SICA 12 N 2.5 PL
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 55.3 Hz |
| Qts | 0.395 |
| Qes | 0.41 |
| Qms | 10.93 |
| Vas | 79.7 L |
| Sd | 530.9 cm² |
| Xmax | 3.5 mm |
| Re | 5.47 Ω |
| Bl | 13.8 T·m |
| Mms | 41.1 g |
| Pe | 250 W |
| Sensitivity | 98.8 dB |
Alignment hint
| EBP | 135 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 36.2 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 |
|---|---|---|---|---|---|---|---|---|
| Faital PRO 12PR310 | 54 -1.3 | 0.4 +0.01 | 73.5 -6.2 | 4.92 +1.42 | 99 +0.2 | close | + | |
| Faital PRO 12PR300-8 | 54 -1.3 | 0.382 -0.01 | 73.5 -6.2 | 4.9 +1.4 | 98.2 -0.6 | close | + | |
| RCF L 12/568H | 58 +2.7 | 0.409 +0.01 | 72 -7.7 | 4 +0.5 | 98.1 -0.7 | close | + | |
| Audax PR330T0 | 55 -0.3 | 0.435 +0.04 | 73.7 -6 | 3.7 +0.2 | 97.3 -1.5 | close | 150 W vs 250 W: lower power handling | + |
| Faital PRO 12PR330 | 50 -5.3 | 0.4 +0.01 | 79.1 -0.6 | 7.37 +3.87 | 98 -0.8 | close | + | |
| RCF L12/568H | 58.8 +3.5 | 0.41 +0.01 | 72 -7.7 | 4 +0.5 | 97.1 -1.7 | close | 100 W vs 250 W: lower power handling | + |
| Faital PRO 12PR310 | 50 -5.3 | 0.42 +0.02 | 77.3 -2.4 | 4.92 +1.42 | 98 -0.8 | close | 4 Ω vs 8 Ω: amp load changes | + |
| LaVoce WSF122.02 | 50 -5.3 | 0.404 +0.01 | 88 +8.3 | 4.3 +0.8 | 97.7 -1.1 | close | + | |
| Fertin Acoustics LB 31 SONO | 59.5 +4.2 | 0.407 +0.01 | 70 -9.7 | 4 +0.5 | 97.5 -1.3 | close | + | |
| Beyma SM112 vp | 57.8 +2.5 | 0.391 = | 64.6 -15.1 | 4.2 +0.7 | 97.7 -1.1 | close | + |
Compare the closest 3 against the 12 N 2.5 PL →
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.