Faital PRO 15FH500 4 Ohms

15" · 4 Ω · 500 W · 100 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	4 Ω
Fs	33 Hz
Qts	0.28
Qes	0.29
Qms	8.5
Vas	209.5 L
Sd	847 cm²
Xmax	7.7 mm
Re	3.3 Ω
Bl	16.2 T·m
Mms	111.7 g
Pe	500 W
Sensitivity	100 dB

Alignment hint

EBP	114 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 39 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 =	0.28 =	209.5 =	9.45 +1.75	97 -3	close		+
Monacor SP-15/500FH	35 +2	0.31 +0.03	218 +8.5	7.8 +0.1	98.6 -1.4	close	8 Ω vs 4 Ω: amp load changes	+
18 Sound 15LW1500	34 +1	0.28 =	195 -14.5	9 +1.3	96 -4	close	8 Ω vs 4 Ω: amp load changes	+
DAS Audio 15S	35 +2	0.287 +0.01	188 -21.5	8 +0.3	97.4 -2.6	close	8 Ω vs 4 Ω: amp load changes	+
Faital PRO 15FH510	35 +2	0.26 -0.02	191.8 -17.7	9.25 +1.55	98 -2	close	8 Ω vs 4 Ω: amp load changes	+
Faital PRO 15FH500	35 +2	0.31 +0.03	199.2 -10.3	9.25 +1.55	98 -2	close	8 Ω vs 4 Ω: amp load changes	+
Davis 40XXXL	35.6 +2.6	0.287 +0.01	211.1 +1.6	5.5 -2.2	99.2 -0.8	close	8 Ω vs 4 Ω: amp load changes · 250 W vs 500 W: lower power handling · Xmax 5.5 mm < 7.7 mm: lower excursion-limited SPL	+
Eminence KAPPA PRO 15 LF-2	35 +2	0.307 +0.03	198.8 -10.7	8.2 +0.5	97.1 -2.9	close	8 Ω vs 4 Ω: amp load changes	+
RCF L 15/554K	35 +2	0.243 -0.04	227 +17.5	8 +0.3	98.7 -1.3	close	8 Ω vs 4 Ω: amp load changes	+
Eminence PS15-5008	38.8 +5.8	0.273 -0.01	198.7 -10.8	6.3 -1.4	99.8 -0.2	close	8 Ω vs 4 Ω: amp load changes · Xmax 6.3 mm < 7.7 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 15FH500 4 Ohms →

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.