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Alpine SWR-12D4 Type-R 12
Alpine SWR-12D4 Type-R 12" subwoofer with dual 4-ohm voice coils
Alpine SWR-12D4 Type-R 12" subwoofer with dual 4-ohm voice coils
Promotion Code: ------------------
Promotion Code: ------------------
Item ships from and sold by Crutchfield.com
Product Description:


  • 12" subwoofer with dual 4-ohm voice coils




  • Kevlar reinforced pulp cone with HAMRS Santoprene rubber surround




  • Frequency response: 24-200 Hz




  • Power handling: 300-1,000 watts RMS (500 watts per coil)




  • Peak power: 3,000 watts




  • Sensitivity: 84.9 dB




  • Top-mount depth: 6-3/8"




  • Sealed box volume: 0.75-1.00 cu. ft.




  • Ported box volume: 1.25-1.50 cu. ft.







Specifications:


  • Size: 12-inch



  • Impedance: 4 ohms




  • Cone Material: Pulp-Kevlar




  • Surround Material: Santoprene




  • Ideal Sealed Box Volume (cubic feet): 0.85




  • Ideal Ported Box Volume (cubic feet): 1.48




  • Free-Air: No




  • Dual Voice Coil: Yes




  • Sensitivity: 84.9 dB at 1 watt




  • Frequency Response: 24 - 200 Hz




  • Peak Power Handling (Watts): 3000




  • Top Mount Depth (inches): 6 3/8




  • Bottom Mount Depth (inches): 7 3/16




  • Cutout Diameter or Length (inches): 10 7/8




  • Vas (liters): 46




  • Fs (Hz): 28




  • Qts: 0.48




  • Xmax (millimeters): 20




  • Parts Warranty: 1 Year




  • Labor Warranty: 1 Year







Additional Information:

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