LaVoce WXF15.350-8

15" · 8 Ω · 350 W · 99.3 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	50 Hz
Qts	0.38
Qes	0.4
Qms	7.6
Vas	118 L
Sd	855 cm²
Xmax	4.6 mm
Re	5.5 Ω
Bl	19.5 T·m
Mms	88 g
Pe	350 W
Sensitivity	99.3 dB

Alignment hint

EBP	125 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 47.9 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
LaVoce WXF15.400	50 =	0.38 =	118 =	4.9 +0.3	99.3 =	close		+
PD PD 156	50.2 +0.2	0.378 =	120.2 +2.2	6.6 +2	99.2 -0.1	close		+
Precision Devices PD 156	50.2 +0.2	0.378 =	120.2 +2.2	6.6 +2	99.2 -0.1	close		+
18 Sound 15W1301	48 -2	0.355 -0.03	123 +5	6 +1.4	99.3 =	close		+
Audax PR38EX100VST	47.7 -2.3	0.372 -0.01	117.9 -0.1	3.9 -0.7	98.6 -0.7	close	250 W vs 350 W: lower power handling · Xmax 3.9 mm < 4.6 mm: lower excursion-limited SPL	+
LaVoce SSF153.00-8	47 -3	0.406 +0.03	117 -1	5.1 +0.5	98.4 -0.9	close		+
Focal 15PR75-250	50.8 +0.8	0.369 -0.01	128.8 +10.8	4 -0.6	99.7 +0.4	close	250 W vs 350 W: lower power handling · Xmax 4 mm < 4.6 mm: lower excursion-limited SPL	+
Precision Devices PD156	50.15 +0.15	0.38 =	120.17 +2.17	9.5 +4.9	97 -2.3	close	16 Ω vs 8 Ω: amp load changes	+
RCF L 15P540	50 =	0.393 +0.01	100 -18	5.2 +0.6	98.4 -0.9	close		+
RCF MB 15N301	48 -2	0.36 -0.02	134 +16	5.6 +1	99.2 -0.1	close		+

Compare the closest 3 against the WXF15.350-8 →

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.