18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil

SKU: CARBON18.1D

🚨 New Arrival

18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil

CARBON18.1D

🚨 New Arrival

18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil

🚨 New Arrival

Sale price$849.95
/each
Ships Free – Dispatches Next Business Day Within the USA
With some limitations - subject to verification and order volume
In stock

Size: 18"

Impedance: Dual 1-Ohm

Dual 1-Ohm
Dual 2-Ohm
Quantity:
3500W RMS / 7000W MAX Power 3500W RMS / 7000W MAX Power
Carbon Fiber Cone & Dust Cap Carbon Fiber Cone & Dust Cap
3.5 3.5" Voice Coil
22.5mm Xmax Excursion 22.5mm Xmax Excursion
1+1 Ohm Impedance 1+1 Ohm Impedance
Improved Heat Dissipation Improved Heat Dissipation

Let the Music Play
This subwoofer comes with an impedance of 1+1 ohm, a sensitivity of 85dB, and a frequency response of 10-200Hz. Combined with the outstanding power rating, this sub provides plenty of volume for whatever music you want to play.

Sound You Can Feel
A carbon fiber cone with aluminum voice coil gives your music added strength, clarity, and boom, letting you rock the party and shake the ground no matter the venue or audience.

No Heat, No Problem
Durable materials keep this subwoofer protected, along with improved heat dissipation, letting you play louder and longer without worrying about overheating.

Elevate Your Car Audio
Upgrade your sound system with high quality speakers, tweeters, subwoofers, enclosures, and more. No matter your build, DS18 has the audio gear you need to play it LOUD.

  • Specifications
  • Nominal Diameter: 18" / 457mm
  • Nominal Impedance: 1+1 Ohm
  • RMS Power Handling: 3500W
  • MAX Power Handling: 7000W
  • Sensitivity (1w/1m): 85dB
  • Frequency Response: 10-200Hz
  • Recommended Low-Pass Crossover: 60Hz

  • Features
  • Improved Heat Dissipation: Yes
  • Cone Shape: Conic
  • Speaker Terminals: Push Terminals 4ga

  • Motor
  • Voice Coil Diameter: 3.5" / 89mm
  • Voice Coil Former Material: Aluminum
  • Winding Material: CCAR
  • Cone Material: Carbon Fiber
  • Dust Cap Material: Carbon Fiber
  • Dust Cap Size: 8" / 200mm
  • Surround Material: Foam
  • Spider Diameter: 9" / 228mm
  • Leads Connection Type: Spider Crossed
  • Basket Material: Aluminum
  • Basket Color/Finish: Aluminum/Black
  • Magnet Material: Ferrite
  • Magnet Weight: 425 Oz

  • Thiele & Small Parameters
  • Equivalent Volume: 56.38L / 1.991ft3
  • Excursion (one way): 22.5mm
  • Free Air Resonance: 33Hz
  • Mechanical Factor: 6.778
  • Electrical Factor: 1.005
  • Total Factor: 0.87
  • Moving Mass: 779.1g
  • Compliance: 29.3mm/N
  • Bl Factor: 18.01
  • Voice Coil Inductance: 0.95mH
  • Diaphragm Area: 1164cm2
  • DC Resistance: 1+1 Ohms
  • Efficiency Bandwidth Product: 32.8

  • Recommended Enclosures
  • Sealed Internal Volume: 90L / 3.2ft3
  • Sealed Box Output Response: 32Hz
  • Ported Internal Volume: 212L / 7.5ft3
  • Port Size *Square (WxHxLong): 4"x18"x20"
  • Port Tunning Frequency: 30Hz
  • Ported Box Output Response: 22Hz

  • Measurement
  • Overall Diameter: 18.5" / 470mm
  • Overall Depth: 14" / 355mm
  • Front Mount Baffle Cutout: 16.75" / 426mm
  • Mounting Depth: 12.15" / 309mm
  • Motor Diameter: 9" / 230mm
  • What size is the CARBON18.1D?

    The CARBON18.1D is an 18-inch high-excursion subwoofer.
  • How much power can the CARBON18.1D handle?

    The CARBON18.1D is rated for 3,500 watts RMS and 7,000 watts MAX.
  • What impedance is the CARBON18.1D?

    The CARBON18.1D features dual 1-ohm voice coils (1+1 ohm).
  • What impedance can one CARBON18.1D be wired to?

    A single CARBON18.1D can be wired to 0.5 ohm in parallel or 2 ohms in series. Make sure your amplifier is stable at the final impedance before connecting the subwoofer.
  • What size voice coil does it use?

    The CARBON18.1D uses a 3.5-inch voice coil with an aluminum former.
  • What is the Xmax?

    The CARBON18.1D has 22.5 mm of one-way excursion.
  • What is the frequency response?

    The CARBON18.1D has a rated frequency response of 10 Hz to 200 Hz.
  • What low-pass crossover is recommended?

    A 60 Hz low-pass crossover is recommended for the CARBON18.1D.
  • What is the sensitivity?

    The CARBON18.1D has a sensitivity rating of 85 dB at 1W/1m.
  • Can the CARBON18.1D be used in a sealed enclosure?

    Yes. The recommended sealed internal volume is approximately 3.2 ft³ per subwoofer.
  • Can the CARBON18.1D be used in a ported enclosure?

    Yes. The recommended ported internal volume is approximately 7.5 ft³ per subwoofer.
  • What should a ported enclosure be tuned to?

    The recommended port tuning frequency for the CARBON18.1D is 30 Hz.
  • What port size is recommended?

    For the recommended ported enclosure, DS18 specifies a rectangular port measuring approximately 4" x 18" x 20".
  • What is the mounting depth?

    The CARBON18.1D has a mounting depth of approximately 12.15 inches.
  • What size mounting cutout is required?

    The recommended front-baffle cutout for the CARBON18.1D is approximately 16.75 inches.
  • What is the overall diameter?

    The overall diameter of the CARBON18.1D is approximately 18.5 inches.
  • What type of cone does it use?

    The CARBON18.1D features a carbon-fiber cone and carbon-fiber dust cap.
  • What type of magnet does it use?

    The CARBON18.1D uses a 425 oz ferrite magnet.
  • What size speaker wire can the terminals accept?

    The CARBON18.1D push terminals can accommodate speaker wire up to 4 gauge.
  • What amplifier should I use?

    Use an amplifier capable of supplying appropriate RMS power at the CARBON18.1D's final wired impedance.
  • Should I choose a sealed or ported enclosure?

    A sealed enclosure provides a more compact installation, while a properly designed ported enclosure will generally provide greater output and stronger low-frequency performance.
  • What is the recommended sealed box output response?

    The recommended sealed enclosure has an output response of approximately 35 Hz.
  • What is the recommended ported box output response?

    The recommended ported enclosure has an output response of approximately 25 Hz.