No one’s music is really all there without a dedicated subwoofer to add the thump that gives a performance its raw, in-your-face feeling. If you’re serious about your music, you want to take a serious look at our subwoofers for filling out the low notes. And Polk subwoofers are styled to make an install a real contender on the show circuit. All at a price that’s hard to beat.

DXi1240DVC 12” High Performance Dual Voice Subwoofer

DXi1240 12" High Performance Dual Voice Subwoofer

Tuck this bad boy away in the deep recesses of your vehicle, out of sight. It's there lurking in all its murdered out meaness, just waiting. They light it up. The DXi1240DVC pounces with all the deep, full waves big 12-inch subwoofers can deliver, with that extra Polk punch.

RRP $189.00 AUD

Product Manual

So you want to be able to do more with your big, nasty subwoofer. Welcome to nastyville, otherwise known as the DXi1240DVC high performance 12" subwoofer. With 360 Watt continuous/720 Watt peak, this subwoofer is for serious bassheads. Everything you’ve ever wanted in a subwoofer, including easy installation, is here:

DXi1240DVC Features:
Dynamic Balance® driver technology for pure, distortion free sound.

Polypropylene woofer cone and rubber surrounds will not break down over time and will survive the rigors of harsh automotive environments.

High temperature copper voice coil (50mm) and polyamide former stands up to the most rigorous use while maintaining extremely low distortion for bass punch and output.

Nickel plated heavy duty input terminals accommodate speaker wire up to 8 AWG or twisted pairs of 12 AWG.

Klippel Optimized Components for the best possible performance, even at extreme listening levels.

Driver Complement

Diameter 12" (30.48cm) 
Type Dynamic Balance polypropylene cone 


Total Frequency Response 20Hz-300kHz  
Nominal Impedance Dual 4 ohms
Efficiency 88 dB
Power Handling
Continuous 360 watts
Peak 720 watts


Unit of Measure Each 


Cut Out Diameter 11" (27.94cm) 
Driver Mounting Depth
Top Mount 6 1/4" (15.88cm)  
Bottom Mount 6 9/16" (16.67cm) 


Speaker Warranty 1 year parts and labor (original purchaser)