Wet Sounds SDX6 Sinister Series 6-Channel Marine Amplifier 185 watts RMS x 6 Tested 90-Day Warranty

$1,099.99

This item is pre-owned and may exhibit signs of cosmetic wear, including scratches or scuffs; however, it is fully functional and operates as intended. Please note, it may not include all components originally provided by the manufacturer. The images displayed show everything included with this purchase.
SKU: 736855
In stock (1 available)
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Manufacturer: Wet Sounds

Model Number: SDX6

Series: Sinister Series

Listed Item Condition: Used

Additional Notes:

“Fully functional amplifier – shows cosmetic wear, oxidation on cover, and a missing piece on Ch 1 & 2 plugs (see photos).”

🔑 Quick Highlights (Mobile-Friendly)

6-channel marine amplifier

Power: 185W x 6 @ 4Ω / 290W x 6 @ 2Ω / 585W x 3 bridged

Wet Sounds MAXED Class-D tech – efficient & powerful

Variable low/high-pass filters + bass boost (Ch 1–2)

Stereo/mono switch on each channel pair

Marine-grade build: saltwater-resistant heatsink, coated PCB

LED logo badge (red/white/blue)

Dimensions: 14-1/2″W x 3-5/16″H x 10-1/4″D

📋 Full Product Highlights

6-Channel Marine Amplifier – engineered for premium marine audio performance

Power Output:

185W RMS x 6 @ 4 ohms

290W RMS x 6 @ 2 ohms

585W RMS x 3 @ 4 ohms (bridged)

CTA-2006 compliant for true, reliable power ratings

Advanced microprocessor control with Wet Sounds’ patented MAXED Class-D technology

Sound customization:

Variable low/high-pass filters (30–300 Hz, 12 dB/octave)

Variable bass boost on Ch 1–2 (0–12.5 dB at 27–110 Hz)

Flexible installation: stereo/mono switch on each channel pair

Inputs: preamp and speaker-level (RCA adapter required for speaker-level input)

Other Features:

Selectable 3-way LED logo badge (red, white, or blue)

Conformal-coated 4-layer circuit board for marine protection

Saltwater-resistant heatsink

Top-mounted controls with protective cover

Removable speaker plugs for convenience

Fuse rating: 30A x 4

4-gauge power and ground wiring recommended (not included)

Dimensions: 14-1/2″W x 3-5/16″H x 10-1/4″D

🔧 Condition

Tested and confirmed working

Missing metal piece on Channel 1 & 2 speaker plugs (see photos)

Some oxidation is present on the cover plate and amplifier

3 of the speaker plugs are brand new

Shows normal cosmetic wear and scratches from prior use

No wiring, fuses, or mounting hardware included (amplifier only – see photos)

Please review all pictures for the exact condition and what’s included

Thanks for looking!!

What’s Included:

  • Wet Sounds SDX6 Sinister Series 6-Channel Marine Amplifier
  • Wet Sounds Cover Plate

Dimensions (L x W x H): 10 x 14.5 x 3 in, Weight: 14 lbs

Shipping Info: Free shipping applies to items being delivered within the contiguous United States (lower 48). HI, AK, PR, and all other US Territories, and International locations will have shipping calculated during checkout. Please be advised if the item is large or is a multi-piece shipment, shipping quotes may be inaccurate due to restrictions outside of our control, in those instances you will be contacted promptly.

Return Info: 30-Day Returns

Warranty Info: 90-Day Warranty

Terms:

All items sold at Max Marine Electronics come as you see in the pictures provided, with only the parts and accessories stated in the description section named “What’s Included”. IF YOU DO NOT SEE SOMETHING YOU EXPECT TO BE INCLUDED IN THE DESCRIPTION WE PROVIDE, IT WILL NOT BE INCLUDED. Read all descriptions thoroughly. There are times when a display is used only to show the item being sold is functional and working properly. In this case, these displays are not included. If you have any questions feel free to send a message or call Max Marine Electronics Inc, Pompano Beach, Florida. We always want to be transparent with our customers and fully disclose any information regarding the products we sell.

***PLEASE NOTE***Buyers outside the contiguous United States:
We strive to provide accurate shipping quotes at checkout. However, for satellites, radars, large items, or multi-piece shipments, system and carrier limitations may sometimes result in incorrect estimates. If this happens with your order, our team will reach out to you right away to ensure you receive the best possible shipping solution. Your satisfaction is our priority!

Additional information

Weight 14 lbs
Dimensions 10 × 14.5 × 3 in
Categories Audio & Video » Amplifiers
QTY Available 1
Date Added Sep 9, 2025
Location

1016100

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