Rockford Fosgate Power T110D4 (2004)

10″ subwoofer · dual 4 Ω · 600 W RMS

36 HzFs, resonance
0.60Qts
0.56 ft³Vas
0.55″Xmax
600 WRMS

Recommended box

For a sedan, one sub, 600 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

smaller, tighter
0.71 ft³ (20 L)
Net volume
Qtc0.80
Fc48 Hz
F3 (−3 dB, no cabin gain)45 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 12 1/16″
Open sealed box in designer

Ported

deeper, louder
1.87 ft³ (53 L)
Net volume
Tuning (Fb)27 Hz
Portslot 1 3/4 × 14 5/16″, 45 9/16″ long
Port velocity at 600 W67 ft/s
F3 (−3 dB, no cabin gain)24 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 12 3/4″
Open ported box in designer
2030405060801001502006066727884HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs36 Hz
Qts0.60
Qes0.67
Qms5.68
Vas0.56 ft³
Re (one coil)3.1 Ω
Sd48.1 in²
Xmax0.55″
Vd26.5 in³ calc.
Mms168 g calc.
BL13.3 T·m calc.
EBP54 — sealed or ported calc.
Sensitivity, 1 W / 1 m82.4 dB calc.

General

Size10″
Voice coilsdual 4 Ω
RMS power600 W

Mounting dimensions

Ø11 3/16″cutout Ø9 5/16″mounting depth 6 7/16″magnet Ø≈ 6 1/16″
Cutout diameter9 5/16″
Mounting depth6 7/16″
Overall diameter11 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 Rockford Fosgate 10″ models