BMS 15S330

15" · 8 Ω · 600 W · 98 dB

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	39 Hz
Qts	0.32
Qes	0.34
Qms	6.6
Vas	152 L
Sd	880 cm²
Xmax	8 mm
Re	6 Ω
Bl	23 T·m
Mms	121 g
Pe	600 W
Sensitivity	98 dB

Alignment hint

EBP	115 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 39.1 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
PD PD 15BR40	38.7 -0.3	0.34 +0.02	158.3 +6.3	7.9 -0.1	98.1 +0.1	close	Xmax 7.9 mm < 8 mm: lower excursion-limited SPL	+
Precision Devices PD 15BR40	38.7 -0.3	0.34 +0.02	158.3 +6.3	7.9 -0.1	98.1 +0.1	close	Xmax 7.9 mm < 8 mm: lower excursion-limited SPL	+
Elokance 15WF2400	38 -1	0.32 =	165.2 +13.2	10.5 +2.5	98.1 +0.1	close		+
Faital PRO 15FH520	38 -1	0.34 +0.02	153.2 +1.2	9.15 +1.15	97 -1	close	4 Ω vs 8 Ω: amp load changes	+
Fane COLOSSUS 15XB v2012	38 -1	0.322 =	168 +16	7.5 -0.5	97.3 -0.7	close	Xmax 7.5 mm < 8 mm: lower excursion-limited SPL	+
Fane COLOSSUS 15XS	36.3 -2.7	0.307 -0.01	149.7 -2.3	9.1 +1.1	97.3 -0.7	close		+
Fane COLOSSUS PRIME 15XS	36.3 -2.7	0.307 -0.01	149.7 -2.3	9.1 +1.1	97.3 -0.7	close		+
JBL 2265 HPL	37 -2	0.325 +0.01	176 +24	8 =	97.9 -0.1	close		+
Sica 15 S 4 PL	39.5 +0.5	0.32 =	127.6 -24.4	10 +2	97.8 -0.2	close		+
Beyma 15G40	37 -2	0.301 -0.02	149 -3	7.7 -0.3	97.2 -0.8	close	Xmax 7.7 mm < 8 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 15S330 →

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.