• Suncoast Marine and Auto offers DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm [MP.4A]
  • Suncoast Marine and Auto offers DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm [MP.4A]
  • Suncoast Marine and Auto offers DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm [MP.4A]
  • Suncoast Marine and Auto offers DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm [MP.4A]
  • Suncoast Marine and Auto offers DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm [MP.4A]
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DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm (MP.4A)

DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm (MP.4A)

$96.99
$179.95 $96.99
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Authentic, brand-new, and backed by full manufacturer warranty as an Authorized Dealer

Product Description

DS18 MP.4A Full-Range 4-Channel Class D Amplifier (MP.4A)

Conquer the toughest environments with the DS18 MP.4A, a rugged 4-channel Class D amplifier built for marine, powersports, and all-weather adventures. Encased in a striking brushed red aluminum chassis, this compact powerhouse delivers crystal-clear, full-range audio while withstanding water, dust, vibrations, and corrosive salt spray—ensuring your soundtrack never skips a beat on dusty trails or open waves.

Key Features:

  • Robust Power Output: 4 x 40W RMS @ 4-Ohm (480W peak total) for dynamic, distortion-free sound across all frequencies, with 80% efficiency and a damping factor of 200 for tight, responsive bass.
  • Weatherproof Durability: IP55-rated waterproofing and salt/fog protection make it ideal for harsh outdoor use, from off-road ATVs to boat decks.
  • Effortless Installation: Ultra-compact design fits virtually anywhere; includes a direct power harness for quick, hassle-free setup without complex wiring.
  • Superior Audio Performance: 20Hz-20kHz frequency response, 82dB signal-to-noise ratio, and just 0.1% THD for clean, immersive listening; fixed 2.5V low-level inputs ensure reliable connectivity.

Specifications:

Category Details
Amplifier Class Digital (D)
Channels 4 (Full-Range)
RMS Power @ 4-Ohm 4 x 40W
Peak Power 480W
Frequency Response 20Hz - 20kHz
Signal-to-Noise Ratio 82dB
Total Harmonic Distortion (THD) 0.1%
Efficiency @ 4-Ohm 80%
Damping Factor 200
Input Range 2.5V (Fixed Low-Level)
Waterproof Rating IP55 (with Salt/Fog Protection)
Dimensions Compact (exact size not specified; fits tight spaces)
Operating Voltage 10-15V DC (standard automotive/marine)

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

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