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Rockford Fosgate® Prime Marine 400 Watt Full-Range Class-D 4-Channel Amplifier-M400-4D

Model #: M400-4D
379438
Rockford Fosgate
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.

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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
Specifications

Misc. Specs

ColorWhite
Depth (in.)9.10
Width (in.)6.77
Height (in.)1.97
Preamp Outputs1
Amplifier ClassClass D
Amplifier Output (Watts)400
Bluetooth CapableNo
Amplifier Channels4
Rms Power Handling200
Manufacturer Warranty2 Year
Impedance2 - 4 Ohms
Water ResistantNo
Speaker Level InputNo
Shallow MountNo
Digital InputNo
Number Of Outputs4
Minimum Impedance Unbridged2 Ohm
CollectionPrime
Number Of Inputs2
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