Feature 1Impact resistant snapon plastic cover, with high power inline fuses between the distribution block and your amps included. 2Accept 1x0GA(1GA) input and 4GAx4 wire outputs, better to solve your problems and protect your vehicle audio system. 3Run up to four 4gauge wires to your amplifiers, can also be used to combine the ground wires of multiple amplifiers to a single. 4Extensively suitable for auto, car, boat or other vehicles audio system, more better meet your different needs. 5Sophisticated production, with good performance and higher working efficiency, brings you more convenience.Item Type: Power Distribution BlockMaterial: ABS + MetalType: 1 x 0GA/1GA input, 4 x 4GA outputThe 4-way power distribution block allows you to connect up to four amplifiers to one power supply. The main input allows you to connect 1/0 Gauge wires from the battery to the module, and you can connect up to four 4-Gauge wires to your amplifier. You also need to place an online fuse between the distribution block and the amplifier. It can also be used to combine the ground wires of multiple amplifiers into one ground point.Application: Suitable for auto, car, boat or other vehicles. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Power Distribution Block