Audiofrog 12" GB Series Dual 4 Ohm Mobile Subwoofer - GB12D4

Abt Model: GB12D4 | UPC: 855775005121
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Product Details

Audiofrog 12" GB Series Dual 4 Ohm Mobile Subwoofer - GB12D4

GB Series subwoofers are designed for high power handling and optimized to provide superior low frequency extension from a wide range of sealed and vented enclosures. A copper inductance-reducing pole piece cap also reduces distortion and extends the range of flat response well into the midbass. The GB12D4 includes a vented, cast aluminum basket, dual 4 ohm voice coils and a convenient switch to select a 2 ohm or 8 ohm configuration.


  • Treated Paper Cone
  • 3" (75 mm) Voice Coil on Fiberglass Former
  • Dual 4 Ω Voice Coils
  • Impedance Selection Switch
  • Copper Inductance- and Distortion-Reducing Pole Piece Cap
  • Extended Pole Piece
  • Flared Pole Piece Vent
  • Dual Ferrite Magnets
  • Machined Back Plate
  • Proprietary Vented Cast Aluminum Basket
  • Tinsel Leads Stitched to the Spider
  • Flat, Progressive Nomex® Spider
  • Nitrile Butadiene Rubber Surround
  • Screw Terminals


  • Nominal Impedance: 2 Ω or 8 Ω
  • RMS Power Handling: 500 W
  • Peak Power Handling: 1500 W
  • Frequency Response (-3 dB): 22 kHz – 180 kHz
  • Sensitivity (2.83 V/1 M): 92 dB (2 Ω configuration)
  • Recommended Amplifier RMS Power Range: 100 W – 1000 W

Approximate Dimensions:

  • Cut-Out Diameter: 11-1/16"
  • Overall Diameter: 12-5/8"
  • Mounting Depth: 6-5/8"
  • Mounting Height: 11/16"

Approximate Weight:

  • Shipping: 11 lbs
California customers: Proposition 65 WARNING - learn more
Key Features
500 Watts RMS Power Handling/ 1500 Watts Peak Power Handling/ Treated Paper Cone/ 3 " Voice Coil On Fiberglass Former/ Dual 4 Ohm Voice Coils/ Impedance Selection Switch/ 2 Ohm Or 8 Ohm Nominal Impedance/ Copper Inductance And Distortion-Reducing Pole Piece Cap/ Dual Ferrite Magnets/ Machined Back Plate/ Proprietary Vented Cast Aluminum Basket/ Flat Progressive Nomex Spider/ Nitrile Butadiene Rubber Surround / Black Finish
More reasons to buy the Audiofrog GB12D4 from Abt Electronics
  • is an authorized dealer (Learn More).
  • The Audiofrog GB12D4 is Brand New.
  • The Audiofrog GB12D4 Ships in a Factory Sealed Box.
  • Abt ships this product for free!
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