Kicker Solo-Baric L7S 12" 2-Ohm DVC (44L7S122)

12″ subwoofer · dual 2 Ω · 750 W RMS

Fs 30.9 HzQts 0.60Vas 1.97 ft³Xmax 0.76″

Recommended box

For a sedan, one sub, 750 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 volume2.30 ft³ (65 L)
Qtc0.82
Fc42 Hz
F3 (−3 dB, no cabin gain)39 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 11 1/16″
Open sealed box in designer

Ported

Net volume3.88 ft³ (110 L)
Tuning (Fb)29 Hz
Portslot 2 15/16 × 14 5/16″, 29 1/4″ long
Port velocity at 750 W65 ft/s
F3 (−3 dB, no cabin gain)25 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 20 13/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs30.9 Hz
Qts0.60
Qes0.632
Qms11.27
Vas1.97 ft³
Re (one coil)1.93 Ω
Sd100 in²
Xmax0.76″
Vd76 in³ calc.
Mms281 g calc.
BL12.9 T·m calc.
EBP49 — suits sealed calc.
Sensitivity, 1 W / 1 m86.1 dB calc.

General

Size12″
Voice coilsdual 2 Ω
RMS power750 W

Mounting dimensions

≈ 12 1/4″ × ≈ 12 1/4″cutout 11 1/16″mounting depth 6 5/8″magnet Ø7 5/8″
Cutout (square, side)11 1/16″
Mounting depth6 5/8″
Magnet diameter7 5/8″

“≈” 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