Rockford Fosgate PWR-415
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 4 Ω |
| Fs | 24 Hz |
| Qts | 0.283 |
| Qes | 0.31 |
| Qms | 3.2 |
| Vas | 334 L |
| Sd | 868 cm² |
| Xmax | 6.2 mm |
| Re | 3.4 Ω |
| Bl | 15.2 T·m |
| Mms | 139.1 g |
| Pe | 600 W |
| Sensitivity | 97.4 dB |
Alignment hint
| EBP | 77 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 63.7 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 |
|---|---|---|---|---|---|---|---|---|
| Monacor SPH-390TC vp1 | 22.7 -1.3 | 0.276 -0.01 | 351 +17 | 6.4 +0.2 | 97.3 -0.1 | close | 150 W vs 600 W: lower power handling | + |
| Focal 38VX | 22.3 -1.7 | 0.279 = | 347 +13 | 8.2 +2 | 96.9 -0.5 | close | 225 W vs 600 W: lower power handling | + |
| Peerless SLS15 | 24.1 +0.1 | 0.268 -0.01 | 321.5 -12.5 | 6.4 +0.2 | 94.8 -2.6 | close | 8 Ω vs 4 Ω: amp load changes · 200 W vs 600 W: lower power handling | + |
| Focal 15VX | 24 = | 0.286 = | 380 +46 | 6 -0.2 | 95.3 -2.1 | close | 8 Ω vs 4 Ω: amp load changes · 225 W vs 600 W: lower power handling · Xmax 6 mm < 6.2 mm: lower excursion-limited SPL | + |
| Monacor SPH-390TC 4 Ohms | 23 -1 | 0.277 -0.01 | 284 -50 | 5.8 -0.4 | 96.7 -0.7 | close | 150 W vs 600 W: lower power handling · Xmax 5.8 mm < 6.2 mm: lower excursion-limited SPL | + |
| Monacor SPH-390TC 4 Ohms v2017 | 23 -1 | 0.277 -0.01 | 284 -50 | 5.8 -0.4 | 96.7 -0.7 | close | 150 W vs 600 W: lower power handling · Xmax 5.8 mm < 6.2 mm: lower excursion-limited SPL | + |
| Beyma 15k200 | 27 +3 | 0.262 -0.02 | 345 +11 | 7.5 +1.3 | 97 -0.4 | close | 8 Ω vs 4 Ω: amp load changes · 300 W vs 600 W: lower power handling | + |
| Dayton Audio 15LF ODEUM | 25.5 +1.5 | 0.26 -0.02 | 331.3 -2.7 | 9.3 +3.1 | 96 -1.4 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Dayton Audio APOLLO 15LF | 25.5 +1.5 | 0.26 -0.02 | 331 -3 | 9.3 +3.1 | 96 -1.4 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Usher Audio 15HM Studio | 27 +3 | 0.28 = | 385 +51 | 5.9 -0.3 | 98 +0.6 | close | 8 Ω vs 4 Ω: amp load changes · 150 W vs 600 W: lower power handling · Xmax 5.9 mm < 6.2 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the PWR-415 →
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.