BMS 15N630

15" · 8 Ω · 600 W · 98 dB

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	39 Hz
Qts	0.42
Qes	0.45
Qms	6.74
Vas	152 L
Sd	880 cm²
Xmax	8 mm
Re	6 Ω
Bl	19.8 T·m
Mms	121 g
Pe	600 W
Sensitivity	98 dB

Alignment hint

EBP	87 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 82.9 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
BMS 15N630 v2015	39 =	0.422 =	152 =	7.8 -0.2	96.2 -1.8	close	Xmax 7.8 mm < 8 mm: lower excursion-limited SPL	+
18 Sound 15W750	40 +1	0.42 =	182 +30	8 =	98 =	close	16 Ω vs 8 Ω: amp load changes	+
Eminence KILOMAX 15	41 +2	0.383 -0.04	154 +2	7.9 -0.1	98.3 +0.3	close	Xmax 7.9 mm < 8 mm: lower excursion-limited SPL	+
Eminence KILOMAX PRO 15	41 +2	0.383 -0.04	154.5 +2.5	7.9 -0.1	98.3 +0.3	close	Xmax 7.9 mm < 8 mm: lower excursion-limited SPL	+
Eminence KILOMAX PRO 15 A	41 +2	0.383 -0.04	154.5 +2.5	7.9 -0.1	98.3 +0.3	close	Xmax 7.9 mm < 8 mm: lower excursion-limited SPL	+
Faital PRO 15FH520 v2018	38 -1	0.394 -0.03	156.6 +4.6	8.5 +0.5	96.7 -1.3	close		+
PD PDN 15BR40-V2	39.2 +0.2	0.376 -0.04	140.1 -11.9	8.2 +0.2	97.3 -0.7	close		+
Precision Devices PDN 15BR40-V2	39.2 +0.2	0.376 -0.04	140.1 -11.9	8.2 +0.2	97.3 -0.7	close		+
Ciare FXE 15-4	40.6 +1.6	0.406 -0.01	131 -21	8.4 +0.4	96.5 -1.5	close		+
JBL 2216Nd vp	36 -3	0.429 +0.01	166.8 +14.8	8.1 +0.1	95.9 -2.1	close		+

Compare the closest 3 against the 15N630 →

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.