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Description

Memphis MXA850.5M

The MXA850.5M is a high-performance 5-channel marine amplifier designed for powersports, boats, and outdoor audio systems. It delivers powerful, clean sound to multiple speakers and subwoofers simultaneously. Its fully sealed, weather-resistant chassis and conformal-coated circuitry protect against water, salt, mud, and vibrations. With adjustable crossovers, flexible input options, and bridgable channels, the MXA850.5M is perfect for custom or factory system upgrades in extreme environments.


Features

Feature Details 
Water and element resistant board Conformal coated circuit board for durability
Efficient design Class D amplifier for high efficiency
Variable bass boost Available on MXA600.1M & MXA850.5M
Remote level control Included with MXA600.1M
3-channel remote Cabin/tower/sub remote included with MXA850.5
Subsonic filter Yes
LED accent strip Bright blue Memphis LED
Waterproof control cover Protects controls from water

Specifications

Specification Value
RMS Power 4Ω 60 x 4 + 175 x 1 W
RMS Power 2Ω 100 x 4 + 300 x 1 W
RMS Power 1Ω 450 x 1 W
Bridged/Mono Power 4Ω 200 x 2 W + N/A
THD% 4Ω <1%
Frequency Response 10 Hz – 45 kHz
Dimensions (L × W × H) 13.4 × 6.10 × 2.16
Warranty 2 Years
Input Range 110 mV – 8 V
Recommended Amp Kit 4GKIT

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Questions and Answers

Q1: What is the RMS power output of the MXA850.5M?

A1: Approximately 150W x 4 RMS + 250W x 1 RMS for the subwoofer channel (varies with voltage and load).

Q2: Can this amplifier handle marine environments?

A2: Yes  fully sealed and weather-resistant for water, salt, mud, and vibration protection.

Q3: Can the channels be bridged?

A3: Yes  channels are bridgeable to run higher-power speakers or subwoofers.

Q4: Does it support high-level inputs from factory systems?

A4: Yes  supports both high and low-level inputs for easy integration.

Q5: Is installation flexible for tight spaces?

A5: Yes  compact, sealed design allows mounting in boats, UTVs, ATVs, and motorcycles.


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