JL Audio 12W3V3-4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 26.7 Hz |
| Qts | 0.446 |
| Qes | 0.474 |
| Qms | 7.665 |
| Vas | 80.6 L |
| Sd | 520 cm² |
| Xmax | 10.9 mm |
| Re | 3.56 Ω |
| Bl | 14.5 T·m |
| Mms | 167 g |
| Pe | 500 W |
| Sensitivity | 90.6 dB |
Alignment hint
| EBP | 56 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 53.2 L |
EBP 50-100: works in either a sealed or ported 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 |
|---|---|---|---|---|---|---|---|---|
| Aura Sound NS12-794-4A | 27 +0.3 | 0.423 -0.02 | 78 -2.6 | 9.9 -1 | 90.9 +0.3 | close | Xmax 9.9 mm < 10.9 mm: lower excursion-limited SPL | + |
| Rockford Fosgate S2-124 | 27 +0.3 | 0.498 +0.05 | 77 -3.6 | 10.7 -0.2 | 89.9 -0.7 | close | Xmax 10.7 mm < 10.9 mm: lower excursion-limited SPL | + |
| JL Audio 12W6V2-D4 | 25 -1.7 | 0.45 = | 79.9 -0.7 | 12.7 +1.8 | 86.9 -3.7 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Infinity 1230W | 27.3 +0.6 | 0.437 -0.01 | 78.5 -2.1 | 7.9 -3 | 91 +0.4 | close | 300 W vs 500 W: lower power handling · Xmax 7.9 mm < 10.9 mm: lower excursion-limited SPL | + |
| Rythmik Audio DS1200 | 26 -0.7 | 0.444 = | 88 +7.4 | 8.8 -2.1 | 91.7 +1.1 | close | 350 W vs 500 W: lower power handling · Xmax 8.8 mm < 10.9 mm: lower excursion-limited SPL | + |
| Morel ULTIMO 124 | 26 -0.7 | 0.421 -0.03 | 73.8 -6.8 | 14.6 +3.7 | 89 -1.6 | close | + | |
| Ground Zero GZUW 300SQ | 25.3 -1.4 | 0.423 -0.02 | 86.6 +6 | 12.9 +2 | 88 -2.6 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Dayton Audio RSS315HF-4 | 25 -1.7 | 0.489 +0.04 | 85.1 +4.5 | 10.1 -0.8 | 89.4 -1.2 | close | Xmax 10.1 mm < 10.9 mm: lower excursion-limited SPL | + |
| Dayton Audio TS320D-4 TITANIC MK 4 | 28.3 +1.6 | 0.453 +0.01 | 64.1 -16.5 | 9.8 -1.1 | 90.7 +0.1 | close | Xmax 9.8 mm < 10.9 mm: lower excursion-limited SPL | + |
| JL Audio 12W7AE-3 | 27.2 +0.5 | 0.482 +0.04 | 66 -14.6 | 13.7 +2.8 | 91.2 +0.6 | close | + |
Compare the closest 3 against the 12W3V3-4 →
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.