Pride LP 12 D2

12″ subwoofer · dual 2 Ω · 450 W RMS

Fs 34.5 HzQts 0.60Vas 1.30 ft³Xmax 0.63″

Recommended box

For a sedan, one sub, 450 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 volume1.66 ft³ (47 L)
Qtc0.80
Fc46 Hz
F3 (−3 dB, no cabin gain)43 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 8 1/2″
Open sealed box in designer

Ported

Net volume3.04 ft³ (86 L)
Tuning (Fb)30 Hz
Portslot 2 3/16 × 14 5/16″, 25 3/4″ long
Port velocity at 450 W62 ft/s
F3 (−3 dB, no cabin gain)26 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 16 5/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs34.5 Hz
Qts0.60
Qes0.665
Qms6.14
Vas1.30 ft³
Re (one coil)1.65 Ω
Sd78.4 in²
Xmax0.63″
Vd49.4 in³ calc.
Mms209 g calc.
BL10.6 T·m calc.
EBP52 — sealed or ported calc.
Sensitivity, 1 W / 1 m85.6 dB calc.

General

Size12″
Voice coilsdual 2 Ω
RMS power450 W

Mounting dimensions

Ø≈ 12 5/16″cutout Ø11 1/8″mounting depth 5 9/16″magnet Ø≈ 7 3/16″
Cutout diameter11 1/8″
Mounting depth5 9/16″

Qes and Qms are not on the spec sheet — calculated from Qts, motor strength BL and Re.

“≈” 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