Marine 280W 4 Channel Class D Full-Range Amplifier

CelsusSKU: MRA-470D

Sale price£199.99


The MRA-470D is a state-of-the-art amplifier designed to deliver great performance from a small 203 x 89mm/ 8" x 3.5" footprint.

Built with precision and durability in mind, the MRA-470D delivers powerful and distortion-free audio performance while being completely impervious to water and moisture. Its robust construction and advanced waterproofing technologies make it resistant to splashes, spray, and even full submersion, allowing you to enjoy your music worry-free on the open water.

MRA-470D boasts fully variable high pass and low pass crossovers enabling it to drive loudspeakers in a variety of configurations. A versatile and powerful amplifier to sit at the heart of your audio system.

  • IPX7 waterproof
  • Compact
  • Bridgeable
  • Use on a boat, jetski or off-road vehicle


  • RMS Power @ 14.4V
    • 70W x 4 @ 4Ω
    • 90W x 4 @ 2Ω
    • 200W x 2 @ 4Ω Bridged
  • Output Channels: 4
  • Voltage (V): 12
  • Class: D
  • Waterproof Rating: IPX7
  • Filter:
    • High-Pass
    • Low-Pass
  • Fuse Rating (A): 40
  • Height (cm): 3.8
  • Width (cm): 20.3
  • Depth (cm): 8.9

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