12" Kicker 4Ω Marine Subwoofer - 45KM124
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The KICKER® KM 12-inch Marine Subwoofer makes serious bass in a sealed or ported enclosure. Made to take the power and the weather, this sub is custom made to bump in your boat.

Packed with features and made for marine, KICKER gives you the deep, loud bass your boat needs with the KM Series of subs.


  • Four-Ohm Voice Coil
  • Injection-Molded Polypropylene Cone
  • Co-molded Santoprene® Surround
  • UniPlate™ Back Plate And Pole Piece
  • Thick Tinsel Leads
  • Large Ceramic Magnet
  • Polymer Basket Resists Corrosion
  • Protective Terminal Cap
  • Stainless Mounting Hardware Included
  • Meets or Exceeds ASTM Standards for UV and Salt/Fog Exposure
Woofer(in,mm) 12, 30
Impedance (OHMS) 4 SVC
Peak Power Handling(Watts) 350
Continuous Power Handling(Watts RMS) 175
Sealed Enclosure Volume Min-Max(ft³, L) 1.25-3.5, 25.4-99.1
Vented Enclosure Volume Min-Max(ft³, L) 1.75-2.25, 49.6-63.7
Frequency Response(Hz) 30-500
Mounting Depth(in, cm) 5.5, 13.9
Hole Diameter(in, cm) 11, 27.9
Outer Diameter(in, cm) 13, 32.95
What's in the Box: 1 - 12" Woofer, 1 - Back gasket, 8 - Mounting screws, 8 - Mounting screw clips, 1 - Manual

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