Memphis Audio MM500.4V Marine Amplifier 4-Channel Class D 500W RMS Power

Out of stock
Regular price $339.65
Product details
  • Vendor Memphis
  • SKU Memphis MM500.4V

Memphis Audio MM500.4V Marine Amplifier 4-Channel Class D 500W RMS Power

The Memphis Audio MM500.4V is a rugged, marine-grade 4-channel amplifier built to endure harsh outdoor environments while delivering premium audio performance. Designed specifically for marine and powersports applications, this IPX5-rated Class D amplifier combines power, efficiency, and weather-resistant construction, making it the ideal solution for high-performance marine sound systems.


  • Marine-Grade Design - Built with sealed chassis and conformal coated boards for ultimate weather resistance
  • Class D 4-Channel Configuration - High-efficiency power output with minimal heat generation
  • IPX5 Water Resistance Rating - Withstands water exposure from any angle, suitable for marine environments
  • Extruded Aluminum Heat Sink - Enhances cooling while maintaining a sleek, corrosion-resistant profile
  • Fully Variable Crossover - Fine-tune your system’s frequency response with precision
  • Removable Power Terminal - Simplifies installation and serviceability
  • LED Accent Light Strip - Adds subtle visual appeal to your setup
  • Input Select Switch & Signal Sensing Auto Turn-On - Adapts to your system with flexible control
  • Built-In Protection Circuitry - Safeguards against overload, short circuit, thermal, and reverse polarity
  • Variable Bass Boost (0-12dB @ 45Hz) - Enhances low-frequency impact as needed
  • 24dB Infrasonic Filter - Protects subwoofers from damaging ultra-low frequencies

  • RMS Power: 500W Total Output
  • Impedance: 2 Ohm and 4 Ohm Stable
  • Frequency Response: 10Hz - 25kHz
  • THD %: <1%
  • Signal to Noise Ratio: >80 dB
  • Number of Channels: 4 Channel
  • Class Type: Class D
  • Recommended Amp Kit: 8GKIT
  • Color: Black
  • Warranty: 1 Year

Whether you're upgrading your boat’s sound system or powering an off-road adventure rig, the Memphis MM500.4V delivers reliable performance, robust marine protection, and installer-friendly features. Its versatility and marine durability make it an indispensable component for any outdoor audio setup.


About Memphis Audio:
Memphis Audio has long been a trusted name in mobile sound innovation. Their marine-grade amplifiers are engineered to withstand the elements while delivering uncompromised performance, providing audiophiles and outdoor enthusiasts the power and durability they demand.