Rockford Fosgate Prime Marine Amplifier 400W, 4 Channel

Durable marine-grade 4-channel amplifier with high efficiency Class-D power

Built for the harshest environments, the Prime M400-4D is a high-efficiency 4-channel Class-D amplifier designed specifically for marine and powersport applications. Delivering 400 watts of clean, reliable power, this compact amp features a marine-grade epoxy-coated PCB and a cast aluminium heatsink for maximum durability. Its efficient Class-D design draws less current from your system, making it ideal for extended adventures on the water or trail.

• 400 Watt Class-D 4-channel amplifier
• Marine-grade 2-part epoxy coated PCB for superior protection
• Built-in Punch EQ with +18dB boost @ 45Hz
• Tri-stage protection against thermal, over-current, and short circuits
• 2/4 channel input switch for flexible installation
• 12dB/octave Butterworth crossover for precise sound control
• 4-gauge power and ground connectors for stable performance
• Cast aluminium heatsink for efficient cooling
• Top-mounted controls for easy adjustment
• Backed by a 2-Year Warranty