PowerBass 3XL-1501D

15″ subwoofer · dual 1 Ω · 1,000 W RMS

Fs 25.9 HzQts 0.37Vas 4.12 ft³Xmax 0.94″

Recommended box

For a sedan, one sub, 1,000 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 volume1.32 ft³ (37.5 L)
Qtc0.74
Fc53 Hz
F3 (−3 dB, no cabin gain)53 Hz
Example box (outside)17 5/16″ × 17 5/16″ × 11 11/16″
Open sealed box in designer

Ported

Net volume3.46 ft³ (98 L)
Tuning (Fb)30 Hz
Portslot 2 3/4 × 16 11/16″, 33 7/8″ long
Port velocity at 1,000 W62 ft/s
F3 (−3 dB, no cabin gain)29 Hz
Example box (outside)31 1/2″ × 18 1/8″ × 17 11/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs25.9 Hz
Qts0.37
Qes0.4
Qms4.35
Vas4.12 ft³
Re (one coil)1.2 Ω
Sd132.6 in²
Xmax0.94″
Vd125.3 in³ calc.
Mms336 g calc.
BL12.8 T·m calc.
EBP65 — sealed or ported calc.
Sensitivity, 1 W / 1 m89.1 dB calc.

General

Size15″
Voice coilsdual 1 Ω
RMS power1,000 W

Mounting dimensions

Ø≈ 15 3/16″cutout Ø14″mounting depth 9 3/16″magnet Ø≈ 9 1/8″
Cutout diameter14″
Mounting depth9 3/16″

“≈” 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 PowerBass 15″ models