Selenium 12SW3A DVC 2+2
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 35 Hz |
| Qts | 0.724 |
| Qes | 0.78 |
| Qms | 10.08 |
| Vas | 49 L |
| Sd | 507 cm² |
| Xmax | 6.5 mm |
| Re | 3.7 Ω |
| Bl | 12.6 T·m |
| Mms | 152.1 g |
| Pe | 600 W |
| Sensitivity | 89.6 dB |
Alignment hint
| EBP | 45 · 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 |
|---|---|---|---|---|---|---|---|---|
| hertz Hertz Audio ES300.5 | 35 = | 0.66 -0.06 | 48.5 -0.5 | 6.8 +0.3 | 90.8 +1.2 | close | 350 W vs 600 W: lower power handling | + |
| Fountek FW300 | 37.3 +2.3 | 0.783 +0.06 | 50.1 +1.1 | 5.5 -1 | 89.8 +0.2 | close | 300 W vs 600 W: lower power handling · Xmax 5.5 mm < 6.5 mm: lower excursion-limited SPL | + |
| Ground Zero GZIW 300X | 34.9 -0.1 | 0.69 -0.03 | 53.6 +4.6 | 7.5 +1 | 86.6 -3 | close | 350 W vs 600 W: lower power handling | + |
| Hertz Audio ES 300.5 | 35 = | 0.66 -0.06 | 48.5 -0.5 | 9 +2.5 | 86.6 -3 | close | 350 W vs 600 W: lower power handling | + |
| Pioneer TS-A30S4 | 39.2 +4.2 | 0.7 -0.02 | 56.1 +7.1 | 6.6 +0.1 | 92.1 +2.5 | close | 400 W vs 600 W: lower power handling | + |
| Ground Zero GZIW 12XSPL-D2 | 32.5 -2.5 | 0.736 +0.01 | 40.4 -8.6 | 7.6 +1.1 | 87.1 -2.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Sony XS-L124P5B | 33.1 -1.9 | 0.626 -0.1 | 44.5 -4.5 | 6 -0.5 | 88.8 -0.8 | close | 380 W vs 600 W: lower power handling · Xmax 6 mm < 6.5 mm: lower excursion-limited SPL | + |
| MTX Audio T8500 | 35.5 +0.5 | 0.734 +0.01 | 41.5 -7.5 | 5.4 -1.1 | 92.2 +2.6 | close | 2 Ω vs 4 Ω: amp load changes · 350 W vs 600 W: lower power handling · Xmax 5.4 mm < 6.5 mm: lower excursion-limited SPL | + |
| Powerbass S-12T | 34.4 -0.6 | 0.634 -0.09 | 45.92 -3.08 | 6.9 +0.4 | 85.8 -3.8 | close | 300 W vs 600 W: lower power handling | + |
| MTX Audio RTS12-04 | 33.5 -1.5 | 0.631 -0.09 | 58.4 +9.4 | 5.8 -0.7 | 89.5 -0.1 | usable | 250 W vs 600 W: lower power handling · Xmax 5.8 mm < 6.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12SW3A DVC 2+2 →
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.