Rockford Fosgate RFK4X 4 AWG Complete Installation Kit

Rockford Fosgate RFK4X 4 AWG Complete Installation Kit is a complete wiring bundle for high-current car audio builds, pairing heavy-gauge power and ground with signal wiring and protection components. It includes power, ground, speaker wire, RCA, remote wire, fuse protections, and termination hardware for a ready-to-install system.

• Power wire: 17 ft of 4 AWG (21.1 mm²) copper with 1,862 strands for flexibility and durability in high-current runs.
• Ground wire: 3 ft of 4 AWG copper to provide a solid chassis ground and low-impedance return path.
• Speaker wire: 30 ft of 16 AWG (1.31 mm²) with 65 strands per conductor for reliable speaker connections.
• RCA cable: 1 × 16 ft twisted pair RCA for signal interconnection between head unit and amplifier.
• Remote wire: 20 ft of remote turn-on wire to properly drive the amplifier from the head unit.
• Fuse protection: Maxi fuse holder and 100 Amp fuse for primary electrical protection of the installation.
• Conductor material: 100% Pure Crystal-Oxygen Free Copper (PC-OFC) for good conductivity.
• Termination hardware: Includes appropriate wire termination hardware for secure, reliable connections.
• Warranty: 1 Year warranty on the kit.
• Kit designation: Battery PWR/GND Gauge 4 AWG; Amplifier PWR/GND Gauge 4 AWG; Fuse Type MAXI; Speaker Wire Gauge 16 AWG; Fuse Size 100 Amp; Dual Amp Installation Kit: No.

The RFK4X is designed for single-amp installations that require robust power and clean signal flow, delivering complete wiring and protection in one package. It includes all major components needed to wire a high-current setup from battery to amp, with dedicated fusing and termination hardware, backed by Rockford Fosgate’s 1-year warranty.