Sica 12 N 3 PL
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 46 Hz |
| Qts | 0.3 |
| Qes | 0.31 |
| Qms | 7.5 |
| Vas | 87.9 L |
| Sd | 530.9 cm² |
| Xmax | 5.5 mm |
| Re | 5 Ω |
| Bl | 16 T·m |
| Mms | 56.5 g |
| Pe | 400 W |
| Sensitivity | 98.5 dB |
Alignment hint
| EBP | 148 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 19.3 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 |
|---|---|---|---|---|---|---|---|---|
| Focal W31X4 | 42 -4 | 0.292 -0.01 | 91 +3.1 | 5.5 = | 99.2 +0.7 | close | 4 Ω vs 8 Ω: amp load changes · 300 W vs 400 W: lower power handling | + |
| Beyma 12"G40 | 44 -2 | 0.3 = | 81 -6.9 | 7 +1.5 | 97 -1.5 | close | + | |
| Beyma 12G40 | 44 -2 | 0.292 -0.01 | 81 -6.9 | 6 +0.5 | 96.8 -1.7 | close | + | |
| 18 Sound 12MB606 | 50 +4 | 0.323 +0.02 | 84 -3.9 | 6.4 +0.9 | 98.3 -0.2 | close | + | |
| Beyma 12WRS400 | 42 -4 | 0.29 -0.01 | 91 +3.1 | 6.3 +0.8 | 97 -1.5 | close | + | |
| P.Audio SN-12MB | 50 +4 | 0.296 = | 95.3 +7.4 | 5 -0.5 | 99.3 +0.8 | close | Xmax 5 mm < 5.5 mm: lower excursion-limited SPL | + |
| MC Kenzie C12.200L | 45 -1 | 0.296 = | 90 +2.1 | 4.2 -1.3 | 97.4 -1.1 | close | 200 W vs 400 W: lower power handling · Xmax 4.2 mm < 5.5 mm: lower excursion-limited SPL | + |
| Eminence KAPPALITE 3012 H0 | 51.5 +5.5 | 0.318 +0.02 | 81.1 -6.8 | 5.8 +0.3 | 98.9 +0.4 | close | + | |
| Beyma 12WR400 | 42 -4 | 0.285 -0.02 | 91.1 +3.2 | 6.3 +0.8 | 96.9 -1.6 | close | + | |
| Beyma 12CXA400Nd v2018 | 45 -1 | 0.251 -0.05 | 88.5 +0.6 | 5.5 = | 97.7 -0.8 | close | + |
Compare the closest 3 against the 12 N 3 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.