Hifonics ZRX10D2

10″ subwoofer · dual 2 Ω · 800 W RMS

Fs 37.6 HzQts 0.52Vas 0.45 ft³Xmax 0.49″

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 volume0.49 ft³ (14 L)
Qtc0.71
Fc52 Hz
F3 (−3 dB, no cabin gain)54 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 9 1/8″
Open sealed box in designer

Ported

Net volume1.02 ft³ (29 L)
Tuning (Fb)32 Hz
Portround port Ø3″, 15 3/4″ long
Port velocity at 800 W222 ft/s
F3 (−3 dB, no cabin gain)29 Hz
Example box (outside)20 1/8″ × 15 3/4″ × 9 1/16″
Open ported box in designer
2030405060801001502006066727884HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs37.6 Hz
Qts0.52
Qes0.56
Qms6.59
Vas0.45 ft³
Re (one coil)2 Ω
Sd51.5 in²
Xmax0.49″
Vd25.3 in³ calc.
Mms220 g calc.
BL13.6 T·m calc.
EBP67 — sealed or ported calc.
Sensitivity, 1 W / 1 m82.8 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power800 W

Mounting dimensions

Ø10 13/16″cutout Ø9 7/16″mounting depth 6 9/16″magnet Ø≈ 6 1/8″
Cutout diameter9 7/16″
Mounting depth6 9/16″
Overall diameter10 13/16″

“≈” 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