Wavecor SW312WA03
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 28 Hz |
| Qts | 0.479 |
| Qes | 0.5 |
| Qms | 11.5 |
| Vas | 61 L |
| Sd | 488 cm² |
| Xmax | 7.3 mm |
| Re | 3.2 Ω |
| Bl | 14.1 T·m |
| Mms | 176.8 g |
| Pe | 250 W |
| Sensitivity | 90.2 dB |
Alignment hint
| EBP | 56 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 51.7 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 |
|---|---|---|---|---|---|---|---|---|
| Monacor BLACKBASS-12 4 Ohms | 29 +1 | 0.482 = | 61 = | 7.5 +0.2 | 90.1 -0.1 | close | + | |
| JBL GTO 1214 | 28 = | 0.469 -0.01 | 58.2 -2.8 | 7.3 = | 89.4 -0.8 | close | + | |
| Infinity 120.3SE | 28.4 +0.4 | 0.475 = | 55.6 -5.4 | 6.8 -0.5 | 89.5 -0.7 | close | Xmax 6.8 mm < 7.3 mm: lower excursion-limited SPL | + |
| Wavecor SW310WA02 | 27.5 -0.5 | 0.52 +0.04 | 64.5 +3.5 | 7.4 +0.1 | 89.9 -0.3 | close | + | |
| Focal P30F | 28 = | 0.467 -0.01 | 70 +9 | 9.1 +1.8 | 90.1 -0.1 | close | + | |
| Dayton Audio TS320D-4 TITANIC MK 4 | 28.3 +0.3 | 0.453 -0.03 | 64.1 +3.1 | 9.8 +2.5 | 90.7 +0.5 | close | + | |
| Monacor BLACKBASS-12 8 Ohms | 29 +1 | 0.482 = | 61 = | 7.5 +0.2 | 87.1 -3.1 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Oxygen AIR2 300 | 26.7 -1.3 | 0.452 -0.03 | 62.9 +1.9 | 8.8 +1.5 | 89.5 -0.7 | close | + | |
| JL Audio 13TW5V2-2 | 27.6 -0.4 | 0.526 +0.05 | 60.3 -0.7 | 9 +1.7 | 89.2 -1 | close | + | |
| JBL GTO 1214D | 28.3 +0.3 | 0.488 +0.01 | 66 +5 | 7.3 = | 92.9 +2.7 | close | 2 Ω vs 4 Ω: amp load changes | + |
Compare the closest 3 against the SW312WA03 →
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.