Welcome to the ds18 ebay store
DS18 is a leading manufacturer in Mobile, Marine & Home Electronic equipment
based in Miami, FL. With a "Never-Stop-Innovating" attitude, we create the
most state of the art products in the market.
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Black Diamond 18" High Excursion Subwoofer with Carbon Fiber Cone 3500W RMS

Item Description

MASSIVE BASS POWER YOU CAN FEEL – Black Diamond’s DIA-CARBON18.2D delivers a monstrous 7000W Peak / 3500W RMS of pure bass power. This high-excursion 18” subwoofer brings bone-rattling lows that will shake your ride and your soul.

CARBON FIBER CONE FOR CLEAN PERFORMANCE – Lightweight and ultra-rigid, the carbon fiber cone and dust cap reduce distortion while increasing responsiveness.

TRUE HIGH-EXCURSION DESIGN – Featuring a 22.5mm Xmax, this sub moves serious air: offering louder output, deeper lows, and an immersive listening experience.

ENGINEERED TO STAY COOL UNDER PRESSURE – Outfitted with a massive 3.5” aluminum voice coil and a pro-grade motor structure that includes advanced heat dissipation for long, hard-hitting sessions without thermal shutdown.

EXTREME BUILD QUALITY – Designed with a 425 oz ferrite magnet, aluminum basket, foam surround, and 4GA push terminals for high-current flow. This sub is built tough for high-performance systems.

Technical Data

Size: 18" / 457mm
Power Handling: 3500W RMS | 7000W Max
Impedance: Dual 2 Ohm (2+2)
Sensitivity: 85dB
Frequency Response: 10Hz – 200Hz
Recommended Crossover: 60Hz Low-Pass
Push Terminals: Accepts 4 AWG wire
Cone & Dust Cap: Carbon Fiber
Surround: High-strength Foam
Basket Material: Aluminum (Black Finish)
Cooling: Improved Heat Dissipation
Single

Motor Specs

Voice Coil: 3.5" (Aluminum Former, CCAR Winding)
Dust Cap Size: 8"
Spider Diameter: 9" with Spider Crossed Leads
Magnet Material: Ferrite
Magnet Weight: 425 Oz

Thiele & Small Parameters

Vas: 50.62L / 1.787 ft³
Xmax: 22.5mm
Fs: 33Hz
Qms / Qes / Qts: 7.128 / 1.1 / 0.958
Mms: 746.2g
Cms: 26.1 mm/N
Bl: 24.6
Le: 1.76mH
Sd: 1164 cm²
Re: 2+2 Ohms
EBP: 31.8

Enclosure Recommendations

Sealed Box:
Volume: 90L / 3.2 ft³
F3 Output: 32Hz

Ported Box:
Volume: 212L / 7.5 ft³
Port Size: 4" x 18" x 20"
Tuning Frequency: 30Hz
F3 Output: 22Hz

Dimensions

Overall Diameter: 18.5" / 470mm
Mounting Depth: 12.15" / 309mm
Overall Depth: 14" / 355mm
Cutout Diameter: 16.75" / 426mm
Motor Diameter: 9" / 230mm

About Us

About us

DS18 is a leading electronics manufacturer specializing in Mobile, Marine & Home Electronic equipment with its headquarters in Miami, FL, USA. DS18 was created and developed by a team of young and determined professionals who understand the needs in today's audio industry.

Offering several series of amplifiers, speakers, subwoofers, tweeters, midranges, cables, accessories, component sets and much more DS18 guarantees to satisfy customers seeking a wide assortment of products.

  

WHO WE ARE?

The DS18 brand stands out from other lines in its progressive design and never-stop-innovating attitude. Our team takes your feedback as a command to constantly improve and keep-up with all new trends in order to deliver the most technologically up-to-date products in the market. We are here to revolutionize the market capitalizing on what the other guys failed to do right: Delivering a Sophisticated, trendy product line that people demand and love (and continue doing so on a regular basis). We promise to never stop refreshing our product lines with the coolest designs and technology available so you can always have the most outstanding products technology can offer. Think of DS18 as that new cool kid in the block that makes all the old-school brands uneasy.

We do that with your feedback and our creativity, quality, pricing, and kick-ass "never-stop-innovating" attitude.

Payment

Payment must be received before any shipments are dispatched.

Shipping

DS18 offers FREE shipping for customers with a valid residential or commercial address within the Contiguous 48 United States (PO Boxes address may require an additional fee).

We try to ship all orders within 24 hours of approved payment, in some cases orders may take a little longer to ship. We are closed during the weekend and all major holidays.


Terms

New

All New DS18 products are sold with a 1-Year Limited Manufacturer Defect Warranty.


Refurbished

All Refurbished DS18 products hold a 30-Day Warranty.


Certified Refurbished

For all Certified Refurbished orders eBay includes a FREE 2-year Allstate warranty.

Returns

New or Refurbished Returns

For all regular refurbished or new items we accept returns within 30 days of purchase. Shipping must be paid by the buyer and a restocking fee may be applied if item is returned in a materially different condition than it was shipped out. This includes the item, accessories, and packaging.

Certified Refurbished Returns

All certified refurbished products have a 30 day return policy and we will send a pre-paid shipping label for all returns.

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