JL Audio 12W0V3-4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 32.09 Hz |
| Qts | 0.67 |
| Qes | 0.715 |
| Qms | 10.709 |
| Vas | 71.64 L |
| Sd | 481 cm² |
| Xmax | 11.4 mm |
| Re | 4.28 Ω |
| Bl | 11.67 T·m |
| Mms | 112.8 g |
| Pe | 300 W |
| Sensitivity | 85.64 dB |
Alignment hint
| EBP | 45 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 629.3 L |
EBP < 50: favours a sealed (closed) alignment.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Substitute candidates
| Driver | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Fit | Notes | Compare |
|---|---|---|---|---|---|---|---|---|
| Alpine SWE-1242 | 31 -1.09 | 0.66 -0.01 | 61 -10.64 | 11.7 +0.3 | 85.9 +0.26 | close | + | |
| Soundstream STEALTH-124 | 29.98 -2.11 | 0.687 +0.02 | 59.5 -12.14 | 13 +1.6 | 84.8 -0.84 | close | 8 Ω vs 4 Ω: amp load changes | + |
| JL Audio 12W0V3-4 | 28.4 -3.69 | 0.67 = | 71.6 -0.04 | 9.3 -2.1 | 88.3 +2.66 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 9.3 mm < 11.4 mm: lower excursion-limited SPL | + |
| Alpine SWE-1241 | 31 -1.09 | 0.653 -0.02 | 61 -10.64 | 11.3 -0.1 | 89.6 +3.96 | close | Xmax 11.3 mm < 11.4 mm: lower excursion-limited SPL | + |
| Rockford Fosgate T1D412 | 29.2 -2.89 | 0.613 -0.06 | 55.8 -15.84 | 10.9 -0.5 | 85.8 +0.16 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 10.9 mm < 11.4 mm: lower excursion-limited SPL | + |
| Rockford Fosgate P2D4-12 | 27 -5.09 | 0.581 -0.09 | 70.3 -1.34 | 10.1 -1.3 | 86.8 +1.16 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 10.1 mm < 11.4 mm: lower excursion-limited SPL | + |
| Infinity Kappa 123WDSSI 2Ohm | 34.2 +2.11 | 0.778 +0.11 | 58.6153 -13.02 | 10.2 -1.2 | 86.0429 +0.4 | usable | 2 Ω vs 4 Ω: amp load changes · Xmax 10.2 mm < 11.4 mm: lower excursion-limited SPL | + |
| Rockford Fosgate R2SD4-12 | 30.3 -1.79 | 0.653 -0.02 | 65.4 -6.24 | 6.9 -4.5 | 86.7 +1.06 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 6.9 mm < 11.4 mm: lower excursion-limited SPL | + |
| Dayton Audio UM12-22 | 24.9 -7.19 | 0.589 -0.08 | 71.6 -0.04 | 12.5 +1.1 | 87.7 +2.06 | usable | + | |
| JL Audio 12W1V3-2 | 26.55 -5.54 | 0.52 -0.15 | 72 +0.36 | 11 -0.4 | 85.9 +0.26 | usable | 2 Ω vs 4 Ω: amp load changes · Xmax 11 mm < 11.4 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12W0V3-4 →
Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.
Used in enclosures (0)
No enclosure in the catalog uses this driver yet.