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Rockville W12K9D2 12" 4000w Car Audio Subwoofer Dual 2-Ohm Sub CEA Compliant

SKU:
W12K9D2
$249.00 $114.95
(You save $134.05)
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Condition:
New

Warranty Information:

1 YEAR
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Features of W12K9D2:

  • Rockville W12K9D2 K9 Series 12" Dual 2-Ohm Car Subwoofer
  • Peak Power Handling: 4000 Watts
  • Program Power Handling: 2000 Watts   
  • CEA Rated RMS Power Handling: 1000 Watts 
  • 3" 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA
  • This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA!
  • Double Stacked 190 Oz High Quality Magnet
  • Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter Weight
  • Two Chrome-Plated Binding Post Terminals 
  • Black Non-Pressed Paper Cone With Beautiful Finish
  • Our cones are ultra-stiff. They are thicker and stronger than other subs on the market making our subs able to handle more power.
  • Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion
  • Red Stitching Cone Reinforcement Ensures Long Life
  • New Ultra-stiff  PolyPropylene (PP) Dustcap
  • Impedance: Dual 2-Ohm Voice Coils
  • Vented Hole on T-yoke Enhances Heat Dissipation
  • Special Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet
  • Custom Rockville Mounting Gasket Looks Beautiful and Makes it Easy To Mount the Subwoofer Air-Tight
  • High BL Magnetic Motor Gap
  • We use the highest grade black glue that handles extremely high temperatures which allows our woofer to handle even more power than they are rated
  • Nomex Spider provides tear resistance, strength and long-term reliability over regular cotton and poly cotton spiders
  • Cutout Diameter: 11.13” inches
  • Mounting Depth: 6.85” inches
  • Frequency Response: 33 Hz - 1.5K kHz
  • 10mm T-Yoke + 10mm Washer
  • Sensitivity: 83dB
  • Sealed Enclosure Volume: 0.9 – 1.47 Cubic Feet
  • Vented/Ported Enclosure Volume: 1.8 – 2.75 Cubic Feet
  • XMAX is 28MM
  • Weight: 28.67 Lbs.
  • Shipping Weight: 33 Lbs.
  • Shipping Box Dimensions: 14.57" x 14.57" x 10.83" Inches
  • XMAX: 28MM

Detailed Info:

  • Body: Non-Pressed Paper
  • Gap Plate Inside Diameter: 95mm (3.74 inches)
  • Gap Plate Outside Diameter: 190mm (7.5 inches)
  • Gap Plate Thickness: 25mm (1 inch)
  • Yoke Outside Diameter: 180mm (7.1 inches)
  • Yoke Thickness: 10mm (0.4 inches)
  • Yoke Pole Diameter: 75mm (3 inches)

TS Parameters:

  Series Parallel
Fs  34.42 Hz 34.42 Hz
Qms 7.88 8.10
Cms 0.0727 mm/N 0.0727 mm/N
Bl    18.56 N/A 9.16 N/A
Zmin    5.77 Ω   1.43 Ω
Re   4.20 Ω 1.20 Ω
Qes  0.78 0.91
Mms      294.2146 g 294.2146 g
dBspl       84.07 83.37
L1kHz        4.76 mH 1.18 mH
Sd 548.0133 cm² 548.0548 cm²
Qts 0.71 0.82
Rms  8.07 Ωm 7.85 Ωm
VAS  30.4676 L / 1.08 cu ft 30.4723 L / 1.08 cu ft
L10kHz 1.82 mH 0.45 mH
1 YEAR
  • UPC:
  • 819216020524

Free shipping to the 48 continental USA only. Orders placed by 1:00 EST will ship same day.
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