Lanzar VW124/12D
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 40 Hz |
| Qts | 0.763 |
| Qes | 0.9 |
| Qms | 5 |
| Vas | 147.4 L |
| Sd | 531 cm² |
| Xmax | 10 mm |
| Re | 3.7 Ω |
| Bl | 6.6 T·m |
| Mms | 42.5 g |
| Pe | 800 W |
| Sensitivity | 95.5 dB |
Alignment hint
| EBP | 44 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | Qts too high |
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 |
|---|---|---|---|---|---|---|---|---|
| AE Speakers LO12-D16 | 41.9 +1.9 | 0.67 -0.09 | 119.7 -27.7 | 7.4 -2.6 | 94.1 -1.4 | usable | 8 Ω vs 4 Ω: amp load changes · 200 W vs 800 W: lower power handling · Xmax 7.4 mm < 10 mm: lower excursion-limited SPL | + |
| AE Speakers LO12-D8 v2016 | 41.9 +1.9 | 0.67 -0.09 | 117.9 -29.5 | 7.4 -2.6 | 97.1 +1.6 | usable | 200 W vs 800 W: lower power handling · Xmax 7.4 mm < 10 mm: lower excursion-limited SPL | + |
| Monacor SP-302E | 39 -1 | 0.722 -0.04 | 141 -6.4 | 4 -6 | 95.3 -0.2 | usable | 100 W vs 800 W: lower power handling · Xmax 4 mm < 10 mm: lower excursion-limited SPL | + |
| Cabasse 30BZ18 v2 | 38.5 -1.5 | 0.747 -0.02 | 154.7 +7.3 | 4 -6 | 92.8 -2.7 | usable | 8 Ω vs 4 Ω: amp load changes · 80 W vs 800 W: lower power handling · Xmax 4 mm < 10 mm: lower excursion-limited SPL | + |
| Focal W31B | 40 = | 0.58 -0.18 | 125 -22.4 | 6 -4 | 95.8 +0.3 | usable | 8 Ω vs 4 Ω: amp load changes · 250 W vs 800 W: lower power handling · Xmax 6 mm < 10 mm: lower excursion-limited SPL | + |
| Focal 13V 7501 | 36.5 -3.5 | 0.712 -0.05 | 97.3 -50.1 | 6.8 -3.2 | 94.2 -1.3 | usable | 175 W vs 800 W: lower power handling · Xmax 6.8 mm < 10 mm: lower excursion-limited SPL | + |
| Visaton TIW360DS 2x4 Ohms | 30 -10 | 0.675 -0.09 | 114 -33.4 | 11.7 +1.7 | 92 -3.5 | usable | 300 W vs 800 W: lower power handling | + |
| Visaton WS32AW vp de FREDO51 | 39 -1 | 0.765 = | 115 -32.4 | 5 -5 | 91.5 -4 | usable | 8 Ω vs 4 Ω: amp load changes · 150 W vs 800 W: lower power handling · Xmax 5 mm < 10 mm: lower excursion-limited SPL | + |
| Celestion PULSE XL 12.20 | 35.1 -4.9 | 0.503 -0.26 | 153.3 +5.9 | 8.3 -1.7 | 94.2 -1.3 | usable | 8 Ω vs 4 Ω: amp load changes · 250 W vs 800 W: lower power handling · Xmax 8.3 mm < 10 mm: lower excursion-limited SPL | + |
| JL Audio 12IB4 | 40.5 +0.5 | 0.631 -0.13 | 112.4 -35 | 6 -4 | 93.6 -1.9 | usable | 8 Ω vs 4 Ω: amp load changes · 125 W vs 800 W: lower power handling · Xmax 6 mm < 10 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the VW124/12D →
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.