P.Audio SN-12B
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 48.4 Hz |
| Qts | 0.16 |
| Qes | 0.164 |
| Qms | 6.5 |
| Vas | 68 L |
| Sd | 526 cm² |
| Xmax | 3.5 mm |
| Re | 5.2 Ω |
| Bl | 24.5 T·m |
| Mms | 62.5 g |
| Pe | 300 W |
| Sensitivity | 98.6 dB |
Alignment hint
| EBP | 295 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 3.7 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 |
|---|---|---|---|---|---|---|---|---|
| JBL 2254J | 46.6 -1.8 | 0.159 = | 73.6 +5.6 | 3.9 +0.4 | 97 -1.6 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Beyma 12P80ND V2 | 50 +1.6 | 0.163 = | 65 -3 | 4.5 +1 | 100.7 +2.1 | close | + | |
| HH Electronics 1201E | 45.5 -2.9 | 0.171 +0.01 | 72.7 +4.7 | 3.3 -0.2 | 99.3 +0.7 | close | 200 W vs 300 W: lower power handling · Xmax 3.3 mm < 3.5 mm: lower excursion-limited SPL | + |
| BMS 12C362 | 47.5 -0.9 | 0.182 +0.02 | 56.5 -11.5 | 4.4 +0.9 | 98.5 -0.1 | close | + | |
| Oberton 12NB400 | 43.58 -4.82 | 0.18 +0.02 | 70.45 +2.45 | 5.25 +1.75 | 98 -0.6 | close | + | |
| B&C 12 NW 76 | 40 -8.4 | 0.163 = | 76 +8 | 4.8 +1.3 | 98.3 -0.3 | close | + | |
| PHL Audio 4070 | 47 -1.4 | 0.207 +0.05 | 68 = | 4.6 +1.1 | 98.7 +0.1 | close | + | |
| B&C 12NW76 | 43 -5.4 | 0.15 -0.01 | 64.5 -3.5 | 8 +4.5 | 98 -0.6 | close | 4 Ω vs 8 Ω: amp load changes | + |
| B&C 12NDL76 | 50 +1.6 | 0.19 +0.03 | 70 +2 | 6 +2.5 | 100 +1.4 | close | 4 Ω vs 8 Ω: amp load changes | + |
| B&C 12NW76 | 40 -8.4 | 0.16 = | 76 +8 | 8 +4.5 | 98.5 -0.1 | close | + |
Compare the closest 3 against the SN-12B →
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.