Ciare FXE 15-4

15" · 8 Ω · 800 W · 96.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	40.6 Hz
Qts	0.406
Qes	0.42
Qms	12.29
Vas	131 L
Sd	855 cm²
Xmax	8.4 mm
Re	5.89 Ω
Bl	20.7 T·m
Mms	120.2 g
Pe	800 W
Sensitivity	96.5 dB

Alignment hint

EBP	97 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 64.4 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
Lavoce WAF154.02	40 -0.6	0.39 -0.02	131 =	7.9 -0.5	94.8 -1.7	close	Xmax 7.9 mm < 8.4 mm: lower excursion-limited SPL	+
18 Sound 15NTLW3500	45 +4.4	0.39 -0.02	131 =	8.3 -0.1	98 +1.5	close	Xmax 8.3 mm < 8.4 mm: lower excursion-limited SPL	+
PD PDN 15BR40-V2	39.2 -1.4	0.376 -0.03	140.1 +9.1	8.2 -0.2	97.3 +0.8	close	Xmax 8.2 mm < 8.4 mm: lower excursion-limited SPL	+
Precision Devices PDN 15BR40-V2	39.2 -1.4	0.376 -0.03	140.1 +9.1	8.2 -0.2	97.3 +0.8	close	Xmax 8.2 mm < 8.4 mm: lower excursion-limited SPL	+
18 Sound 15TLW3000	42 +1.4	0.44 +0.03	140 +9	9 +0.6	95.5 -1	close		+
Faital PRO 15FH520 v2018	38 -2.6	0.394 -0.01	156.6 +25.6	8.5 +0.1	96.7 +0.2	close	600 W vs 800 W: lower power handling	+
BMS 15N630 v2015	39 -1.6	0.422 +0.02	152 +21	7.8 -0.6	96.2 -0.3	close	600 W vs 800 W: lower power handling · Xmax 7.8 mm < 8.4 mm: lower excursion-limited SPL	+
RCF L 15P200AK-I	38 -2.6	0.36 -0.05	139 +8	8.5 +0.1	96.3 -0.2	close		+
Peavey LO MAX 15 v2011	38.5 -2.1	0.352 -0.05	124 -7	9.2 +0.8	96.6 +0.1	close		+
Beyma 15LEX1000Nd	41 +0.4	0.37 -0.04	113 -18	10 +1.6	97 +0.5	close		+

Compare the closest 3 against the FXE 15-4 →

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.