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.
Prime M400-4D amplifier is a 400 Watt 4-channel high efficiency Class-D
amplifier specifically designed for Marine and Powersport applications.
The amplifier features a Marine grade PC Board, and the Class-D circuit
topology is so efficient, it consumes much less current from your
charging system over traditional Class-A/B amplifiers.
- 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.
- 2 Year Warranty