JL Audio 10W1v2-4
10″ subwoofer · 4 Ω · 300 W RMS · also as 10W1v2-8 (8 Ω)
The JL Audio 10W1v2-4 is a 10″ subwoofer. With Qts 0.40 and EBP 58 it works both sealed and ported: sealed is tighter and smaller, ported is deeper and louder. Modest excursion (Xmax 0.37″) — for clean sound at moderate levels, not for SPL competitions.
| 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, 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
smaller, tighter| Bass character (Qtc) | Tight and punchy · 0.81 |
|---|---|
| Fc | 50 Hz |
| F3 (−3 dB, no cabin gain) | 48 Hz |
| Example box (outside) | 12 3/16″ × 12 3/16″ × 11 1/4″ |
Ported
deeper, louder| Tuning (Fb) | 30 Hz |
|---|---|
| Port | slot 1 9/16 × 14 5/16″, 43 1/2″ long |
| Port velocity at 300 W | 43 ft/s |
| F3 (−3 dB, no cabin gain) | 29 Hz |
| Example box (outside) | 31 1/2″ × 15 3/4″ × 10 1/2″ |
Deeper: 1.98 ft³ (56 L) tuned to 27 Hz, 31 1/2″ × 15 3/4″ × 12 3/8″ 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 | 4 Ω |
| RMS power | 300 W |
| Fs | 25.2 Hz |
| Qts | 0.40 |
| Qes | 0.432 |
| Qms | 6.34 |
| Vas | 1.78 ft³ |
| Re | 4.09 Ω |
|---|---|
| Sd | 53.5 in² |
| Xmax | 0.37″ |
| Vd | 20 in³ calc. |
| Mms | 133 g calc. |
| BL | 14.1 T·m calc. |
| EBP | 58 — sealed or ported calc. |
| Sensitivity, 1 W / 1 m | 84.7 dB calc. |
Mounting dimensions
| Cutout diameter | 9 1/16″ |
|---|---|
| Mounting depth | 4 5/16″ |
| Overall diameter | 10 1/2″ |
Where it fits in a vehicle
Spots from our vehicle guides where the cutout, mounting depth and recommended box fit. The spot sizes are approximate — measure your own vehicle.
- F-150 SuperCrew — under the rear seat sealed and ported box
- F-150 regular cab — behind the seat sealed box
- Ram Crew Cab — under the rear seat sealed and ported box
- Ram regular cab — behind the seat sealed box
- Tacoma Double Cab — under the rear seat sealed box
- Tacoma Access Cab — behind the front seats sealed box
- Bronco 4-door — behind the rear seat sealed and ported box
- Wrangler 4-door, hard top — behind the rear seat sealed and ported box
- Wrangler 4-door, soft top — behind the rear seat sealed and ported box
- Silverado / Sierra Crew Cab — under the rear seat sealed and ported box
- Silverado / Sierra regular cab — behind the seat sealed box
- Spare tire well sealed box
- Polaris RZR / Ranger — under the seat sealed box
- Can-Am — under the seat sealed box
- Avalanche — under the rear seat sealed box
- FJ Cruiser — behind the rear seat sealed and ported box
- El Camino 1978–87 — behind the seat sealed and ported box
- Cherokee XJ — cargo area, spare moved out sealed and ported box
- Excursion — behind the third row sealed and ported box
- Mustang 2015–2023 coupe — trunk sealed and ported box
- Challenger / Charger — trunk sealed and ported box
- Tesla Model 3 — well under the trunk floor sealed box
- Club Car Precedent — under the rear seat sealed and ported box
“≈” 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/20160327021637/http://www.jlaudio.com:80/10w1v2-4-car-audio-
- web.archive.org/web/20150924070557/http://mediacdn.jlaudio.com/media/mfg/9013/me
Voice coil versions
The same sub with different voice coils: the parameters are nearly the same — pick by your amp and wiring.
| Model | Voice coils | Re | Qes | Vas | Sealed | Ported |
|---|---|---|---|---|---|---|
| JL Audio 10W1v2-4 | 4 Ω | 4.09 Ω | 0.432 | 1.78 ft³ | 0.60 ft³ | 1.41 ft³ · 30 Hz |
| JL Audio 10W1v2-8 | 8 Ω | 6.67 Ω | 0.472 | 1.73 ft³ | 0.74 ft³ | 1.38 ft³ · 30 Hz |
Other JL Audio 10″ models
- JL Audio 10TW1-2 10″ · 2 Ω
- JL Audio 10TW1-4 10″ · 4 Ω
- JL Audio 10TW3-D4 10″ · dual 4 Ω
- JL Audio 10TW3-D8 10″ · dual 8 Ω
- JL Audio 10W0-4 10″ · 4 Ω
- JL Audio 10W0-8 10″ · 8 Ω
- JL Audio 10W0v3-4 10″ · 4 Ω
- JL Audio 10W1-4 10″ · 4 Ω
- JL Audio 10W1-8 10″ · 8 Ω
- JL Audio 10W1v3-2 10″ · 2 Ω
- JL Audio 10W1v3-4 10″ · 4 Ω
- JL Audio 10W3v3-2 10″ · 2 Ω
Similar 10″ subwoofers from other brands
Close in Fs, Qts and Vas — a box of similar volume will suit them.
- Orion XtrPro 10D (2000) 0.57 ft³ sealed · 1.59 ft³ ported
- Morel Ultimo 102 (SVC 2 ohm) 0.53 ft³ sealed · 1.59 ft³ ported
- Dayton Audio RSS265HF-4 0.88 ft³ sealed · 1.52 ft³ ported
- Ground Zero GZIW 250 (4 Ohm) 0.74 ft³ sealed · 1.38 ft³ ported
- Elemental Designs e5.10 0.49 ft³ sealed · 1.62 ft³ ported
- Orion XTR102D / XTR10D2 (XTR 10" DVC 2ohm) 0.99 ft³ sealed · 1.02 ft³ ported
All 10″ subwoofers in our database →
FAQ
What box does the JL Audio 10W1v2-4 need?
Recommended net volume: 0.60 ft³ sealed, 1.41 ft³ ported tuned to 30 Hz — for one sub in a sedan at 300 W. Fit the box to your space and amp in the free calculator, with plans and a cut sheet.
What are the JL Audio 10W1v2-4 Thiele/Small specs?
Fs 25.2 Hz, Qts 0.40, Vas 1.78 ft³, Xmax 0.37″, Sd 53.5 in².
What is the JL Audio 10W1v2-4 mounting depth?
Mounting depth is 4 5/16″, cutout diameter 9 1/16″. The inside depth of the box must exceed the mounting depth by at least 1″.
How much power does the JL Audio 10W1v2-4 handle and how do I wire it?
RMS power rating: 300 W. Wiring for several subs and amp power — in the wiring calculator.
Is the JL Audio 10W1v2-4 better sealed or ported?
EBP 58: both work — sealed 0.60 ft³ is tighter and smaller, ported 1.41 ft³ tuned to 30 Hz is deeper and louder.
What port does the JL Audio 10W1v2-4 need?
For the 1.41 ft³ ported box tuned to 30 Hz: slot 1 9/16 × 14 5/16″, 43 1/2″ long, area 22.6 in²; or a round port Ø5 3/8″, ≈ 43 1/2″ long. Port air speed at 300 W: 43 ft/s.
What box do two JL Audio 10W1v2-4 subs need?
Two subs need twice the volume: 1.20 ft³ sealed, or 2.83 ft³ ported at the same 30 Hz tuning with twice the port area. One shared chamber or one per sub — whatever fits your vehicle.