Hifonics ZST10D2

10″ subwoofer · dual 2 Ω · 300 W RMS

Fs 34.6 HzQts 0.76Vas 0.79 ft³Xmax 0.39″

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 volume1.24 ft³ (35 L)
Qtc0.97
Fc44 Hz
F3 (−3 dB, no cabin gain)37 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 6 5/8″
Open sealed box in designer

Ported

Net volume2.08 ft³ (59 L)
Tuning (Fb)30 Hz
Portslot 1 9/16 × 14 5/16″, 28 1/4″ long
Port velocity at 300 W55 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

Fs34.6 Hz
Qts0.76
Qes0.89
Qms5.05
Vas0.79 ft³
Re (one coil)1.8 Ω
Sd53.6 in²
Xmax0.39″
Vd21.1 in³ calc.
Mms159 g calc.
BL8.4 T·m calc.
EBP39 — suits sealed calc.
Sensitivity, 1 W / 1 m82.2 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power300 W

Mounting dimensions

Ø10 3/16″cutout Ø9 1/8″mounting depth 3 9/16″magnet Ø≈ 5 15/16″
Cutout diameter9 1/8″
Mounting depth3 9/16″
Overall diameter10 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 Hifonics 10″ models