Feature 1Heavy-duty BusBars provide a robust means toconnect (bus) together the multitude of large cables found in modern electrical installations. 2Highest amperage rated bus bar (300A) with 3/8inch terminal studs. 3They offer unrivaled flexibility to meet the requirements of any installation, saving significant cost and space. Features: Heavy-duty BusBars provide a robust means toconnect (bus) together the multitude of large cables found in modern electrical installations. Highest amperage rated bus bar (300A) with 3/8inch terminal studs. They offer unrivaled flexibility to meet the requirements of any installation, saving significant cost and space. The Power Distribution Block Busbar Max Voltage: 48V DC. The power distribution block Busbar is useful for customizing vehicles or relocating batteries. Applicable to car, trucks, RVs, marine, boats and other industrial equipment. Specifications: Base& Cover Material: Nylon, Glass Fiber Reinforc and PC Voltage MAX. Operating: 48V DC Continuous Rating: 300A Bus Material: Plate with Nickel Copper Size: 103* 50*55mm Teminal Stud Size: 4 X 3/8inch Package Size: 11*6*8.5cm Package Weight: 310g Package List: 1* 300A Power Distribution Block Bus Bar Package List 1* 300A Power Distribution Block Bus Bar