch-for-cars-rvs-boats-negative-on-off-battery-isolator","title":"General Motors Battery Isolator Switch, 12-48V 300A, Negative On Off","description":"\u003cdiv\u003e\n\u003ch2\u003eMain Description\u003c\/h2\u003e\n\u003cp\u003eThe General Motors Battery Isolator Switch from Hulit is a compact, heavy‑duty solution designed to protect your GM electrical system and simplify maintenance. With a negative‑on\/off design and a robust build of metal and plastic, this switch provides reliable, quick isolation of the vehicle battery at 12–48V DC and up to 300A. It helps prevent parasitic battery drain when the vehicle is parked, safeguards sensitive electronics during servicing, and makes it easy to disconnect power without tools. Its durable construction and proven electrical specs ensure dependable performance even in demanding automotive environments.\u003c\/p\u003e\n\u003cp\u003eKey benefits include a strong, corrosion‑resistant contact surface, excellent insulation characteristics, and a long service life, making it suitable for daily use in General Motors vehicles and compatible systems. Whether you’re outfitting a classic GM car, a truck, or a fleet vehicle, this isolator switch provides a safe, straightforward way to manage your battery power and protect your investment.\u003c\/p\u003e\n\u003cp\u003eAll electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty. At intercyprus.com since 2002 — trusted for quality and reliability.\u003c\/p\u003e \u003ch3\u003eBenefits \u0026amp; Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffortless seasonal storage:\u003c\/strong\u003e switch off the battery when the vehicle will sit for extended periods to prevent parasitic drain and extend battery life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe maintenance workflow:\u003c\/strong\u003e quickly isolate the power source before mechanic work or electrical diagnostics to protect you and the vehicle’s electronics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple GM integration:\u003c\/strong\u003e designed for General Motors models, offering a straightforward, negative‑ground isolation point without complex wiring.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Hulit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Type:\u003c\/strong\u003e General Motors Battery Isolator Switch (Negative On\/Off)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Automotive Electrical Accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated voltage:\u003c\/strong\u003e 12–48V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 300A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplicable model:\u003c\/strong\u003e General Motors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact resistance:\u003c\/strong\u003e 50 mΩ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation resistance:\u003c\/strong\u003e 100 MΩ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation strength:\u003c\/strong\u003e 1500 V \/ 1 min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Metal + plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 13.1 (length) × 5.4 (width) cm (approx.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.24 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent continuity:\u003c\/strong\u003e 300A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService life:\u003c\/strong\u003e ~10,000 cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e as shown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage includes:\u003c\/strong\u003e 1 X Stream Power Switch\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 X Stream Power Switch\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWarnings \/ Reminders\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDue to different measurement methods, the product size may vary slightly from the listed value.\u003c\/li\u003e\n\u003cli\u003eDue to display differences, the product color may appear slightly different from the image.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Compliance:\u003c\/strong\u003e All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eTrust statement:\u003c\/em\u003e At intercyprus.com since 2002 — trusted for quality and reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"InterCyprus Trading Ltd","offers":[{"title":"300A","offer_id":52351568380246,"sku":"1005009232424718-300A","price":46.47,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0530\/0604\/1274\/files\/S71d4a5c1def3476990fa18a0022b2794t.webp?v=1768723479","url":"https:\/\/www.intercyprus.com\/products\/12-48v-power-cut-master-isolator-300a-battery-disconnect-switch-for-cars-rvs-boats-negative-on-off-battery-isolator","provider":"InterCyprus Trading Ltd","version":"1.0","type":"link"}