Kicker CompQ 12" 2-Ohm DVC (51CWQ122)

12″ subwoofer · dual 2 Ω · 1,000 W RMS

Fs 33.5 HzQts 0.55Vas 0.91 ft³Xmax 0.91″

Recommended box

For a sedan, one sub, 1,000 W. It’s the same math as the designer’s step-by-step mode, where you can fit the box to your space, vehicle and amp and get plans, a cut sheet and DXF.

Sealed

Net volume0.81 ft³ (23 L)
Qtc0.80
Fc49 Hz
F3 (−3 dB, no cabin gain)46 Hz
Example box (outside)14 3/16″ × 14 3/16″ × 11 3/16″
Open sealed box in designer

Ported

Net volume2.40 ft³ (68 L)
Tuning (Fb)27 Hz
Portslot 2 9/16 × 14 5/16″, 51″ long
Port velocity at 1,000 W69 ft/s
F3 (−3 dB, no cabin gain)24 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 16 3/4″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs33.5 Hz
Qts0.55
Qes0.575
Qms11.51
Vas0.91 ft³
Re (one coil)1.83 Ω
Sd78.5 in²
Xmax0.91″
Vd71.1 in³ calc.
Mms320 g calc.
BL14.6 T·m calc.
EBP58 — sealed or ported calc.
Sensitivity, 1 W / 1 m84.3 dB calc.

General

Size12″
Voice coilsdual 2 Ω
RMS power1,000 W

Mounting dimensions

Ø≈ 12 1/4″cutout Ø11 1/16″mounting depth 7 1/8″magnet Ø7 3/16″
Cutout diameter11 1/16″
Mounting depth7 1/8″
Magnet diameter7 3/16″

“≈” means the value isn’t in the spec sheet and a typical value for the size is used; “calc.” means it’s calculated from the published parameters. Check the manufacturer’s spec sheet before you build.

Data sources

Other Kicker 12″ models