Celestion BN15-400S
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 4 Ω |
| Fs | 41.6 Hz |
| Qts | 0.427 |
| Qes | 0.46 |
| Qms | 5.98 |
| Vas | 171.9 L |
| Sd | 855 cm² |
| Xmax | 2.5 mm |
| Re | 3.08 Ω |
| Bl | 12.4 T·m |
| Mms | 87.3 g |
| Pe | 400 W |
| Sensitivity | 100.4 dB |
Alignment hint
| EBP | 90 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 98.7 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 |
|---|---|---|---|---|---|---|---|---|
| DAS Audio KCS S1535 | 41 -0.6 | 0.428 = | 178.8 +6.9 | 3.5 +1 | 98 -2.4 | close | 8 Ω vs 4 Ω: amp load changes · 200 W vs 400 W: lower power handling | + |
| Celestion TRUVOX 1525 E | 44 +2.4 | 0.417 -0.01 | 175 +3.1 | 3.5 +1 | 98.8 -1.6 | close | 8 Ω vs 4 Ω: amp load changes · 300 W vs 400 W: lower power handling | + |
| Fane SOVEREIGN 15-300 | 44 +2.4 | 0.431 = | 192.8 +20.9 | 3.2 +0.7 | 99.6 -0.8 | close | 8 Ω vs 4 Ω: amp load changes · 300 W vs 400 W: lower power handling | + |
| Beyma 15BBB | 42 +0.4 | 0.38 -0.05 | 176 +4.1 | 3.3 +0.8 | 99.2 -1.2 | close | 8 Ω vs 4 Ω: amp load changes · 150 W vs 400 W: lower power handling | + |
| SICA 15 BP 3 SL | 41.9 +0.3 | 0.419 -0.01 | 191.6 +19.7 | 4 +1.5 | 98.7 -1.7 | close | 8 Ω vs 4 Ω: amp load changes | + |
| SICA P-A-SL15B3P | 41.9 +0.3 | 0.419 -0.01 | 191.6 +19.7 | 4 +1.5 | 98.7 -1.7 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Peavey 1508-8 SPS BWX | 41.9 +0.3 | 0.438 +0.01 | 185.9 +14 | 4.7 +2.2 | 98.6 -1.8 | close | 8 Ω vs 4 Ω: amp load changes | + |
| B&C 15 CX 40 | 44 +2.4 | 0.43 = | 162 -9.9 | 4.5 +2 | 98.7 -1.7 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Fane SOVEREIGN 15-425 | 43 +1.4 | 0.417 -0.01 | 180.6 +8.7 | 4.6 +2.1 | 98.5 -1.9 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Audax PR38XT150 | 43.6 +2 | 0.421 -0.01 | 200 +28.1 | 3.5 +1 | 98.9 -1.5 | close | 8 Ω vs 4 Ω: amp load changes · 150 W vs 400 W: lower power handling | + |
Compare the closest 3 against the BN15-400S →
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.