Sica 15 PFS 3
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 39 Hz |
| Qts | 0.45 |
| Qes | 0.52 |
| Qms | 3.24 |
| Vas | 135.5 L |
| Sd | 855.3 cm² |
| Xmax | 7 mm |
| Re | 5.1 Ω |
| Bl | 17.5 T·m |
| Mms | 127.7 g |
| Pe | 500 W |
| Sensitivity | 95.9 dB |
Alignment hint
| EBP | 75 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 92.2 L |
EBP 50-100: works in either a sealed or ported 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 |
|---|---|---|---|---|---|---|---|---|
| Eminence OMEGA PRO-15-2KW-8 | 39.67 +0.67 | 0.44 -0.01 | 142.51 +7.01 | 7.4 +0.4 | 94.9 -1 | close | + | |
| JBL 2216Nd | 36 -3 | 0.444 -0.01 | 140.7 +5.2 | 7.6 +0.6 | 95.1 -0.8 | close | + | |
| 18 Sound 15TLW3000 | 42 +3 | 0.44 -0.01 | 140 +4.5 | 9 +2 | 95.5 -0.4 | close | + | |
| BMS 15N630 v2015 | 39 = | 0.422 -0.03 | 152 +16.5 | 7.8 +0.8 | 96.2 +0.3 | close | + | |
| Ciare FXE 15-4 | 40.6 +1.6 | 0.406 -0.04 | 131 -4.5 | 8.4 +1.4 | 96.5 +0.6 | close | + | |
| Eminence MAGNUM 15 LF | 37 -2 | 0.457 +0.01 | 163 +27.5 | 7.9 +0.9 | 96.4 +0.5 | close | + | |
| Focal 38WX | 35 -4 | 0.471 +0.02 | 122.2 -13.3 | 6.8 -0.2 | 95.9 = | close | 4 Ω vs 8 Ω: amp load changes · Xmax 6.8 mm < 7 mm: lower excursion-limited SPL | + |
| Beyma 15MC500 | 46 +7 | 0.45 = | 134 -1.5 | 8 +1 | 98 +2.1 | close | + | |
| BMS 15N630 | 39 = | 0.42 -0.03 | 152 +16.5 | 8 +1 | 98 +2.1 | close | + | |
| Lavoce WAF154.02 | 40 +1 | 0.39 -0.06 | 131 -4.5 | 7.9 +0.9 | 94.8 -1.1 | close | + |
Compare the closest 3 against the 15 PFS 3 →
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.