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Rockford Fosgate Amplifiers
Rockford Fosgate Car audio and Marine Audio amplifiers offer the very best sound quality.
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Rockford Fosgate M400-4D 400 Watt Full-Range Marine Class-D 4-Chanel Amplifier$331.99Out of stock- 400 Watt 4-channel high efficiency Class-D amplifier specifically designed for Marine and Power-sports applications
- 75 Watts x 4 @ 4-Ohm
- Pulse Width Modulated MOSFET power supply
- Variable 12dB/octave Butterworth crossover
- 2/3/4 channel operation
- 4 Gauge power / ground connectors
- Cast aluminum heatsink for effective heat dissipation
- Tri-stage protection that covers thermal, over-circuit and short circuits
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