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DS18 NXL-X850.4D 4-Channel Class D Marine Amplifier 1000W RMS IP67 Waterproof

Manufacturer

DS18

<h3>DS18: Professional Audio Built for Every Adventure</h3><p>Founded in 2013 and headquartered in Miami, Florida, DS18 has rapidly grown into one of the most recognized names in professional mobile audio. The brand was built by a team of audio enthusiasts with a singular focus: designing and engineering high-performance sound equipment for the way people actually live — behind the wheel, on the water, off the beaten path, and on two wheels. In just over a decade, DS18 has expanded its catalog to more than 200 unique products distributed in over 89 countries worldwide.</p><p>What sets DS18 apart is its commitment to covering the full spectrum of vehicle audio environments. Whether you're upgrading a daily driver, outfitting a Jeep for the trails, building out a boat system, or adding sound to a motorcycle or UTV, DS18 engineers products specifically for each platform rather than offering one-size-fits-all solutions. The brand's product lines span car audio, marine audio, powersports audio, motorcycle audio, home audio, and professional electronics.</p><h3>Speakers at the Core</h3><p>At the heart of the DS18 lineup are its <a href="/15827-ds18-speaker-1319">speakers</a> — coaxial, component, midrange, and marine designs spanning sizes from compact 2.5-inch drivers all the way up to 18-inch subwoofers. The PRO-ZT and NXL series are among the brand's most acclaimed, offering water-resistant cones, titanium dome tweeters, and neodymium magnet motor structures for tight, efficient sound reproduction. For marine and powersports applications, DS18 speakers carry IP65 or higher waterproof ratings and often feature RGB LED lighting for a custom aesthetic on the water or trail.</p><h3>Everything You Need to Install Right</h3><p>Great speakers are only as good as the power feeding them, which is why DS18 also offers a full range of <a href="/15827-ds18-audio-amplifier-wiring-kit-23526">audio amplifier wiring kits</a> engineered to complement their amplifier lineup. From 4-gauge kits designed for systems up to 1,200 watts, to 0-gauge kits supporting up to 3,500 watts, each bundle includes true-gauge CCA or OFC power and ground cables, ANL fuse holders, RCA signal cables, and all the hardware needed for a clean, professional installation. The kits come in multiple color options — red, blue, green, yellow, and purple — so builders can match their wiring to their custom theme.</p><p>Rounding out the installation ecosystem is DS18's selection of <a href="/15827-ds18-speaker-wire-10132">speaker wire</a>, available in multiple gauges to suit everything from tweeters and midranges to high-power subwoofer runs. DS18 uses super-flex twist construction and copper-clad aluminum conductors to keep signal loss minimal while remaining flexible enough for tight routing in door panels, pillar pods, and enclosures.</p><h3>Engineering and Quality</h3><p>DS18 designs and engineers its products in the USA, with manufacturing carried out through partner factories in Korea, Brazil, and China. This global approach allows the brand to maintain rigorous quality standards while offering competitive value across its extensive catalog. The result is a brand that has achieved exceptional revenue growth — earning a devoted following among car audio competitors, marine enthusiasts, and everyday drivers looking to transform their listening experience.</p>

Part Number

NXL-X850.4D
09/12/2036 9:22 AM
Sale Price

$649.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The DS18 NXL-X850.4D is a high-performance 4-channel full-range Class D amplifier engineered specifically for marine and powersports applications. With its IP67 waterproof rating, this amplifier delivers reliable power in the harshest outdoor environments, protecting against water, salt spray, dust, and UV exposure.

Power and Performance:

  • 4 x 250 Watts RMS at 4-Ohm (1000W total RMS power)
  • Class D topology for efficient operation and reduced heat generation
  • Full-range frequency response for complete audio spectrum coverage
  • High and low-level inputs for flexible integration with any audio source

Marine-Grade Construction:

  • IP67 waterproof certification protects internal components from water immersion and environmental damage
  • Corrosion-resistant terminals and hardware built for saltwater exposure
  • Conformal-coated circuit board prevents moisture damage
  • UV-resistant housing withstands prolonged sun exposure

Features:

  • Variable crossover controls for precise sound tuning
  • Bass boost control for enhanced low-frequency output
  • Built-in thermal and short-circuit protection
  • Compact design for flexible mounting in boats, UTVs, ATVs, and motorcycles

The NXL-X850.4D is the ideal amplifier solution for powering a complete marine or powersports audio system, providing clean, powerful amplification that stands up to the elements. Whether installed in a boat, side-by-side, or outdoor vehicle, this amplifier delivers audiophile-quality sound with the durability needed for extreme conditions.

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