Bomber Bicho Papão 800W 4+4 Ohm (SW15BPF800-4+4)

15″ subwoofer · dual 4 Ω · 800 W RMS

Fs 28 HzQts 0.75Vas 4.04 ft³Xmax 0.51″

Recommended box

For a sedan, one sub, 800 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 volume2.75 ft³ (78 L)
Qtc1.18
Fc44 Hz
F3 (−3 dB, no cabin gain)34 Hz
Example box (outside)31 1/2″ × 17 11/16″ × 11 3/4″
Open sealed box in designer

Ported

Net volume4.66 ft³ (132 L)
Tuning (Fb)33 Hz
Portslot 2 3/4 × 16 5/16″, 18 1/8″ long
Port velocity at 800 W62 ft/s
F3 (−3 dB, no cabin gain)28 Hz
Example box (outside)31 1/2″ × 17 11/16″ × 20 7/16″
Open ported box in designer
203040506080100150200667278849096HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs28 Hz
Qts0.75
Qes0.82
Qms8.63
Vas4.04 ft³
Re (one coil)3.71 Ω
Sd120.7 in²
Xmax0.51″
Vd61.8 in³ calc.
Mms243 g calc.
BL13.9 T·m calc.
EBP34 — suits sealed calc.
Sensitivity, 1 W / 1 m86.9 dB calc.

General

Size15″
Voice coilsdual 4 Ω
RMS power800 W

Mounting dimensions

Ø15 3/8″cutout ≈ Ø13 13/16″mounting depth 8 5/16″magnet Ø6 5/8″
Cutout diameter≈ 13 13/16″
Mounting depth8 5/16″
Overall diameter15 3/8″
Magnet diameter6 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 Bomber 15″ models