Kicker L7 15" 2-Ohm DVC (41L7152)

15″ subwoofer · dual 2 Ω · 1,200 W RMS

32 HzFs, resonance
0.74Qts
2.60 ft³Vas
0.85″Xmax
1,200 WRMS

Recommended box

For a sedan, one sub, 1,200 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

smaller, tighter
3.64 ft³ (103 L)
Net volume
Qtc0.96
Fc42 Hz
F3 (−3 dB, no cabin gain)35 Hz
Example box (outside)31 1/2″ × 17 11/16″ × 15 1/4″
Open sealed box in designer

Ported

deeper, louder
6.18 ft³ (175 L)
Net volume
Tuning (Fb)29 Hz
Portslot 4 1/8 × 16 5/16″, 27 7/8″ long
Port velocity at 1,200 W65 ft/s
F3 (−3 dB, no cabin gain)24 Hz
Example box (outside)31 1/2″ × 17 11/16″ × 28 7/16″
Open ported box in designer
203040506080100150200667278849096HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs32 Hz
Qts0.74
Qes0.782
Qms12.71
Vas2.60 ft³
Re (one coil)1.79 Ω
Sd159.7 in²
Xmax0.85″
Vd135.2 in³ calc.
Mms508 g calc.
BL15.3 T·m calc.
EBP41 — suits sealed calc.
Sensitivity, 1 W / 1 m86.9 dB calc.

General

Size15″
Voice coilsdual 2 Ω
RMS power1,200 W

Mounting dimensions

15 9/16″ × 15 9/16″cutout 13 3/4″mounting depth 9 7/16″magnet Ø≈ 8 15/16″
Cutout (square, side)13 3/4″
Mounting depth9 7/16″
Overall diameter15 9/16″

“≈” 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 15″ models