BuildsMembersVideosForums
Teams
Browse teams
Events
Car shows & meets
Competitions
SPL & SQ leagues
Contest
Win prizes!
Equipment
Browse audio gear
Installation Shops
Find professional installers
Equipment Brands
Explore top brands
Retailers
Find dealers & stores
Creators
YouTubers & reviewers
Calculators & Tools
Box, impedance, wire & more
Login

Get updates on builds, events & deals

Get updates on builds, events & deals

COMMUNITY
  • Browse Builds
  • Members
  • Groups
  • Teams
  • Competitions
  • Events
  • Promoters
  • Video Galleries
  • Brands
  • Retailers
  • Equipment Database
  • Submit Your Build
TOOLS
  • Box Calculator
  • Impedance Calculator
  • Wire Gauge Calculator
  • Amplifier Matching
  • Cone Area Calculator
  • dB Power Calculator
  • Ohm's Law Calculator
  • Power Calculator
  • Lithium Battery Calculator
  • Strapped vs Gain Matched
SUPPORT
  • Installation Guides
  • Warranty Info
  • Contact Us
  • Dealer Locator
COMPANY
  • Sparked Innovations Store
  • About Us
  • Eddie's Blog
  • Privacy Policy
  • Terms of Service
  • Data Policy & Ethics
  • Data Deletion
  • Changelog
FOR BUSINESS
  • Partner With Us
  • Become a Retailer
  • List Your Shop

Product data aggregated from publicly available retailer listings

Sonic ElectronixWoofers EtcSky High Car AudioDown4Sound ShopBig Jeff AudioCar Audio BargainShowtime Electronics+ more
Loading...

© 2026 Sparked Innovations. All rights reserved.

POWERED BY SPARKED INNOVATIONS
v1.00|Beta|Live
Home/Equipment/Amplifiers/DS18/NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm
NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm
NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm
NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm
NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm
NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm
NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm
NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm
DS18/Amplifier

DS18 NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm

DS18 HYDRO NXL-X850.4D 4-Channel Marine Waterproof Amplifier Class D Full-Range 200 x 4 RMS @ 4 Ohm 2400 Watts Peak DS18 designed the NXL-X850.4D for customers looking for a compact and waterproof amplifier with exceptional power output and prioritizes boosting sound. The NXL series impressive power output is supplemented by its outstanding efficiency, and its durability in harsh conditions makes it a favorite among customers in need of a waterproof amplifier to be the powerhouse of their system. 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 NXL units have stable and reliable 4-layer PCB layouts, IP67waterproof 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 perfect for outdoor enthusiasts looking for a durable, waterproof amplifier with intense power for their marine vehicle's audio system. This series is best used in various rugged and wet environments, such as on trails or at the lake. Highlights 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. 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 Maximum output of 600W x 2CH bridged at 4-Ohms, 200W x 4CH at 4-Ohms, and 300W x 4CH at 2-Ohms Great For Marine Off Road DIY Projects Technical Details Download NXL-X850.4D Product Manual Specifications POWER Total Watts (Peak) 2400W RMS Power @ 4 ohm 4 x 200W RMS Power @ 2 ohm 4 x 300W RMS Power @ 1 ohm - RMS Power @ 4 ohm Bridge 2 x 600W AUDIO Frequency Response 10Hz-20KHz Signal to Noise Ratio 1W@4Ω > 83dB Efficiency @ 4ohm
Used in 0 builds
View All DS18 Amplifiers
Where to Buy

No retailer listings found for this product yet.

Visit Official WebsiteFind More Retailers

Need this installed?

Browse 41+ professional car audio installers in our network

Find an Installer

Frequently Asked Questions

What is the DS18 NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm?

The DS18 NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm is a car audio equipment made by DS18. View full specifications and where to buy on this page.

How much does the DS18 NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm cost?

The DS18 NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm typically sells for $600 to $660 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the DS18 NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm?

You can purchase the DS18 NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.

Customer Reviews

-

0 reviews

5
0
4
0
3
0
2
0
1
0

Sign in to write a review

Loading reviews...

More from DS18

EXL-X 15" Subwoofer 1250 Watts Rms DVC 4-Ohms

EXL-X 15" Subwoofer 1250 Watts Rms DVC 4-Ohms

Subwoofer
DS18 6.5" Speaker Grill with Built-in 1.75" Voice Coil Neodymium Bullet Tweeter 250 Watts

6.5" Speaker Grill with Built-in 1.75" Voice Coil Neodymium Bullet Tweeter 250 Watts

Speaker
DS18 4-Channel In and 8-Channel Out Digital Sound Processor with Bluetooth

4-Channel In and 8-Channel Out Digital Sound Processor with Bluetooth

Amplifier
SRW Shallow-Mount 12" Subwoofer 220 Watts Rms DVC 4-Ohm

SRW Shallow-Mount 12" Subwoofer 220 Watts Rms DVC 4-Ohm

Subwoofer
DS18 DFPU Under Seat 10” Shallow Subwoofer Enclosure | Sealed, Loaded, 600W RMS @ 2 Ohm

DFPU Under Seat 10” Shallow Subwoofer Enclosure | Sealed, Loaded, 600W RMS @ 2 Ohm

Subwoofer
ZR 6.5" Subwoofer 300 Watts Rms DVC  4-Ohm

ZR 6.5" Subwoofer 300 Watts Rms DVC 4-Ohm

Subwoofer
View All DS18 Products

No Builds Yet

Be the first to showcase a build with this Amplifier!

Compare DS18 NXL 4-Channel Full-Range Class D IP67 Marine and Powersports Amplifier 4 x 200 Watts Rms @ 4-Ohm

vs Audiobahn A5000SPL SPL Competition Ampli...vs Audiobahn A2X200HQ 2-Channel Amplifiervs Sound Digital EvoX 400.4 4-Channel Amplifiervs Alpine PAA-150vs Deaf Bonce DB-180.4vs Down4Sound MM504 (MINI MAXX) - ORANGE | 3...

Similar Amplifiers

A5000SPL SPL Competition Amplifier
Audiobahn

A5000SPL SPL Competition Amplifier

1 build

A2X200HQ 2-Channel Amplifier
Audiobahn

A2X200HQ 2-Channel Amplifier

1 build

EvoX 400.4 4-Channel Amplifier
Sound Digital

EvoX 400.4 4-Channel Amplifier

1 build

Alpine
Alpine

PAA-150

Deaf Bonce
Deaf Bonce

DB-180.4

MM504 (MINI MAXX) - ORANGE | 300W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound

MM504 (MINI MAXX) - ORANGE | 300W RMS MINI 4 CH CAR AUDIO AMPLIFIER

Recommended Subwoofers

Matched by RMS power
SUMMO64XL - TWO 6.5" 200 Watts RMS DUAL 4 Ohm, 1.5" V.C. Subwoofers
Massive Audio
Perfect Match
200W RMS
View →
SUMMO64S - 6" 200 Watts RMS Dual 4 Ohm, 1.5" V.C. Shallow Mount Subwoofer
Massive Audio
Perfect Match
200W RMS
View →
ESW84 400W Peak (200W RMS) E-Series 8" Single 4-Ohm Subwoofer
NVX
Perfect Match
200W RMS
View →
SRW Shallow-Mount 10" Subwoofer 200 Watts Rms DVC 4-Ohm
DS18
Perfect Match
200W RMS
View →
EVL-65 D4 6.5" 400 Watt Dual 4 Ohm Subwoofer (Pair of 2)
Skar Audio
Perfect Match
200W RMS
View →

Power matching based on measurement data. Results show subwoofers within 75-150% of this product's RMS rating.