JL Audio 13W7AE-D1.5

15" · 4 Ω · 750 W · 91.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	4 Ω
Fs	23.5 Hz
Qts	0.448
Qes	0.476
Qms	7.517
Vas	104.3 L
Sd	693 cm²
Xmax	12.1 mm
Re	2.41 Ω
Bl	14.9 T·m
Mms	296.1 g
Pe	750 W
Sensitivity	91.7 dB

Alignment hint

EBP	49 · sealed
Sealed Vb (Qtc ≈ 0.71)	≈ 69.9 L

EBP < 50: favours a sealed (closed) 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
TC Sounds LMS R15	23.6 +0.1	0.446 =	123 +18.7	12.1 =	90.2 -1.5	close		+
Stereo Integrity SQL-15 15	23.8 +0.3	0.418 -0.03	115 +10.7	12.1 =	90.9 -0.8	close		+
Rockford Fosgate T0D215	25.5 +2	0.438 -0.01	94.4 -9.9	9.3 -2.8	90.9 -0.8	close	Xmax 9.3 mm < 12.1 mm: lower excursion-limited SPL	+
Alpine SWR-1542D	23 -0.5	0.452 =	100 -4.3	10.3 -1.8	86.7 -5	close	8 Ω vs 4 Ω: amp load changes · Xmax 10.3 mm < 12.1 mm: lower excursion-limited SPL	+
Dayton Audio RSS390HO-4	24.2 +0.7	0.384 -0.06	109.7 +5.4	9.6 -2.5	91.5 -0.2	close	Xmax 9.6 mm < 12.1 mm: lower excursion-limited SPL	+
Ground Zero GZHW 38X	22.6 -0.9	0.43 -0.02	147 +42.7	12.5 +0.4	90.3 -1.4	usable	8 Ω vs 4 Ω: amp load changes	+
Dayton Audio TIT400C	24.2 +0.7	0.483 +0.03	154.3 +50	13.3 +1.2	91.5 -0.2	usable		+
JBL W15GTI	25.2 +1.7	0.476 +0.03	132.2 +27.9	10.2 -1.9	92.5 +0.8	usable	Xmax 10.2 mm < 12.1 mm: lower excursion-limited SPL	+
JBL W15GTI MK2	25.2 +1.7	0.476 +0.03	132.2 +27.9	10.2 -1.9	92.5 +0.8	usable	Xmax 10.2 mm < 12.1 mm: lower excursion-limited SPL	+
MTX Audio T615-22	25.7 +2.2	0.431 -0.02	110 +5.7	7.1 -5	92.1 +0.4	usable	450 W vs 750 W: lower power handling · Xmax 7.1 mm < 12.1 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 13W7AE-D1.5 →

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.