JL Audio 10W1-4

10″ subwoofer · 4 Ω · 125 W RMS

Fs 23.6 HzQts 0.40Vas 3.36 ft³Xmax 0.31″

Recommended box

For a sedan, one sub, 125 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 volume1.09 ft³ (31 L)
Qtc0.80
Fc48 Hz
F3 (−3 dB, no cabin gain)45 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 18 5/8″
Open sealed box in designer

Ported

Net volume2.01 ft³ (57 L)
Tuning (Fb)31 Hz
Portslot 1 9/16 × 14 5/16″, 27 1/4″ long
Port velocity at 125 W32 ft/s
F3 (−3 dB, no cabin gain)30 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 11 11/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs23.6 Hz
Qts0.40
Qes0.422
Qms6.67
Vas3.36 ft³
Re3.65 Ω
Sd51.8 in²
Xmax0.31″
Vd16.3 in³ calc.
Mms76 g calc.
BL9.8 T·m calc.
EBP56 — sealed or ported calc.
Sensitivity, 1 W / 1 m86.7 dB calc.

General

Size10″
Voice coils4 Ω
RMS power125 W

Mounting dimensions

Ø10 1/8″cutout Ø9 1/8″mounting depth 4 3/8″magnet Ø≈ 5 15/16″
Cutout diameter9 1/8″
Mounting depth4 3/8″
Overall diameter10 1/8″

“≈” 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 JL Audio 10″ models