DS18 NXL-X1200.5D 5-Channel Full-Range Class D IP67 Marine Powersports Amplifier 4x150 Watts @ 4-Ohm & 1x600 Watts @ 2-Ohm

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DS18 HYDRO NXL-X1200.5D 5-Channel Marine Waterproof Amplifier - Class D 4 x 150 Watts RMS @ 4 Ohm + 1 x 600 Watts @ 2 Ohm 2800 Watts Peak

The DS18 NXL Series was developed for people who want a very a small audio footprint that is capable of putting out lots of power and sound in a small and waterproof package.

The NXL Series of amps are one of our most efficient lines with great power output all while withstanding the elements. These amps come in 1 channel, 4 channel, and 5 channel to help you power a wide array of speaker setups.

Being full range amps, they also can be run on subwoofers, mid-ranges, and tweeters. The high pass and low pass filters will help you tune your speaker choice accurately so you can obtain crystal clarity from low volume levels all the way to maximum for the ultimate audio experience.

All our units have stable and reliable 4-layer PCB layouts, IP67 waterproof rating for power sports, has an ultra-compact size for easy installation, and has audio precision quality control verification.

The NXL Marine Amplifier series is exactly what the outdoors lover will need for their vehicle's audio to brave the trails, enjoy the lake, or any situation that needs a strong versatile waterproof amplifier.



  • The included a marine grade fuse and fuse holder that is connected inline with your main power wire will help with ultimate protection against the elements.
  • 2 channel or 4 channel input selector
  • IP67 Waterproof Rating
  • UV, Salt and Fog Protection
  • Direct Power Harness Design with Marine Grade OFC Tinned Wires
  • Latest Digital Amplifier Design With SMC Technology

Great For:

  • Marine
  • Offroad
  • DIY Projects


Total Watts (Peak) 2800W
RMS Power @ 4 ohm 4 x 150W + 350W (SUB)
RMS Power @ 2 ohm 4 x 200W + 600W (SUB)
RMS Power @ 1 ohm  -
RMS Power @ 4 ohm Bridge 2 x 400W
Frequency Response 10Hz-20KHz
Signal to Noise Ratio 1W@4Ω > 100dB
Efficiency @ 4ohm 0.85
Input Impedance 20KΩ
Channel Separation 60dB
Total Harmonic Distortion (THD) < 0.05%
Low Level Input Range 200mV-5V
Selectable X-Over Yes (HPF/Full/LPF) / LPF Fixed (SUB)
X-Over Filter Range 40Hz-2KHz / 50Hz-250Hz (SUB)
Bass Boost Range 0-18dB (SUB)
Bass Boost Frequency 42Hz (SUB)
Infrasonic Filter 10Hz-55Hz (SUB)
Phase Selector No
Amplifier Class Digital
Amplifier Type Stereo Full Range + Subwoofer 
Number of Channels 5
Minimum Impedance 2 Ohms (Stereo) / 4 Ohm (Bridge) / 2 Ohm (SUB)
Led Indicators Power / Protection / Clip
Power Input Size 4GA Tinned OFC
Fuse Size 2 x 50A (100A)
Thermal Protection Yes (75°C)
Over-Load Protection Yes
Short Circuit Output Protection Yes
Voltage Input Protection Yes (7-16V)
Body Color / Finish Black Brushed Aluminum
Overall Length 12.67" / 322mm
Overall Wide 4.4" / 112mm
Overall Height 1.77" / 45mm
Heatsink Length 11.87" / 301.7mm
Gross Single Unit Weight 2.4kg

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