4-Channel Full-Range Class D 1800 MAX Peak Watt

Full Range 4-Channel IPX5 Marine Grade Amplifier 4 X 150 Watts @ 4 Ohm
Designed to keep the boat party rocking, DS18’s NXL-M4 delivers big sound in a compact water resistant package.
Built to withstand the harshest marine conditions, this amplifier is constructed with high-strength front covers that provide impenetrable defense against the elements. Its coated 4-layer PCB helps prevent corrosion caused by saltwater, ensuring long-lasting durability. Additionally, it offers voltage, thermal, and short circuit protection for easy monitoring of power levels.
Featuring an IPX5 water resistance grade and hardware resistant to corrosion and UV damage, this marine amplifier is designed to thrive in challenging environments. The LED clip indicator makes it easier to adjust settings, while the stable and reliable Class D circuit design ensures exceptional sound quality. With direct insert power and speaker terminals, installation is a breeze.
This makes it an ideal choice for custom vehicle builds where space is limited. But don't be fooled by its small size - this amplifier packs a powerful punch.
Total Watts (Peak) : 1800W.
RMS Power @ 4 ohm :  4 x 150W.
RMS Power @ 2 ohm : 4 x 230W.
RMS Power @ 4 ohm Bridge :  2 x 440W.
Frequency Response :  20Hz - 20KHz.
Signal to Noise Ratio 1W @ 4Ω : >90dB.
Efficiency @ 4 ohm : >97%.
Channel Separation : >55dB.
Low Level Input Range : 0.2V-6V.
High Level Input :  Yes: >5V.
Amplifier Class : Digital (D)
Minimum Impedance : 2 ohm (Stereo) / 4 ohm (Bridge).
Led Indicator : Clipping / Protect / Power.
Power Input Terminal Size : 4 Ga.
 Fuse Size : 70A (2x35A). 
Body Color | Finish :  Gray+White / Aluminum+ABS.
Water Resistant Rated : Yes, IPX5 (Water Splashing).>