EFX12D 12" dual 4Ω subwoofer

Dominant, Percussive, Attitude.

EFX Dominator Series Subwoofers are down and dirty heavy-duty bass machines cranking out serious performance and attitude with a knock-out punch.

EFX Dominator Series Subwoofers tap the genetic profiles of our XMF and XFR Series subwoofers for the utmost in reliability and performance standing steadfast to handle whatever music that moves you.

EFX Dominator Series Subwoofers; wreak havoc amongst your friends.


  • Stamped steel "Dura-Frame" black powder basket with "Direct Coil Cooling"
  • Ferrite motor structure
  • Quad-vent cooling
  • Lightweight polypropelene cone with "Precision Linear Drive" NBR surround
  • Progressive spider utilizing industrial woven dual tinsel leads
  • 2" Four layer copper voice coil
  • XFIRE molded motor cover
  • XFIRE secure seal gasket
  • Compression fit terminals


  • Power Handling : 1500W Max
  • Power Handling : 500W RMS
  • Impedance : 2x 4Ω
  • Sensitivity : 85.7dB/2.83V/1m
  • Fs : 31.0Hz
  • Frequency Response : 25 - 150Hz
  • Excursion : 15mm (1-way)
  • Cutout Diameter : 11" (279mm)
  • Mounting Depth : 5.8" (147mm)
  • Recommended Sealed Enclosure Size : 1.00 cu.ft. (28L)
  • Recommended Ported Enclosure Size : 1.75 cu.ft. (49.5L)