Scan-Speak 30W/4558T00SGERW
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 17 Hz |
| Qts | 0.318 |
| Qes | 0.34 |
| Qms | 5.01 |
| Vas | 197 L |
| Sd | 466 cm² |
| Xmax | 12.5 mm |
| Re | 2.6 Ω |
| Bl | 10.5 T·m |
| Mms | 135.4 g |
| Pe | 350 W |
| Sensitivity | 91.4 dB |
Alignment hint
| EBP | 50 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 49.9 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 |
|---|---|---|---|---|---|---|---|---|
| Scan-Speak 30W/4558T00 | 17 = | 0.318 = | 197 = | 10.9 -1.6 | 91.4 = | close | 150 W vs 350 W: lower power handling · Xmax 10.9 mm < 12.5 mm: lower excursion-limited SPL | + |
| Scan-Speak 32W/4878T00 v2015 | 18 +1 | 0.315 = | 203.9 +6.9 | 11.1 -1.4 | 91.7 +0.3 | close | 200 W vs 350 W: lower power handling · Xmax 11.1 mm < 12.5 mm: lower excursion-limited SPL | + |
| Scan-Speak 32W/4878T00 | 18 +1 | 0.315 = | 207.1 +10.1 | 11 -1.5 | 91.7 +0.3 | close | 200 W vs 350 W: lower power handling · Xmax 11 mm < 12.5 mm: lower excursion-limited SPL | + |
| SB Acoustics SB34SWNRX-S75-6 | 18 +1 | 0.334 +0.02 | 183 -14 | 11 -1.5 | 89.3 -2.1 | close | 8 Ω vs 4 Ω: amp load changes · 200 W vs 350 W: lower power handling · Xmax 11 mm < 12.5 mm: lower excursion-limited SPL | + |
| Accuton AUTOSOM | 19.4 +2.4 | 0.344 +0.03 | 169 -28 | 12.5 = | 92.2 +0.8 | close | 250 W vs 350 W: lower power handling | + |
| Peerless 830952 | 19.1 +2.1 | 0.365 +0.05 | 159 -38 | 13 +0.5 | 91.5 +0.1 | usable | 250 W vs 350 W: lower power handling | + |
| SB Acoustics SB34SWNRX-S75-6 v2012 | 19 +2 | 0.318 = | 164 -33 | 9.9 -2.6 | 89.7 -1.7 | usable | 8 Ω vs 4 Ω: amp load changes · 200 W vs 350 W: lower power handling · Xmax 9.9 mm < 12.5 mm: lower excursion-limited SPL | + |
| Image Dynamics IDMAX 12D4V3 | 20 +3 | 0.336 +0.02 | 165 -32 | 12.3 -0.2 | 88.4 -3 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 12.3 mm < 12.5 mm: lower excursion-limited SPL | + |
| Peerless XXLS-835017 | 19.4 +2.4 | 0.344 +0.03 | 169 -28 | 8.9 -3.6 | 92.2 +0.8 | usable | 120 W vs 350 W: lower power handling · Xmax 8.9 mm < 12.5 mm: lower excursion-limited SPL | + |
| Morel TICW 1258FT | 19 +2 | 0.347 +0.03 | 170 -27 | 10.5 -2 | 87.8 -3.6 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 10.5 mm < 12.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 30W/4558T00SGERW →
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.