Eminence LEGEND CA154

15" · 4 Ω · 300 W · 100.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	4 Ω
Fs	51.1 Hz
Qts	0.487
Qes	0.54
Qms	4.94
Vas	108.2 L
Sd	823.7 cm²
Xmax	4.5 mm
Re	2.92 Ω
Bl	12.2 T·m
Mms	85.3 g
Pe	300 W
Sensitivity	100.6 dB

Alignment hint

EBP	95 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 97.6 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
Beyma 15CMV2 v2021	49 -2.1	0.485 =	104 -4.2	4.5 =	96.7 -3.9	close	8 Ω vs 4 Ω: amp load changes	+
Eminence KAPPALITE 3015 LF-4	47 -4.1	0.468 -0.02	118.6 +10.4	5.7 +1.2	99.2 -1.4	close		+
Beyma 15CM V2	49 -2.1	0.49 =	104 -4.2	7 +2.5	97 -3.6	close	8 Ω vs 4 Ω: amp load changes	+
Celestion TF1525E 4 Ohms	49.8 -1.3	0.493 +0.01	128.2 +20	3.5 -1	100.7 +0.1	close	Xmax 3.5 mm < 4.5 mm: lower excursion-limited SPL	+
RCF L 17/64AF	51 -0.1	0.468 -0.02	130 +21.8	4 -0.5	98.8 -1.8	close	8 Ω vs 4 Ω: amp load changes · 150 W vs 300 W: lower power handling · Xmax 4 mm < 4.5 mm: lower excursion-limited SPL	+
PD PD 156 v2014	50.3 -0.8	0.469 -0.02	93.4 -14.8	5.7 +1.2	97.2 -3.4	close	8 Ω vs 4 Ω: amp load changes	+
Precision Devices PD 156 v2014	50.3 -0.8	0.469 -0.02	93.4 -14.8	5.7 +1.2	97.2 -3.4	close	8 Ω vs 4 Ω: amp load changes	+
RCF MB 15X301 (prodance)	50.6 -0.5	0.44 -0.05	133.8 +25.6	5.9 +1.4	99.2 -1.4	close	8 Ω vs 4 Ω: amp load changes	+
JBL 2032H	57 +5.9	0.541 +0.05	133.1 +24.9	4.6 +0.1	100.9 +0.3	usable	8 Ω vs 4 Ω: amp load changes	+
B&C 15FW88	49 -2.1	0.43 -0.06	103.7 -4.5	8 +3.5	98 -2.6	usable	8 Ω vs 4 Ω: amp load changes	+

Compare the closest 3 against the LEGEND CA154 →

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.