The Rockford Fosgate RFD4 car audio power distribution block is designed to efficiently distribute power to multiple amplifiers in a vehicle’s audio system. With one 1/0 or 4 Gauge input and three 4 or 8 Gauge outputs, this block is perfect for complex car audio setups. Constructed from 100% solid brass with platinum plating, the RFD4 offers superior corrosion resistance and durability. Its flexible design allows for use with various wire sizes, and it exceeds American Wire Gauge standards. As an authorized Rockford Fosgate dealer, we guarantee authenticity.
Product Highlights
- 1/0 or 4 Gauge input with 3 x 4/8 Gauge outputs
- 100% solid brass construction with platinum plating
- Durable and corrosion-resistant design
- Suitable for complex car audio systems with multiple amplifiers
- Flexible design accommodates different wire sizes





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