Celestion BN15-400S8
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 44.8 Hz |
| Qts | 0.355 |
| Qes | 0.408 |
| Qms | 2.71 |
| Vas | 141.3 L |
| Sd | 855 cm² |
| Xmax | 2 mm |
| Re | 6.07 Ω |
| Bl | 19.6 T·m |
| Mms | 91.5 g |
| Pe | 400 W |
| Sensitivity | 98.1 dB |
Alignment hint
| EBP | 110 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 47.6 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 |
|---|---|---|---|---|---|---|---|---|
| Celestion TF 1530 | 45 +0.2 | 0.382 +0.03 | 141.2 -0.1 | 2 = | 98.3 +0.2 | close | + | |
| Celestion TRUVOX 1530 | 45 +0.2 | 0.382 +0.03 | 141.2 -0.1 | 2 = | 98.3 +0.2 | close | + | |
| Celestion TF1530 | 45 +0.2 | 0.38 +0.03 | 141.2 -0.1 | 2 = | 96.7 -1.4 | close | + | |
| RCF L 15P542K | 45 +0.2 | 0.355 = | 146 +4.7 | 6.2 +4.2 | 98 -0.1 | close | + | |
| RCF L15/542K | 45 +0.2 | 0.36 +0.01 | 146 +4.7 | 4.5 +2.5 | 97.3 -0.8 | close | + | |
| P.Audio C15-600EL | 44.9 +0.1 | 0.352 = | 137.4 -3.9 | 5 +3 | 99 +0.9 | close | + | |
| BMS 15C262 | 42.5 -2.3 | 0.338 -0.02 | 138 -3.3 | 3.5 +1.5 | 98.1 = | close | + | |
| Audax PR38EX100VST vp_b | 44.1 -0.7 | 0.378 +0.02 | 137.8 -3.5 | 4 +2 | 98.1 = | close | 250 W vs 400 W: lower power handling | + |
| ATC PA75-375 BASS | 41 -3.8 | 0.351 = | 155 +13.7 | 2.4 +0.4 | 97.5 -0.6 | close | 75 W vs 400 W: lower power handling | + |
| MC Kenzie C15.500BS | 45 +0.2 | 0.35 -0.01 | 145 +3.7 | 6.5 +4.5 | 98.8 +0.7 | close | + |
Compare the closest 3 against the BN15-400S8 →
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.