Kicker CompVR 12" 4-Ohm DVC (43CVR124)

12″ subwoofer · dual 4 Ω

Fs 32.9 HzQts 0.65Vas 2.03 ft³Xmax 0.65″

Recommended box

For a sedan, one sub, 300 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 volume1.87 ft³ (53 L)
Qtc0.94
Fc47 Hz
F3 (−3 dB, no cabin gain)40 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 9 3/8″
Open sealed box in designer

Ported

Net volume3.18 ft³ (90 L)
Tuning (Fb)33 Hz
Portslot 1 3/4 × 14 5/16″, 15 7/16″ long
Port velocity at 300 W62 ft/s
F3 (−3 dB, no cabin gain)29 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 15 3/4″
Open ported box in designer
203040506080100150200667278849096HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs32.9 Hz
Qts0.65
Qes0.697
Qms10.61
Vas2.03 ft³
Re (one coil)3.57 Ω
Sd82.4 in²
Xmax0.65″
Vd53.5 in³ calc.
Mms163 g calc.
BL13.1 T·m calc.
EBP47 — suits sealed calc.
Sensitivity, 1 W / 1 m86.7 dB calc.

General

Size12″
Voice coilsdual 4 Ω
RMS power—

Mounting dimensions

Ø≈ 12 5/16″cutout ≈ Ø11 1/8″mounting depth ≈ 5 7/8″magnet Ø5 7/8″
Cutout diameter≈ 11 1/8″
Mounting depth≈ 5 7/8″
Magnet diameter5 7/8″

Cone area (Sd) calculated from Fs, Vas and Mms: 82.4 in².

“≈” 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