Kicker Solo-Baric L7X 12" 2-Ohm DVC (49L7X122)

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

Fs 41.6 HzQts 0.51Vas 0.65 ft³Xmax 1.23″

Recommended box

For a sedan, one sub, 2,000 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 volume0.95 ft³ (27 L)
Qtc0.66
Fc54 Hz
F3 (−3 dB, no cabin gain)61 Hz
Example box (outside)14 3/16″ × 14 3/16″ × 12 11/16″
Open sealed box in designer

Ported

Net volume1.73 ft³ (49 L)
Tuning (Fb)33 Hz
Portround port Ø3″, 7 13/16″ long
Port velocity at 2,000 W487 ft/s
F3 (−3 dB, no cabin gain)29 Hz
Example box (outside)21 9/16″ × 15 3/4″ × 12 5/8″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs41.6 Hz
Qts0.51
Qes0.544
Qms7.28
Vas0.65 ft³
Re (one coil)1.8 Ω
Sd90.8 in²
Xmax1.23″
Vd111.9 in³ calc.
Mms387 g calc.
BL18.3 T·m calc.
EBP76 — sealed or ported calc.
Sensitivity, 1 W / 1 m85.9 dB calc.

General

Size12″
Voice coilsdual 2 Ω
RMS power2,000 W

Mounting dimensions

≈ 12 1/4″ × ≈ 12 1/4″cutout 11 1/16″mounting depth 10 1/8″magnet Ø8 15/16″
Cutout (square, side)11 1/16″
Mounting depth10 1/8″
Magnet diameter8 15/16″

“≈” 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