B&C 12SW115
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 38 Hz |
| Qts | 0.25 |
| Qes | 0.26 |
| Qms | 9.3 |
| Vas | 34 L |
| Sd | 522 cm² |
| Xmax | 13.5 mm |
| Re | 5.1 Ω |
| Bl | 30.3 T·m |
| Mms | 198 g |
| Pe | 1700 W |
| Sensitivity | 92.5 dB |
Alignment hint
| EBP | 146 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 4.9 L |
EBP > 100: favours a ported (bass-reflex) 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 |
|---|---|---|---|---|---|---|---|---|
| B&C 12SW115 | 39 +1 | 0.25 = | 33 -1 | 13.8 +0.3 | 92 -0.5 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Faital PRO 12HP1060 | 45 +7 | 0.25 = | 33.8 -0.2 | 12.45 -1.05 | 95 +2.5 | close | 4 Ω vs 8 Ω: amp load changes · 1000 W vs 1700 W: lower power handling · Xmax 12.45 mm < 13.5 mm: lower excursion-limited SPL | + |
| Faital PRO 12HP1030 | 45 +7 | 0.27 +0.02 | 33.2 -0.8 | 12.45 -1.05 | 94 +1.5 | close | 4 Ω vs 8 Ω: amp load changes · 1000 W vs 1700 W: lower power handling · Xmax 12.45 mm < 13.5 mm: lower excursion-limited SPL | + |
| Faital PRO 12HP1060 | 45 +7 | 0.28 +0.03 | 36.9 +2.9 | 12.45 -1.05 | 95 +2.5 | usable | 1000 W vs 1700 W: lower power handling · Xmax 12.45 mm < 13.5 mm: lower excursion-limited SPL | + |
| Faital PRO 12RS1066 | 42 +4 | 0.33 +0.08 | 31.5 -2.5 | 12.45 -1.05 | 93 +0.5 | usable | 1000 W vs 1700 W: lower power handling · Xmax 12.45 mm < 13.5 mm: lower excursion-limited SPL | + |
| B&C 12TBX100 | 42 +4 | 0.26 +0.01 | 37.5 +3.5 | 9 -4.5 | 95 +2.5 | usable | 1000 W vs 1700 W: lower power handling · Xmax 9 mm < 13.5 mm: lower excursion-limited SPL | + |
| Faital PRO 12HP1030 | 45 +7 | 0.3 +0.05 | 35.9 +1.9 | 12.45 -1.05 | 95 +2.5 | usable | 1000 W vs 1700 W: lower power handling · Xmax 12.45 mm < 13.5 mm: lower excursion-limited SPL | + |
| Sica 12 SR 4 CP | 38 = | 0.3 +0.05 | 41.7 +7.7 | 9 -4.5 | 92.6 +0.1 | usable | 1000 W vs 1700 W: lower power handling · Xmax 9 mm < 13.5 mm: lower excursion-limited SPL | + |
| FI Audio BTLv3 12 | 33.9 -4.1 | 0.249 = | 24.9 -9.1 | 9.5 -4 | 94.2 +1.7 | usable | 2 Ω vs 8 Ω: amp load changes · Xmax 9.5 mm < 13.5 mm: lower excursion-limited SPL | + |
| B&C 12TBX100 | 44 +6 | 0.23 -0.02 | 41.1 +7.1 | 9 -4.5 | 93 +0.5 | usable | 4 Ω vs 8 Ω: amp load changes · 1000 W vs 1700 W: lower power handling · Xmax 9 mm < 13.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12SW115 →
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.