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Kicker CWRT121, CompRT 12" Dual Voice Coil Subwoofer 1-Ohm, 500W (43CWRT121)
12" CompRT 1 Ohm
A thick magnet structure reliably delivers huge power handling without effecting mounting depth. The specially designed UniPlate™ back plate and solid pole piece serve as a single heat-absorbing unit to provide excellent thermal management.
The CompRT 12-Inch Subwoofer is an all-weather slim sub with a 1Ω dual voice coil design
The CompRT 12-Inch Subwoofer works best with a sealed or ported enclosure and 500 watts of recommended power. See below for more details.
Size |
12-inch |
Voice Coil |
DVC |
Impedance |
1 ohm |
RMS Power Rating (Watts) |
500 |
Peak Power Rating (Watts) |
1000 |
Cone Material |
Polypropylene |
Surround Material |
Rubber |
Free Air |
No |
Sensitivity |
85.48dB @ 1 Watt |
Frequency Response |
25-500hz |
Top Mount Depth (Inches) |
3 11/16 |
Bottom Mount Depth (Inches) |
4 1/2 |
Cutout Diameter (Inches) |
10 15/16 |
Vas (liters) |
54.3 |
Fs (Hz) |
29.4 |
Xmax (millimeters) |
10.5 |
Warranty |
1 Year |
Size |
12-inch |
Voice Coil |
DVC |
Impedance |
1 ohm |
RMS Power Rating (Watts) |
500 |
Peak Power Rating (Watts) |
1000 |
Cone Material |
Polypropylene |
Surround Material |
Rubber |
Free Air |
No |
Sensitivity |
85.48dB @ 1 Watt |
Frequency Response |
25-500hz |
Top Mount Depth (Inches) |
3 11/16 |
Bottom Mount Depth (Inches) |
4 1/2 |
Cutout Diameter (Inches) |
10 15/16 |
Vas (liters) |
54.3 |
Fs (Hz) |
29.4 |
Xmax (millimeters) |
10.5 |
Warranty |
1 Year |
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to