🔌 Power Up Your Adventures with Spartan! Prevents overcharging and short circuits, ensuring a smooth ride. Crafted with care in Reno, Nevada, trusted by professionals and DIY enthusiasts alike. Simple installation and operation—connect and go! Protects any 12V battery, keeping it charged and ready for action. Run two batteries simultaneously, ensuring you're always ready for the road ahead. 140A Power Capacity Dual Battery Support Easy Installation The Spartan Power Smart Dual Battery Isolator is a high-performance voltage-sensitive relay designed for 12V systems, capable of handling up to 140A. It allows for simultaneous battery operation, ensuring optimal charge management and safety for various vehicles, including vans, trucks, RVs, and boats. Easy to install and made in the USA, this isolator is a reliable choice for anyone looking to enhance their vehicle's power management.