M400-4D Prime Marine 400 Watt Full-Range Class-D 4-Channel Amplifier
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.
The 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
138 Watts x 4 @ 2-Ohm
255 Watts x 2 @ 4-Ohm Bridged
(RMS Continuous Power)
100 Watts x 4 @ 2-Ohm
200 Watts x 2 @ 4-Ohm Bridged
Rear Channels: Variable 50Hz – 500Hz @ 12dB/octave
(5cm x 17.20cm x 23.10cm)
75% @ 2-Ohm
75W x 4 @ 4Ω
(Sum of Rated Power)