Fane SOVEREIGN 12-250TC

12" · 8 Ω · 250 W · 93.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	50 Hz
Qts	0.658
Qes	0.72
Qms	7.6
Vas	78.1 L
Sd	530.9 cm²
Xmax	3.5 mm
Re	7.2 Ω
Bl	12.7 T·m
Mms	51.3 g
Pe	250 W
Sensitivity	93.8 dB

Alignment hint

EBP	69 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 504.4 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
Fane 12-250TC SOVEREIGN	50 =	0.658 =	78.1 =	3.5 =	93.8 =	close		+
Fane SOVEREIGN 12-200LT	50 =	0.655 =	78.1 =	5.3 +1.8	93.8 =	close		+
Technysound TS 30/300	48.6 -1.4	0.663 +0.01	65 -13.1	4 +0.5	92.1 -1.7	close	150 W vs 250 W: lower power handling	+
Supravox T285HF64	55 +5	0.6 -0.06	74.6 -3.5	3.3 -0.2	95.6 +1.8	close	70 W vs 250 W: lower power handling · Xmax 3.3 mm < 3.5 mm: lower excursion-limited SPL	+
Siare 31TE vp	53.4 +3.4	0.746 +0.09	62 -16.1	4.1 +0.6	93.8 =	usable	120 W vs 250 W: lower power handling	+
B&C 12 CLX 64	54 +4	0.575 -0.08	74 -4.1	5.3 +1.8	96.3 +2.5	usable		+
Faital PRO 12PR300-16	50 =	0.494 -0.16	76.7 -1.4	4.9 +1.4	92.6 -1.2	usable	16 Ω vs 8 Ω: amp load changes	+
Cabasse 30M20S	60 +10	0.635 -0.02	99.4 +21.3	4.5 +1	94.8 +1	usable	16 Ω vs 8 Ω: amp load changes · 150 W vs 250 W: lower power handling	+
Faital PRO 12PR310	55 +5	0.67 +0.01	65.1 -13	4.92 +1.42	98 +4.2	usable	16 Ω vs 8 Ω: amp load changes	+
Faital PRO 12FE400	55 +5	0.57 -0.09	73.6 -4.5	5.42 +1.92	97 +3.2	usable		+

Compare the closest 3 against the SOVEREIGN 12-250TC →

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.