Feature 13 way power distributor, designed for high performance by the best industry experts, provides complete protection for your car's audio system. 2The 3way power distribution block allows you to connect as many as three amplifiers to a single power source. 3The main input allows you to connect 4 or 1/0 gauge wires from the battery to the module, and up to three 4 or 8 gauge wires to the amplifier. 4You also need to place a in-line fuse between the distribution block and the amplifier. 5It can also be used to combine the ground wires of multiple amplifiers to a single grounding point. 6The cover is made of high strength, nonperishable industrialgrade plastic, which is durable to use. 7Wide application, suitable for auto, boat or other vehicles, protect your audio system.Condition: 100% Brand NewItem Type: Power Distribution BlockColor: As picture shownScrew-down Wire ClampsPower/Ground Distribution BlockInput: Accepts 1/0 or 4-Gauge WireOutputs: Accepts 4 or 8-Gauge WireImpact Resistant Snap-on Plastic CoverPlatinum-Plated for Corrosion Resistance100% Solid Brass Construction and High QualityType: 1 Way In 3 Ways Out design power distributorElectrical Connection: 0GA/2GA/4GA X 1 Input, 4GA X 1+8GA X 2 Output .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 List2 x Power Distribution BlockNoteFor your vehicle's protection, an inline fuse holder between the distribution block and your vehicles battery is required.