Fane SOVEREIGN 12-300 v2014

12" · 8 Ω · 300 W · 98 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	46 Hz
Qts	0.35
Qes	0.375
Qms	5.2
Vas	110 L
Sd	530 cm²
Xmax	4.5 mm
Re	5.75 Ω
Bl	13.8 T·m
Mms	42.9 g
Pe	300 W
Sensitivity	98 dB

Alignment hint

EBP	123 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 35.7 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
Fane SOVEREIGN PRO 12-300	46 =	0.35 =	114 +4	4.5 =	98.1 +0.1	close		+
Fane SOVEREIGN PRO 12-350N	46 =	0.328 -0.02	114 +4	4.5 =	98.4 +0.4	close		+
18 Sound 12W500	49 +3	0.35 =	101 -9	4 -0.5	98.5 +0.5	close	4 Ω vs 8 Ω: amp load changes · Xmax 4 mm < 4.5 mm: lower excursion-limited SPL	+
Monacor SP-12/200PA	45 -1	0.328 -0.02	114 +4	4 -0.5	97.4 -0.6	close	200 W vs 300 W: lower power handling · Xmax 4 mm < 4.5 mm: lower excursion-limited SPL	+
18 Sound 12W501	46 =	0.369 +0.02	123 +13	4 -0.5	98.7 +0.7	close	Xmax 4 mm < 4.5 mm: lower excursion-limited SPL	+
Beyma 12LW30	45 -1	0.404 +0.05	110 =	5 +0.5	97 -1	close		+
18 Sound 12W500	46 =	0.36 +0.01	123 +13	4 -0.5	99.5 +1.5	close	Xmax 4 mm < 4.5 mm: lower excursion-limited SPL	+
Beyma 12XM	42 -4	0.348 =	125 +15	4 -0.5	97.9 -0.1	close	Xmax 4 mm < 4.5 mm: lower excursion-limited SPL	+
Fane SOVEREIGN 12-300	50 +4	0.389 +0.04	103.6 -6.4	4.5 =	98.4 +0.4	close		+
Fane SOVEREIGN PRO 12-500	43 -3	0.314 -0.04	107 -3	6 +1.5	97.4 -0.6	close		+

Compare the closest 3 against the SOVEREIGN 12-300 v2014 →

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.