P.Audio BM-15W

15" · 8 Ω · 400 W · 96.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	39.8 Hz
Qts	0.473
Qes	0.53
Qms	4.39
Vas	200.1 L
Sd	829 cm²
Xmax	5 mm
Re	6.9 Ω
Bl	15.8 T·m
Mms	77 g
Pe	400 W
Sensitivity	96.4 dB

Alignment hint

EBP	75 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 162 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 15LM	40.4 +0.6	0.49 +0.02	206.6 +6.5	5 =	97.1 +0.7	close		+
P.Audio R15/64W	41.1 +1.3	0.452 -0.02	172.2 -27.9	5 =	96.7 +0.3	close	250 W vs 400 W: lower power handling	+
Eminence DELTA 15LFA	39 -0.8	0.48 +0.01	241 +40.9	4.8 -0.2	96 -0.4	close	Xmax 4.8 mm < 5 mm: lower excursion-limited SPL	+
Selenium 38GPT12 vp2	39.9 +0.1	0.469 =	242.8 +42.7	5 =	97.8 +1.4	close	200 W vs 400 W: lower power handling	+
B&C 15 FCX 76	40 +0.2	0.445 -0.03	187 -13.1	6.5 +1.5	97.9 +1.5	close		+
Faital PRO 15PR300	35 -4.8	0.48 +0.01	220.1 +20	5.23 +0.23	97 +0.6	close	300 W vs 400 W: lower power handling	+
Eminence DELTA 15 LFA	39 -0.8	0.48 +0.01	241 +40.9	4.8 -0.2	97.5 +1.1	close	Xmax 4.8 mm < 5 mm: lower excursion-limited SPL	+
Beyma 15CXA400Fe	40 +0.2	0.419 -0.05	191 -9.1	6 +1	97.6 +1.2	close		+
Cyrille Audio GM38F76P	38.8 -1	0.419 -0.05	192.6 -7.5	6.6 +1.6	97.7 +1.3	close		+
MAG Audio CX15-2	38.7 -1.1	0.457 -0.02	164.5 -35.6	4.4 -0.6	96.3 -0.1	close	Xmax 4.4 mm < 5 mm: lower excursion-limited SPL	+

Compare the closest 3 against the BM-15W →

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.