P.Audio SN-12MB mk2
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 62 Hz |
| Qts | 0.413 |
| Qes | 0.44 |
| Qms | 6.7 |
| Vas | 43.6 L |
| Sd | 550 cm² |
| Xmax | 5 mm |
| Re | 5.2 Ω |
| Bl | 17.2 T·m |
| Mms | 64 g |
| Pe | 600 W |
| Sensitivity | 97.6 dB |
Alignment hint
| EBP | 141 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 22.6 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 |
|---|---|---|---|---|---|---|---|---|
| Beyma 12MCS500-8 | 62 = | 0.417 = | 44 +0.4 | 4.9 -0.1 | 97.2 -0.4 | close | Xmax 4.9 mm < 5 mm: lower excursion-limited SPL | + |
| 18 Sound 12NTLW2500 | 60 -2 | 0.38 -0.03 | 45 +1.4 | 7.6 +2.6 | 98.5 +0.9 | close | + | |
| Radian 5212B | 62 = | 0.42 +0.01 | 58.4 +14.8 | 5.4 +0.4 | 98.2 +0.6 | close | 375 W vs 600 W: lower power handling | + |
| P.Audio EM12-LB600 | 62 = | 0.431 +0.02 | 39.8 -3.8 | 4 -1 | 96.7 -0.9 | close | Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
| 18 Sound 12NTLW2500 | 62 = | 0.5 +0.09 | 42 -1.6 | 7.6 +2.6 | 97 -0.6 | close | 16 Ω vs 8 Ω: amp load changes | + |
| RCF L 12P540 | 59 -3 | 0.349 -0.06 | 45 +1.4 | 4.3 -0.7 | 97.6 = | close | 400 W vs 600 W: lower power handling · Xmax 4.3 mm < 5 mm: lower excursion-limited SPL | + |
| HH Electronics B12L | 64 +2 | 0.382 -0.03 | 44.8 +1.2 | 3.4 -1.6 | 97.4 -0.2 | close | 200 W vs 600 W: lower power handling · Xmax 3.4 mm < 5 mm: lower excursion-limited SPL | + |
| Celestion TF 1225E | 60.7 -1.3 | 0.414 = | 50.8 +7.2 | 3.5 -1.5 | 96.8 -0.8 | close | 300 W vs 600 W: lower power handling · Xmax 3.5 mm < 5 mm: lower excursion-limited SPL | + |
| RCF L12P520 | 65 +3 | 0.37 -0.04 | 47 +3.4 | 4 -1 | 97 -0.6 | close | 125 W vs 600 W: lower power handling · Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
| LaVoce WAF122.50 | 59 -3 | 0.365 -0.05 | 47 +3.4 | 4 -1 | 97.4 -0.2 | close | 350 W vs 600 W: lower power handling · Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the SN-12MB mk2 →
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.