PowerBass Single 12 Inch Vented Loaded Bass Reflex Subwoofer Enclosure - PSWB121

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PowerBass PS-WB121 12" Vented Loaded Enclosure

  • Heavy Duty Single 12" Bass Reflex Box Design
  • Computer Optimized Acoustic Chamber
  • Bass Reflex Aero/Slot Port System
  • 2-Layer DDC Coated Black Ribbed Paper Cone
  • 2" BASV High Temperature Voice Coil
  • Double Pressed Treated Foam Surround
  • 2-Tone Aircraft Grade Vinyl Finish
  • Single 4-ohm Input
  • 275 Watts RMS/550 Watts Max


Bass is our backbone here at PowerBass and our engineers have designed an affordable, yet powerful solution to put a new low in the bottom end of your sound system with PS-WB loaded woofer boxes. We take a unique design approach and engineer the woofers to fit the box, not the other way around like our competition. This gives our enclosures a deeper, tighter bass that handles more power for your hard earned cash.

We feature a vented “bass reflex" enclosures with slotted ports tuned to a very low frequency for loud bass that shakes every bone in your body. When you want to add bass to our system and don't want to break the bank, the PS-WB Loaded Enclosures are the definite choice of the discriminating music lover.

Nominal Impedance: Single 4-ohm Input
Bottom Depth: 14.4"
Top Depth: 12.25"
Height: 13.5"
Width: 18.75"
Material: Double Layer Paper
Magnet Size: 40 oz.
Sensitivity (1W / 1M): 98 dB
Dimensions (in Inches): 18.75" x 13.5 x 12.25" (top depth) x 14.4" (bottom depth)
Size: Single 12"
Frequency Response: 30 Hz - 120 Hz
Power Handling (RMS/Peak): 275 / 550 watts

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