Pride M.12 12 D2

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

Fs 33.5 HzQts 0.50Vas 0.97 ft³Xmax 0.75″

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 volume0.67 ft³ (19 L)
Qtc0.79
Fc52 Hz
F3 (−3 dB, no cabin gain)50 Hz
Example box (outside)14 3/16″ × 14 3/16″ × 9 11/16″
Open sealed box in designer

Ported

Net volume2.05 ft³ (58 L)
Tuning (Fb)29 Hz
Portslot 2 3/8 × 14 5/16″, 47 3/4″ long
Port velocity at 1,200 W76 ft/s
F3 (−3 dB, no cabin gain)26 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 14 11/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs33.5 Hz
Qts0.50
Qes0.56
Qms5.1
Vas0.97 ft³
Re (one coil)1.8 Ω
Sd72.1 in²
Xmax0.75″
Vd53.9 in³ calc.
Mms251 g calc.
BL13 T·m calc.
EBP60 — sealed or ported calc.
Sensitivity, 1 W / 1 m84.7 dB calc.

General

Size12″
Voice coilsdual 2 Ω
RMS power1,200 W

Mounting dimensions

Ø12 7/16″cutout Ø11″mounting depth 6 5/16″magnet Ø6 11/16″
Cutout diameter11″
Mounting depth6 5/16″
Overall diameter12 7/16″
Magnet diameter6 11/16″

“≈” 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 Pride 12″ models