B&C 12 CLX 64

12" · 8 Ω · 250 W · 96.3 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	54 Hz
Qts	0.575
Qes	0.61
Qms	10.1
Vas	74 L
Sd	522 cm²
Xmax	5.3 mm
Re	5.6 Ω
Bl	11.8 T·m
Mms	44.8 g
Pe	250 W
Sensitivity	96.3 dB

Alignment hint

EBP	89 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 144.5 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
Faital PRO 12FE400	55 +1	0.57 -0.01	73.6 -0.4	5.42 +0.12	97 +0.7	close		+
Beyma 12CMV3	52 -2	0.55 -0.02	85 +11	7 +1.7	96.5 +0.2	close		+
Faital PRO 12FE400	55 +1	0.52 -0.05	69.1 -4.9	5.42 +0.12	95 -1.3	close	4 Ω vs 8 Ω: amp load changes	+
the box Speaker 12-280/8-A	50.6 -3.4	0.472 -0.1	72.8 -1.2	5.5 +0.2	96.1 -0.2	close		+
Faital PRO 12PR330	52 -2	0.49 -0.08	76.3 +2.3	7.27 +1.97	97 +0.7	close	16 Ω vs 8 Ω: amp load changes	+
Elder Audio 12LB075-U	50 -4	0.472 -0.1	72.8 -1.2	5.5 +0.2	96 -0.3	close		+
Fane SOVEREIGN 12-200LT	50 -4	0.655 +0.08	78.1 +4.1	5.3 =	93.8 -2.5	close		+
Supravox T285HF64	55 +1	0.6 +0.03	74.6 +0.6	3.3 -2	95.6 -0.7	close	70 W vs 250 W: lower power handling · Xmax 3.3 mm < 5.3 mm: lower excursion-limited SPL	+
Davis 31TCA12 vn2	51.8 -2.2	0.484 -0.09	78.4 +4.4	4.6 -0.7	96 -0.3	close	Xmax 4.6 mm < 5.3 mm: lower excursion-limited SPL	+
Davis 31TCA12 vp2015 n1	51.8 -2.2	0.484 -0.09	78.4 +4.4	4.6 -0.7	96 -0.3	close	Xmax 4.6 mm < 5.3 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 12 CLX 64 →

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.