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Wet Sounds  Sinister-SDX4

Sinister Series 4-Channel 340W RMS x 4 at 2 Ohms, Class-D Marine Amplifier

Item #88172

Condition:   Brand New

Product Highlights

  • Series: Parse Sinister
  • Channels: 4
  • Power: 340W RMS x 4 at 2 Ohms
  • Class: D
  • Type: Marine Amplifier

  Free 2-Years Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping (No Minimum).
60 DAYS Price change protection.

$1,799.99

Reg. Price $1,899.99  Save $100.00
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  Free 2-Years Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping (No Minimum).
60 DAYS Price change protection.

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Wet Sounds Sinister-SDX4 Sinister Series 4-Channel 340W RMS x 4 at 2 Ohms, Class-D Marine Amplifier


We are a Wet Sounds authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!

What's Inside?
  • • Sinister Series 4-Channel Class-D Marine Amplifier
  • • 4-Channel marine amplifier
  • • (4) 30A ATO fuses (installed)
  • • Remote Level Control module
  • • 20' Flat cable (RJ25 modular plugs on each end)
  • Owner's Manual

 

 

Class D Power Supplies combined with MAXED™ Power supply

The MAXED power supply is a Patented technology designed to provide high efficiency levels never thought to be achievable in a mobile audio amplifier. It is less current draw, less strain on the electrical system, less generated heat. Sinister amplifiers use superior performance circuitry by utilizing Wet Sounds exclusive class-D power supplies combined with Wet Sounds MAXED™ technology.

Share One Size Full Cast Aluminum Chassis

All this results in more play time! The Sinister amplifiers share one size full cast aluminum chassis for all models making installation a breeze and the ability to have a clean install. Sinister Series amps are on a whole new level above substandard car amps. These high-end marine amplifiers are designed to give you plenty of power while standing up to the harshest marine environment.

 


SPECIFICATIONS


  • Number of Channels : 4
  • Frequency Response : 8-50000 Hz
  • Amplifier Class : D

FEATURES


Features:

  • High-Power 4-Channel Marine Amplifier: Delivers 185W RMS × 4 at 4Ω, 340W RMS × 4 at 2Ω, or 685W × 2 RMS when bridged at 4Ω.
  • Marine-Ready Construction: Fully conformal-coated 4-layer PCB, sealed salt-water-resistant heatsink, and stainless hardware for corrosion protection.
  • MAXED Class-D Technology: Wet Sounds’ patented design provides high efficiency and low current draw without sacrificing output.
  • Advanced Microprocessor Control: Ensures reliable operation and built-in protection monitoring.
  • Variable Crossovers: Independent high-pass and low-pass filters (30–290 Hz, 12 dB/octave) for precise system tuning.
  • Adjustable Bass Boost: 0–15 dB boost at 30–130 Hz on Channels 1–2 for enhanced low-end response.
  • Stereo / Mono Switching: Independent stereo or mono operation on both channel pairs; supports bridged configurations.
  • Remote Level Control Included: Dash-mount volume controller with 20-foot cable adjusts overall amplifier output.
  • Selectable LED Logo: 3-color LED badge (red, white, blue) with diagnostic flash codes for protection status.
  • Flexible Inputs & Outputs: RCA preamp inputs, pass-through preamp outputs for additional amps.
  • Built for Marine Environments: Cast-aluminum chassis and conformal coating ensure durability in saltwater conditions.

 

Specifications:

Power Output (CTA-2006 / 14.4V, 1% THD):

  • 185W × 4 @ 4Ω
  • 340W × 4 @ 2Ω
  • 685W × 2 @ 4Ω (Bridged)


Minimum Impedance:

  • 2Ω stereo
  • 4Ω bridged
  • Frequency Response: 8 Hz – 35 kHz (-3 dB)
  • Signal-to-Noise Ratio: >90 dB
  • Input Sensitivity: 0.2V – 6.1V


Crossover:

  • High-Pass: 30–290 Hz / 12 dB per octave
  • Low-Pass: 30–290 Hz / 12 dB per octave


Bass Boost:

  • 0–15 dB @ 30–130 Hz (CH 1–2 only)
  • Inputs: RCA preamp inputs
  • Outputs: RCA pass-through outputs
  • Remote Level Control: Included (20 ft cable)
  • Recommended Power/Ground Wire: 4-gauge
  • Fuse Rating: 4 × 30A (120A total)

 

Dimensions:

  • Width: 14-1/4"
  • Height: 3-5/16"
  • Depth: 10-1/4"

 

Marine Protection:

  • Conformal-coated PCB
  • Saltwater-resistant heatsink
  • Stainless hardware
  • UPC: 814820024623
  • Weight: 14
  • Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 2 Year(s) from the original date of purchase with proper return authorization.

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