The Raptor R5CAP is a PRO Series 4.0 Farad digital capacitor designed to stabilize voltage and improve performance in high-powered car audio systems. Built with a digital voltage monitor, low ESR design, and electronic protection circuitry, the R5CAP helps reduce voltage drops during heavy bass hits and demanding amplifier loads. Its nickel-plated terminals and high-voltage handling make it ideal for aftermarket amplifier systems requiring consistent power delivery and improved electrical stability Features & Highlights 4.0 Farad digital capacitor PRO Series design Integrated digital voltage monitor Helps stabilize voltage during amplifier demand spikes Reduces headlight dimming and voltage drops Electronic protection circuitry 20V working voltage 24V surge voltage capability Ultra-low ESR less than .002 ohm Nickel-plated terminals for improved conductivity Designed for high-power aftermarket amplifier systems Ideal for SPL and daily-driver audio systems Specifications Specification Details Product Type Car Audio Capacitor Manufacturer Raptor / Metra Model Number R5CAP Capacitance 4.0 Farad Voltage Monitor Digital Display Working Voltage 20V Surge Voltage 24V ESR Rating Less Than .002 Ohm Terminal Finish Nickel-Plated Electronic Protection Yes Application Car Audio Power Stabilization Installation Benefits Helps maintain stable voltage to amplifiers Can reduce dimming headlights during bass peaks Supports improved amplifier efficiency during transient loads Commonly used with high-output mono amplifiers and subwoofer systems Recommended for systems with large power demands and limited charging reserve