Memphis Audio MXA850.5M Marine 100x4 + 450x1 5-Channel Amplifier



Memphis Xtreme Audio amplifiers are designed to withstand the elements and wet environments. Unlike traditional amplifiers, these amps boast conformal circuit boars, sealed controls and upgraded terminals and wiring. MXA amplifiers will perform in your truck, jeep, boat, side-by-side or wherever else you need a rugged durable amplifier that boast solid power.

Memphis Xtreme Audio amplifiers are water and element resistant and designed for use in the harshest conditions. Whether you need power to kick sound from a wake tower or want to keep the party going at the dunes, these amplifiers are engineered to withstand anything you throw at them.


  • Water and element resistant conformal coated circuit board
  • Efficient class D design
  • Variable bass boost (MXA600.1M & MXA850.5M)
  • Remote level control included (MXA600.1M)
  • Cabin/tower/sub 3 channel remote included MXA850.5)
  • Subsonic filter
  • Bright blue Memphis LED accent strip
  • Waterproof control cover

Product Highlight:

  • RMS POWER 4Ω (w) 60 x 4 + 175 x 1
  • RMS POWER 2Ω (w) 100 x 4 + 300 x 1
  • RMS POWER 1Ω (w) 450 x 1
  • Bridged/Mono Power 4Ω (w) 200 x 2 + N/A
  • THD% 4Ω <1%
  • Frequency Response 10Hz - 45kHz
  • Dimensions L x W x H 13.4 x 6.10 x 2.16
  • Warranty (years) 2 Year
  • Input Range 110mV - 8V
  • Recommended Amp Kit
  • 4GKIT
Feature 1:
Water and element resistant conformal coated circuit board
Feature 2:
Efficient class D design
Feature 3:
Remote level control included (MXA600.1M)
Feature 4:
Subsonic filter
Feature 5:
Waterproof control cover
Manufacturer SKU:
6.82 lbs

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