Ground Zero GZIW 12XSPL-D2
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 32.5 Hz |
| Qts | 0.736 |
| Qes | 0.79 |
| Qms | 10.76 |
| Vas | 40.4 L |
| Sd | 529 cm² |
| Xmax | 7.6 mm |
| Re | 4.33 Ω |
| Bl | 16.1 T·m |
| Mms | 232.9 g |
| Pe | 500 W |
| Sensitivity | 87.1 dB |
Alignment hint
| EBP | 41 · 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 |
|---|---|---|---|---|---|---|---|---|
| Pioneer TS-W310D4 | 37 +4.5 | 0.778 +0.04 | 37.4 -3 | 6.2 -1.4 | 87 -0.1 | close | Xmax 6.2 mm < 7.6 mm: lower excursion-limited SPL | + |
| Hertz Audio ES 300.5 | 35 +2.5 | 0.66 -0.08 | 48.5 +8.1 | 9 +1.4 | 86.6 -0.5 | close | 4 Ω vs 8 Ω: amp load changes · 350 W vs 500 W: lower power handling | + |
| Ground Zero GZIW 300X | 34.9 +2.4 | 0.69 -0.05 | 53.6 +13.2 | 7.5 -0.1 | 86.6 -0.5 | close | 4 Ω vs 8 Ω: amp load changes · 350 W vs 500 W: lower power handling · Xmax 7.5 mm < 7.6 mm: lower excursion-limited SPL | + |
| Powerbass S-12T | 34.4 +1.9 | 0.634 -0.1 | 45.92 +5.52 | 6.9 -0.7 | 85.8 -1.3 | usable | 4 Ω vs 8 Ω: amp load changes · 300 W vs 500 W: lower power handling · Xmax 6.9 mm < 7.6 mm: lower excursion-limited SPL | + |
| Selenium 12SW3A DVC 2+2 | 35 +2.5 | 0.724 -0.01 | 49 +8.6 | 6.5 -1.1 | 89.6 +2.5 | usable | 4 Ω vs 8 Ω: amp load changes · Xmax 6.5 mm < 7.6 mm: lower excursion-limited SPL | + |
| Skar Audio EV-12 S2 | 43.1 +10.6 | 0.7 -0.04 | 36.7 -3.7 | 8.5 +0.9 | 87.6 +0.5 | usable | 2 Ω vs 8 Ω: amp load changes · 200 W vs 500 W: lower power handling | + |
| American Bass DX 12 | 35.6 +3.1 | 0.6 -0.14 | 41.5 +1.1 | 12 +4.4 | 86.2 -0.9 | usable | 4 Ω vs 8 Ω: amp load changes | + |
| Infinity Kappa 123WDSSI 2Ohm | 34.2 +1.7 | 0.778 +0.04 | 58.6153 +18.22 | 10.2 +2.6 | 86.0429 -1.06 | usable | 2 Ω vs 8 Ω: amp load changes | + |
| Sony XS-L124P5B | 33.1 +0.6 | 0.626 -0.11 | 44.5 +4.1 | 6 -1.6 | 88.8 +1.7 | usable | 4 Ω vs 8 Ω: amp load changes · 380 W vs 500 W: lower power handling · Xmax 6 mm < 7.6 mm: lower excursion-limited SPL | + |
| Selenium 12SW13ADVC 4+4 | 37 +4.5 | 0.854 +0.12 | 47 +6.6 | 7 -0.6 | 86.2 -0.9 | usable | Xmax 7 mm < 7.6 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the GZIW 12XSPL-D2 →
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.