Fane SOVEREIGN 15-400 LF

15" · 8 Ω · 400 W · 97.1 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	41 Hz
Qts	0.573
Qes	0.62
Qms	7.6
Vas	210 L
Sd	855.3 cm²
Xmax	5 mm
Re	5.8 Ω
Bl	13.3 T·m
Mms	73.6 g
Pe	400 W
Sensitivity	97.1 dB

Alignment hint

EBP	66 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 401.6 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
Fane 15-400LF v2016	41 =	0.573 =	210 =	5 =	97.1 =	close		+
Fane 15-400LF	39 -2	0.577 =	210 =	5 =	96.1 -1	close		+
Eminence DELTA 15 LF	41 =	0.584 +0.01	186.1 -23.9	6 +1	96 -1.1	close		+
DAS Audio 15LM	40.4 -0.6	0.49 -0.08	206.6 -3.4	5 =	97.1 =	close		+
Supravox 380-2000 LC	38.7 -2.3	0.568 -0.01	272.2 +62.2	5 =	97.3 +0.2	close	120 W vs 400 W: lower power handling	+
JB Systems PWX15-300	40.1 -0.9	0.552 -0.02	169.9 -40.1	5 =	96 -1.1	close	300 W vs 400 W: lower power handling	+
LaVoce WSF152.02	43 +2	0.527 -0.05	210 =	4.3 -0.7	98.3 +1.2	close	200 W vs 400 W: lower power handling · Xmax 4.3 mm < 5 mm: lower excursion-limited SPL	+
P.Audio BM-15W	39.8 -1.2	0.473 -0.1	200.1 -9.9	5 =	96.4 -0.7	close		+
LaVoce FBASS15-20	40 -1	0.53 -0.04	234.41 +24.41	4.3 -0.7	98 +0.9	close	200 W vs 400 W: lower power handling · Xmax 4.3 mm < 5 mm: lower excursion-limited SPL	+
Realistic PRO 250 vp	47.3 +6.3	0.619 +0.05	196.6 -13.4	5.5 +0.5	97.9 +0.8	close	250 W vs 400 W: lower power handling	+

Compare the closest 3 against the SOVEREIGN 15-400 LF →

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.