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Rockford Fosgate® Prime Marine 400 Watt Full-Range Class-D 4-Channel Amplifier
At a Glance
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.
Proposition 65 Warning for California Residents
General Specs
| Color | White |
|---|---|
| Depth (in.) | 9.10 |
| Width (in.) | 6.77 |
| Height (in.) | 1.97 |
| Preamp Outputs | 1 |
| Amplifier Class | Class D |
| Amplifier Output (Watts) | 400 |
| Bluetooth Capable | No |
| Amplifier Channels | 4 |
| Impedance | 2 - 4 Ohms |
| Manufacturer Warranty | 2 Year |
| RMS Power Handling (Watts) | 200 |
| Water Resistant | No |
| Digital Input | No |
| Shallow Mount | No |
| Speaker Level Input | No |
| Number Of Outputs | 4 |
| Minimum Impedance Unbridged | 2 Ohm |
| Collection | Prime |
| Number Of Inputs | 2 |
Rockford Fosgate® Prime Marine 400 Watt Full-Range Class-D 4-Channel Amplifier
Model #: M400-4D
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At a Glance
Get to know this product.
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
CE Compliant
This product fulfills all essential safety and environmental requirements as defined in the European Directives (768/2008 EC).
Element Ready™ - Amps
These amplifiers are protected against Dust, UV, Corrosion, and feature Stainless hardware.
Full Range Class-D
A full-range version of the Class-D topology which is a high efficiency amplifier design that reduces current consumption from the charging system.
CEA-2006 Compliant
Power ratings on Rockford Fosgate amplifiers conform to CEA-2006 industry standards. These guidelines mean your amplifier's output power ratings are REAL POWER numbers, not inflated marketing ratings.
Useful Documents
Proposition 65 Warning for California Residents