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DS18 4-Channel Class-D Amp Full-Range 2x 150 Watts RMS at4 ohm IP55 Waterproof Rating

DS18's NXL-M Series is built for maximum durability and performance in marine environments. Available in 2-, 4-, 5-channel, and monoblock configurations, these compact amps provide flexible solutions for any build. Stock the full range to meet every customer's audio needs.
  • Rugged, marine-grade construction for lasting performance
  • Multiple configurations to fit any audio setup
  • 4-channel, full-range
  • 2x 150W RMS @ 4 Ohms
  • IP67 Waterproof

The DS18 NXL-M4 is a compact, high-performance 4-channel Class-D full-range amplifier designed for marine and powersports audio systems. Its rugged marine-grade construction helps provide dependable performance in demanding environments, while the flexible channel configuration makes it suitable for a wide range of custom audio installations. With 2 x 150 watts RMS at 4 ohms, this amplifier delivers strong, efficient power for compatible speakers and system components.


  • Rugged, marine-grade construction supports lasting performance in challenging environments.

  • Four-channel, full-range design provides flexible system integration for marine and powersports applications.

  • Delivers 2 x 150 watts RMS at 4 ohms for clean, dependable audio power.

  • IP67 waterproof protection helps shield the amplifier from water and dust exposure.

  • Compact Class-D design supports efficient performance while helping conserve installation space.


The DS18 NXL-M4 is part of the NXL-M Series, which includes 2-channel, 4-channel, 5-channel, and monoblock configurations. This range makes it easier to build a balanced audio system with matching amplification for different speaker and subwoofer requirements. Whether installed in a boat, off-road vehicle, or other powersports application, the NXL-M4 provides a practical combination of power, durability, and installation flexibility.
Choose the DS18 NXL-M4 when your audio build requires reliable four-channel amplification in a water-resistant, powersports-ready design. Its full-range operation and efficient Class-D architecture make it a versatile solution for upgrading factory systems or powering a complete custom installation.

Features:

  • Rugged, marine-grade construction for dependable performance in demanding environments
  • Four-channel, full-range Class-D amplifier design
  • 2 x 150 watts RMS at 4 ohms
  • IP67 waterproof protection
  • Compact design for flexible marine and powersports installations
  • Part of the DS18 NXL-M Series amplifier lineup