Memphis Audio Marine amplifier MXA480.4M

2026-01-16T20:57:18-05:00

Type: Marine Amplifiers
Price: 579.95

Memphis Audio MXA480.4M - MXA Series 480W Max Power, 4-Channel Marine Amplifier, Class- D

We are a Memphis Audio authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!

What's Inside?

• 4-Channel amplifier
• (4) 25A ATO fuses (2 installed in amplifier)
• 3mm Allen wrench
• 2.5mm Allen wrench
• (4) Self-tapping screws (5/8" length)
• User Manual

Water and Element Resistant

The Memphis Audio MXA480.4M is a marine-grade 4-channel amplifier designed to deliver high-quality sound performance in marine audio systems. Built to withstand the demanding marine environment conditions, this amplifier features marine-grade construction and materials to resist moisture, corrosion, and other elements encountered on boats and watercraft. With a maximum power output of 480 watts, the MXA480.4M can drive multiple marine speakers or component systems with clarity and power. Its 4-channel design allows for versatile configuration options and precise control over the audio output.

Built With Class D Amplifier Technology

The MXA480.4M features a compact and durable design, making it suitable for installation in limited spaces on boats. It includes adjustable high-pass and low-pass filters and bass boost controls, allowing users to fine-tune the audio output to their preferences and speaker specifications. Built with Class D amplifier technology, the MXA480.4M offers high efficiency and low heat generation, ensuring reliable performance in marine applications. It incorporates protection circuitry to safeguard against hazards like short circuits and thermal overload.

SPECIFICATIONS

Maximum Power : 400 Watts

Number of Channels : 4

Frequency Response : 10-40000 Hz

RMS Power Output : 120x4 Watts

Amplifier Class : D

Promo : Yes

FEATURES

Features:

4-channel marine/powersports amplifier
80 watts RMS x 4 at 4 ohms (120 watts RMS x 4 at 2 ohms)
240 watts x 2 bridged at 4 ohms
Class D amp technology
variable high- and low-pass filters
8-gauge wiring kit (sold separately) recommended
two sets of preamp inputs
frequency response: 10-40,000 Hz
dimensions: 10-3/4"W x 2-3/8"H x 6-1/2"D

Specifications:

RMS Power Output (Watts x Channels): 80 x 4
Frequency Response at Rated RMS Power: 20-20k Hz
THD at Rated RMS Power: 1%
Signal to Noise Ratio: 95 dB
Input Voltage: 14.4v
Peak Power Output (Watts x Channels): N/A
Power at 2 Ohms (Watts x Channels): 120 x 4
Bridged Power (Watts x Channels): 240 x 2
Minimum Impedance Bridged: 4
Minimum Impedance Unbridged: 2
Amplifier Class: D
Low-Pass Crossover Frequency: 40-4000 Hz
Low-Pass Slope (dB/octave): 12dB/oct
High-Pass Crossover Frequency: 40-4000 Hz
High-Pass Slope (dB/octave): 12dB/oct
Bass Boost: 0-12dB
Bass Boost Frequency: 45 Hz
Fan Cooled: No
Fuse Rating: 50
Speaker Level Inputs: No
Preamp Outputs: No
Height (inches): 2-3/8
Width (inches): 10-3/4
Depth (inches): 6-1/2
Parts Warranty: 2 Years
Labor Warranty: 2 Years

UPC: 702588206033
Weight: 7