Rockford Fosgate Punch P3SD2-10 (Shallow)

10″ subwoofer · dual 2 Ω · 300 W RMS

Fs 40 HzQts 0.64Vas 0.50 ft³Xmax 0.33″

Recommended box

For a sedan, one sub, 300 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 volume0.88 ft³ (25 L)
Qtc0.80
Fc50 Hz
F3 (−3 dB, no cabin gain)47 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 15 1/2″
Open sealed box in designer

Ported

Net volume2.01 ft³ (57 L)
Tuning (Fb)29 Hz
Portslot 1 9/16 × 14 5/16″, 31 11/16″ long
Port velocity at 300 W60 ft/s
F3 (−3 dB, no cabin gain)25 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 12 1/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs40 Hz
Qts0.64
Qes0.71
Qms6.2
Vas0.50 ft³
Re (one coil)1.7 Ω
Sd51.6 in²
Xmax0.33″
Vd17.1 in³ calc.
Mms174 g calc.
BL10.2 T·m calc.
EBP56 — sealed or ported calc.
Sensitivity, 1 W / 1 m83.1 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power300 W

Mounting dimensions

Ø≈ 10 1/4″cutout Ø9 1/16″mounting depth 3 1/2″magnet Ø≈ 5 7/8″
Cutout diameter9 1/16″
Mounting depth3 1/2″

“≈” 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 Rockford Fosgate 10″ models