JL Audio 12W7AE-3
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 27.2 Hz |
| Qts | 0.482 |
| Qes | 0.514 |
| Qms | 7.807 |
| Vas | 66 L |
| Sd | 541.9 cm² |
| Xmax | 13.7 mm |
| Re | 2.47 Ω |
| Bl | 13.2 T·m |
| Mms | 213.5 g |
| Pe | 1000 W |
| Sensitivity | 91.2 dB |
Alignment hint
| EBP | 53 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 57.3 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 |
|---|---|---|---|---|---|---|---|---|
| Dayton Audio TS320D-4 TITANIC MK 4 | 28.3 +1.1 | 0.453 -0.03 | 64.1 -1.9 | 9.8 -3.9 | 90.7 -0.5 | close | 500 W vs 1000 W: lower power handling · Xmax 9.8 mm < 13.7 mm: lower excursion-limited SPL | + |
| Rockford Fosgate S2-124 | 27 -0.2 | 0.498 +0.02 | 77 +11 | 10.7 -3 | 89.9 -1.3 | close | 500 W vs 1000 W: lower power handling · Xmax 10.7 mm < 13.7 mm: lower excursion-limited SPL | + |
| Infinity KAPPA 1200W | 26.5 -0.7 | 0.496 +0.01 | 64.47 -1.53 | 12.75 -0.95 | 85.1 -6.1 | close | 2 Ω vs 4 Ω: amp load changes · 500 W vs 1000 W: lower power handling · Xmax 12.75 mm < 13.7 mm: lower excursion-limited SPL | + |
| Morel ULTIMO 124 | 26 -1.2 | 0.421 -0.06 | 73.8 +7.8 | 14.6 +0.9 | 89 -2.2 | close | + | |
| Focal P30F | 28 +0.8 | 0.467 -0.01 | 70 +4 | 9.1 -4.6 | 90.1 -1.1 | close | 400 W vs 1000 W: lower power handling · Xmax 9.1 mm < 13.7 mm: lower excursion-limited SPL | + |
| Audiomobile ELITE 2212 | 28 +0.8 | 0.48 = | 59.46 -6.54 | 12.7 -1 | 85.8 -5.4 | close | 600 W vs 1000 W: lower power handling · Xmax 12.7 mm < 13.7 mm: lower excursion-limited SPL | + |
| Dayton Audio TIT320C-4 Titanic Mk III | 24.9 -2.3 | 0.458 -0.02 | 64.3 -1.7 | 10.5 -3.2 | 89.2 -2 | usable | 500 W vs 1000 W: lower power handling · Xmax 10.5 mm < 13.7 mm: lower excursion-limited SPL | + |
| Resonant Engineering XXX 12D1 vp | 27 -0.2 | 0.401 -0.08 | 56.5 -9.5 | 12.9 -0.8 | 92 +0.8 | usable | Xmax 12.9 mm < 13.7 mm: lower excursion-limited SPL | + |
| Audio System HX12 SQ | 28.2 +1 | 0.5 +0.02 | 68 +2 | 11.8 -1.9 | 86.1 -5.1 | usable | 450 W vs 1000 W: lower power handling · Xmax 11.8 mm < 13.7 mm: lower excursion-limited SPL | + |
| JL Audio 12W3V3-4 | 26.7 -0.5 | 0.446 -0.04 | 80.6 +14.6 | 10.9 -2.8 | 90.6 -0.6 | usable | 500 W vs 1000 W: lower power handling · Xmax 10.9 mm < 13.7 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12W7AE-3 →
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.