18 Sound 15W750

15" · 8 Ω · 600 W · 97 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	39 Hz
Qts	0.37
Qes	0.39
Qms	9.34
Vas	218 L
Sd	850 cm²
Xmax	8 mm
Re	5.1 Ω
Bl	17.6 T·m
Mms	88 g
Pe	600 W
Sensitivity	97 dB

Alignment hint

EBP	100 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 82.2 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
Faital PRO 15FH500A	35 -4	0.394 +0.02	217.4 -0.6	9 +1	97.1 +0.1	close		+
18 Sound 15ND930	38 -1	0.39 +0.02	195 -23	7.5 -0.5	97 =	close	16 Ω vs 8 Ω: amp load changes · Xmax 7.5 mm < 8 mm: lower excursion-limited SPL	+
SICA 15 S 3 PL 8 Ohms	33 -6	0.38 +0.01	230 +12	8 =	97.1 +0.1	close	400 W vs 600 W: lower power handling	+
Beyma 15LX60	35 -4	0.346 -0.02	215 -3	9 +1	97.7 +0.7	close		+
Sica 15 S 3 PL	33 -6	0.38 +0.01	230 +12	8 =	97.2 +0.2	close	400 W vs 600 W: lower power handling	+
Eminence Kl3015CX-8 vp	38 -1	0.438 +0.07	219.7 +1.7	7.8 -0.2	97.5 +0.5	close	400 W vs 600 W: lower power handling · Xmax 7.8 mm < 8 mm: lower excursion-limited SPL	+
Volt RV4504	33 -6	0.349 -0.02	217 -1	9.2 +1.2	96.7 -0.3	close		+
Celestion TF1530E	41 +2	0.344 -0.03	181.7 -36.3	8 =	97.1 +0.1	close	400 W vs 600 W: lower power handling	+
Oxygen JET 18	32.9 -6.1	0.349 -0.02	217 -1	10 +2	96.7 -0.3	close		+
Fane SOVEREIGN PRO 15-600 LF	40 +1	0.364 -0.01	188 -30	6.9 -1.1	97.9 +0.9	close	Xmax 6.9 mm < 8 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 15W750 →

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.