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Alpine SWR-12D4

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Alpine SWR-12D4


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Alpine SWR-12D4



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Automotive Home Audio Marine


The all-new Type-R Subwoofers now offer unique Alpine technology and massive power handling to achieve even cleaner and deeper bass extension, faster and more accurate transients, and greater output capability. With more power handling and patented Alpine technology for lower distortion and higher SPL, the new Type-R subs take performance to all new heights.

  • Kevlar-Reinforced Carbon Fibre Cone
  • Aluminium honeycomb
  • Kevlar-Reinforced pulp for maximum strength
  • High-efficiency thermal management
  • High-Amplitude Multi-Roll Surround
  • Heavy-gauge push terminals
  • Peak Power Handling: 3000W
  • RMS Power Handling: 1000W
  • Nominal Impendance: 4ohms+4ohms
  • Frequency Response: 26Hz-200Hz
  • Linear Excursion: 20 mm
  • Mechanical Travel: 72 mm
  • Free Air Resonance: 28 Hz
  • Sensitivity (1W/1m): 84.9dB
  • Mounting Dimensions: 275mm diameter x 161.8mm depth

Sealed box range:

  • Net Internal Volume: 0.55-1.0 ft³

Vented box range:

  • Net internal volume: 1.0-1.5 ft³ Tuning: 32-37 Hz

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