Rockford Fosgate M400-4D Marine Prime 400W Full-Range Class D 4 Ch Amplifier

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  • Regular price $299.99
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The M400-4D is a 400 watt 4 channel high efficiency Class-D marine amplifier featuring a marine grade PC board, on-board Punch EQ, variable crossover and tri-state protection circuits.

  • 12dB/octave Butterworth crossover
  • 2/4 channel input switch
  • 4 gauge power/ground connectors
  • Cast aluminum heatsink
  • Top mounted controls
  • Marine grade 2-part epoxy coated PCB
  • On-board Punch EQ with +18dB boost @ 45Hz
  • Tri-stage protection covers thermal, over-current and short circuits
  • 1 year standard warranty