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Memphis Audio Xtreme 850W 5-Channel Marine Amplifier

Model #: MXA850.5M
Memphis Audio
At a Glance

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.

Available in Store Only
$649.99Save $NaN

Get to know this product.

  • 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


RMS POWER 4O (w)60 x 4 + 175 x 1
RMS POWER 2O (w)100 x 4 + 300 x 1
RMS POWER 1O (w)450 x 1
Bridged/Mono Power 4O (w)200 x 2 + N/A
THD% 4O<1%
Frequency Response10Hz - 45kHz
Dimensions L x W x H13.4 x 6.10 x 2.16
Input Range110mV - 8V
Recommended Amp Kit4GKIT

Misc. Specs

Depth (in.)13.4
Width (in.)6.1
Height (in.)2.16
Amplifier ClassClass D
Bluetooth CapableNo
Amplifier Channels5
Manufacturer Warranty2 Year
Water ResistantYes
Digital InputNo
Shallow MountNo
Speaker Level InputNo
WarningProposition 65 Warning for California Residents