1Heavy Duty: Maximum voltage 48V Dc, maximum continuous current 300A. Large current, modular box design, easy wiring configuration. 2Fine Workmanship: The base is made of nylon and glass fiber, with excellent mechanical strength and durability. The distribution block is made of brass and zinc plated, strong and rust resistant. 3Barrier Free Wiring: The distribution block can be used to customize the vehicle or relocate batteries.. The wiring is convenient and unobstructed. 4Detachable Windows: 6pcs detachable Windows are designed, which can be removed as needed to reasonably adapt to the lines inside the vehicles or boats. 5Widely Used: Power distribution busbar can be widely used for 12V?48V cars, trucks, Rvs, yachts, boats and other industrial equipment.