Kicx Gorilla Bass E12 (2+2)

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

Fs 32 HzQts 0.33Vas 1.21 ft³Xmax 0.94″

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

Net volume0.71 ft³ (20 L)
Qtc0.55
Fc53 Hz
F3 (−3 dB, no cabin gain)75 Hz
Example box (outside)14 3/16″ × 14 3/16″ × 10 1/16″
Open sealed box in designer

Ported

Net volume1.52 ft³ (43 L)
Tuning (Fb)31 Hz
Portslot 1 3/4 × 14 5/16″, 42 3/8″ long
Port velocity at 1,200 W88 ft/s
F3 (−3 dB, no cabin gain)30 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 11 1/4″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs32 Hz
Qts0.33
Qes0.37
Qms3.16
Vas1.21 ft³
Re (one coil)1.9 Ω
Sd78.4 in²
Xmax0.94″
Vd74.1 in³ calc.
Mms261 g calc.
BL16.4 T·m calc.
EBP86 — sealed or ported calc.
Sensitivity, 1 W / 1 m86.8 dB calc.

General

Size12″
Voice coilsdual 2 Ω
RMS power1,200 W

Mounting dimensions

Ø12 5/8″cutout Ø11 1/8″mounting depth 5 13/16″magnet Ø≈ 7 3/16″
Cutout diameter11 1/8″
Mounting depth5 13/16″
Overall diameter12 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 Kicx 12″ models