DD Audio 18″ Subwoofer Dual-1-Ohm 12800 Watts Peak DD-SB-9918C-D1

Description

Exceptional Performance: The DD Audio 9918C D1 Subwoofer combines cutting-edge technologies with immense power, boasting a peak power handling of 12,800 watts and a robust 3200 watts RMS, ensuring exceptional bass performance for your audio system.
Advanced Engineering: Featuring an aluminum Dual Stage rear-mounted Heatsink, USA-made Iron Cloth Spider System, 2nd generation V-ROM surround, and more, this subwoofer is engineered to redefine performance standards, delivering powerful and precise bass reproduction.
Supercharged Motor Design: The 9900 motor throws nearly 9000 gauss through a 30mm deep gap, driving the 8-layer coil to 40mm of one-way travel with exceptional coil control and excursion, resulting in outstanding bass response and clarity.
Durable Construction: Built to last, the subwoofer features non-pressed carbon fiber loaded pulp cones, laminated tinsel leads, a hand-laid composite dust cap, and an embossed DDesign magnet boot, ensuring durability and reliability even under extreme conditions.
Made in the USA: Handmade in the USA with meticulous attention to detail, this subwoofer boasts the audibly distinguishable quality of American craftsmanship, making it a premium choice for audiophiles and car audio enthusiasts.
DD Audio 18″ Subwoofer Dual-1-Ohm 12800 Watts Peak DD-SB-9918C-D1

This Listing Includes:

(1) DD Audio SB-9918C-D1 Subwoofer.
The 9900C combines the performance redefining technologies such as the aluminum Dual Stage rear mounted Heatsink, USA Made Iron Cloth Spider System, 2nd generation V-ROM surround, and more with the immense power of DD’s largest ferrite motor subwoofer series, optimized for a 3200-watt rms and the ability to handle power bursts well over 12,000 watts.

Features
NEW Aluminum 2 Stage Motor Heatsink
260mm Magnet Diameter
Multi-Vent Free Flow Cooling Motor
Shorting Ring Motor
4.3″ High-Temp Voice Coil
Excursion Optimized ESP Frame
V-ROM Vario-Density Surround
Non-Pressed Composite Reinforced Pulp Cone
11″ Dual/Triple Layer Iron Cloth Spider
Laminated Tinsel Leads
Hand Laid Composite Dust Cap
Embossed DDesign Magnet Boot
Made In USA
Optional Upgrade: SuperCharge
Technical Specifications:
Speaker Size (In): 18
Watts RMS: 3200
Watts Peak: 12800
Impedance: D1
VCD (In): 4
Piston Diameter (In): 15.5
Fs (Hz): 26.24
Qms: 2.265
Qes: 0.5167
Qts: 0.4705
Vas (Liters): 161.9
Xmech (MM): 60
Xmax (MM): 22
Frame OD (In): 18.25
Frame OD w/Gasket (In): 18.5
Mounting Diameter (In): 16.75
Mounting Depth (In): 11.875
Motor Diameter (In): 10.3125
Motor Depth (In): 4.5625
Woofer Displacement (CuFt): 0.46
Ported Enclosure (CuFt): 5.0 – 6.0
Shipping Weight (Lbs): 89