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Kicker :: 40CWRT121 :: $149.95

Kicker 40CWRT121

Item# 38733

800W 12" CompRT Shallow-Mount Dual 1 Ohm Car Subwoofer

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What's Included:

  • Product Information Inside Box
  • Owner's Manual
  • Kicker logo stickers
  • Template on box
  • One 12" Dual 1-ohm voice coil subwoofer
  • Manual (English/ Spanish/ German/ French)

Product Highlights:

  • power handling: 100-800 watts RMS (400 watts per coil)
  • 12" subwoofer with dual 1-ohm voice coils
  • frequency response: 25-500 Hz
  • rubber surround
  • injection-molded polypropylene cone
  • peak power handling: 1600 watts
  • sensitivity: 87.1 dB
  • top-mount depth: 3-3/4"
  • sealed box volume: .55 - 3.0 cu. ft.
  • ported box volume: 1.75 - 2.25 cu. ft.

The CompRT 12-Inch Subwoofer is an all-weather thin subwoofer with a pair of 1Ω voice coils. With our custom SoloKon™ technology and the CompRT’s unique interior support system, the sub pounds out deep bass – even in a small enclosure. Match any RT sub with a PX amplifier for an outstanding combination of power and size. The CompRT 12-Inch Subwoofer works best with a sealed or ported enclosure and 500 watts of recommended power.


Impedance 1 ohms
Peak Power Handling (Watts) 1000
Surround Material Santoprene
Ideal Ported Box Volume (cubic feet) 1.75 - 2.25 cu. ft.
Fs (Hz) 32.7
Size 12 -inch
Top Mount Depth (inches) 3 3/4
RMS Power Range (Watts) 100-500
Sensitivity 87.1 dB at 1 watt
Dual Voice Coil Yes
Cone Material Injection Molded Poly
Ideal Sealed Box Volume (cubic feet) .55 - 3.0 cu. ft.
Free-Air No
Frequency Response 25 - 500 Hz
Cutout Diameter or Length (inches) 10 13/16
Vas (liters) 61
Qts 0.518
  • Subwoofers are usually sold as a single unit unless otherwise noted.
  • UPC: 713034065463
  • Weight: 12.25
  • Authorized Internet Dealer
*Warranty: 1 Year Manufacturer warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to for replacement within 30 days from the original date of purchase with proper return authorization. After the 30 day time period, products must be returned to their original manufacturer for the remainder of the manufacturer's warranty period.