The Hertz HCP 4D is a compact Class D 4-channel car amplifier designed for high power multiway systems. It delivers combined output up to 1160W RMS and supports selectable mono operation for subwoofer integration or bridged two channel use.

Built with high quality components, the HCP 4D includes a complete and bypassable crossover system and dual input options including Speaker-In and RCA-In for compatibility with most head units. Thermal management routes heat to the heat sink and dissipates through the amplifier sides to support continuous operation.