Fi Audio Xv3 10 D2
10″ subwoofer · dual 2 Ω · 1,000 W RMS
| Source | web.archive.org · manufacturer data |
|---|---|
| Checked against source | October 2026 |
| Thiele/Small parameters | complete |
| Mounting dimensions | 3 of 4 — missing: magnet diameter; the designer will use an estimate |
Recommended box
For a sedan, one sub, 1,000 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| Bass character (Qtc) | Flat and accurate · 0.64 |
|---|---|
| Fc | 44 Hz |
| F3 (−3 dB, no cabin gain) | 52 Hz |
| Example box (outside) | 12 5/8″ × 12 5/8″ × 9 3/8″ |
Ported
deeper, louder| Tuning (Fb) | 36 Hz |
|---|---|
| Port | slot 1 15/16 × 14 5/16″, 70 1/2″ long |
| Port velocity at 1,000 W | 58 ft/s |
| F3 (−3 dB, no cabin gain) | 31 Hz |
| Example box (outside) | 31 1/2″ × 15 3/4″ × 10 1/4″ |
The volume and tuning are the recommendation, but the port doesn’t fit this example box. Size the box and port in the designer.
Open ported box in designerDeeper: 0.92 ft³ (26 L) tuned to 36 Hz, 17 1/16″ × 15 3/4″ × 9 7/16″ outside — a bigger box with flatter deep bass. Open in the calculator
Projects with this subwoofer
Boxes that users designed and published: plans, cut sheet and response graph.
Thiele/Small parameters
| Size | 10″ |
|---|---|
| Voice coils | dual 2 Ω |
| RMS power | 1,000 W |
| Fs | 32.5 Hz |
| Qts | 0.47 |
| Qes | 0.5 |
| Qms | 7.13 |
| Vas | 0.44 ft³ |
| Re (one coil) | 1.4 Ω |
|---|---|
| Sd | 48.1 in² |
| Xmax | 1.06″ |
| Vd | 51.1 in³ calc. |
| Mms | 263 g calc. |
| BL | 12.3 T·m calc. |
| EBP | 65 — sealed or ported calc. |
| Sensitivity, 1 W / 1 m | 81.3 dB calc. |
Mounting dimensions
| Cutout diameter | 9 1/4″ |
|---|---|
| Mounting depth | 6 7/8″ |
| Overall diameter | 11″ |
“≈” 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
- web.archive.org/web/20220819084700/https://ficaraudio.com/product/xv3-series/
- web.archive.org/web/20190920052313/https://ficaraudio.com/product/xv3-series-x12
Other Fi Audio 10″ models
- Fi Audio Alpha v1 10 S1 10″ · 1 Ω
- Fi Audio Alpha v1 10 S2 10″ · 2 Ω
- Fi Audio Alpha v1 10 S4 10″ · 4 Ω
- Fi Audio Alpha v2 10 S2 10″ · 2 Ω
- Fi Audio Alpha v2 10 S4 10″ · 4 Ω
- Fi Audio Alpha v2.1 10 S2 10″ · 2 Ω
- Fi Audio Alpha v2.1 10 S4 10″ · 4 Ω
- Fi Audio BL-NEO 10 D1 10″ · dual 1 Ω
- Fi Audio BL-NEO 10 D2 10″ · dual 2 Ω
- Fi Audio BL10 D1 10″ · dual 1 Ω
- Fi Audio BL10 D2 10″ · dual 2 Ω
- Fi Audio BL10v3 D1 10″ · dual 1 Ω
Similar 10″ subwoofers from other brands
Close in Fs, Qts and Vas — a box of similar volume will suit them.
- Rockville W10K9D2 0.49 ft³ sealed · 1.52 ft³ ported
- Phoenix Gold Ti310D4 (Ti3, DVC 4 ohm) 0.46 ft³ sealed · 0.81 ft³ ported
- Diamond M6 10D4 0.46 ft³ sealed · 0.81 ft³ ported
- Diamond M6 10D2 0.46 ft³ sealed · 0.81 ft³ ported
- DL Audio Phoenix 10 (2+2) 0.49 ft³ sealed · 0.85 ft³ ported
- Audiobahn AW1005N 0.42 ft³ sealed · 0.74 ft³ ported
FAQ
What box does the Fi Audio Xv3 10 D2 need?
Recommended net volume: 0.51 ft³ sealed, 0.78 ft³ ported tuned to 36 Hz — for one sub in a sedan at 1,000 W. Fit the box to your space and amp in the free calculator, with plans and a cut sheet.
What are the Fi Audio Xv3 10 D2 Thiele/Small specs?
Fs 32.5 Hz, Qts 0.47, Vas 0.44 ft³, Xmax 1.06″, Sd 48.1 in².
What is the Fi Audio Xv3 10 D2 mounting depth?
Mounting depth is 6 7/8″, cutout diameter 9 1/4″. The inside depth of the box must exceed the mounting depth by at least 1″.
How much power does the Fi Audio Xv3 10 D2 handle and how do I wire it?
RMS power rating: 1,000 W. Dual 2 Ω voice coils: series gives 4 Ω, parallel gives 1 Ω at the amp. Wiring for several subs and amp power — in the wiring calculator.