Kicker 46DB4 Distribution Block (2) 1/0-8AWG in, (4) 4-8AWG out DB4

The DB4 is a brass power distribution block that takes two 1/0 to 8 gauge inputs and splits them to four 4 to 8 gauge outputs. It is the part that keeps a multi-amplifier install clean: one heavy cable runs from the battery, and the block divides it into individual protected runs at the amplifier rack.

Versa-Gauge connection points are what set it apart from a generic block. The wire receptacles accept a range of cable sizes without adapters or reducers, so a 1/0 input and an 8 gauge output can share the same block without stacking spacers or shaving strands off a cable end. Oversized convex screws bite across the full face of the conductor for a connection that stays tight through vibration and heat cycling.

Solid brass construction carries current with low resistance and resists corrosion better than plated steel hardware. A negative-post adapter collar locks into place for a tight grip on ground-side connections, so the same block can be used on both power and ground distribution.

The result is an install that looks intentional and stays reliable: fewer splices, no butt connectors carrying high current, and each amplifier fed from a defined point. For any system running two or more amplifiers, distribution blocks are how the wiring stays serviceable years after the install.