18 Sound 15LW1500

15" · 8 Ω · 1000 W · 96 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	34 Hz
Qts	0.28
Qes	0.29
Qms	11.5
Vas	195 L
Sd	850 cm²
Xmax	9 mm
Re	5 Ω
Bl	22.1 T·m
Mms	130 g
Pe	1000 W
Sensitivity	96 dB

Alignment hint

EBP	117 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 36.3 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
Faital PRO 15FH500	33 -1	0.28 =	209.5 +14.5	9.45 +0.45	97 +1	close	4 Ω vs 8 Ω: amp load changes · 500 W vs 1000 W: lower power handling	+
DAS Audio 15S	35 +1	0.287 +0.01	188 -7	8 -1	97.4 +1.4	close	700 W vs 1000 W: lower power handling · Xmax 8 mm < 9 mm: lower excursion-limited SPL	+
Faital PRO 15FH510	35 +1	0.26 -0.02	191.8 -3.2	9.25 +0.25	98 +2	close	500 W vs 1000 W: lower power handling	+
Eminence KAPPA PRO 15 LF-2	35 +1	0.307 +0.03	198.8 +3.8	8.2 -0.8	97.1 +1.1	close	600 W vs 1000 W: lower power handling · Xmax 8.2 mm < 9 mm: lower excursion-limited SPL	+
Faital PRO 15FH500	35 +1	0.31 +0.03	199.2 +4.2	9.25 +0.25	98 +2	close	500 W vs 1000 W: lower power handling	+
18 Sound 15NLW9500	34 =	0.29 +0.01	147.5 -47.5	9 =	96 =	close	4 Ω vs 8 Ω: amp load changes	+
Eminence KAPPA PRO 15 LF v2	35 +1	0.31 +0.03	172.5 -22.5	8.7 -0.3	96.8 +0.8	close	600 W vs 1000 W: lower power handling · Xmax 8.7 mm < 9 mm: lower excursion-limited SPL	+
18 Sound 15LW2400	34 =	0.23 -0.05	191 -4	9.5 +0.5	97 +1	close	4 Ω vs 8 Ω: amp load changes	+
RCF LF 15X401	34 =	0.289 +0.01	146 -49	10.3 +1.3	96.4 +0.4	close		+
18 Sound 15NLW9500	35 +1	0.32 +0.04	163 -32	9 =	96 =	close		+

Compare the closest 3 against the 15LW1500 →

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.