Eminence KAPPALITE 3012 H0

12" · 8 Ω · 400 W · 98.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	51.5 Hz
Qts	0.318
Qes	0.33
Qms	8.39
Vas	81.1 L
Sd	532.4 cm²
Xmax	5.8 mm
Re	5.5 Ω
Bl	15.9 T·m
Mms	46.8 g
Pe	400 W
Sensitivity	98.9 dB

Alignment hint

EBP	156 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 20.6 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
Eminence KappaLITE 3012HO	52 +0.5	0.32 =	81.1 =	6.2 +0.4	100.5 +1.6	close		+
18 Sound 12MB606	50 -1.5	0.323 +0.01	84 +2.9	6.4 +0.6	98.3 -0.6	close		+
Eminence DELTA PRO 12 A	51 -0.5	0.353 +0.03	81.7 +0.6	6.2 +0.4	98.1 -0.8	close		+
Eminence DELTA PRO 12 A vp	51 -0.5	0.353 +0.03	81.7 +0.6	6.2 +0.4	98.1 -0.8	close		+
RCF MB 12N251	50 -1.5	0.338 +0.02	83 +1.9	5 -0.8	98.5 -0.4	close	300 W vs 400 W: lower power handling · Xmax 5 mm < 5.8 mm: lower excursion-limited SPL	+
JBL 2206H	52 +0.5	0.316 =	62.3 -18.8	5.9 +0.1	97.9 -1	close		+
JBL 1400 PRO	52 +0.5	0.314 =	62.3 -18.8	7.6 +1.8	99 +0.1	close		+
Eminence DELTA PRO 12A	51 -0.5	0.35 +0.03	81.7 +0.6	4.6 -1.2	99.2 +0.3	close	Xmax 4.6 mm < 5.8 mm: lower excursion-limited SPL	+
B&C 12 HPL 64	52 +0.5	0.316 =	85 +3.9	4 -1.8	98.7 -0.2	close	200 W vs 400 W: lower power handling · Xmax 4 mm < 5.8 mm: lower excursion-limited SPL	+
RCF MB 12X301	50 -1.5	0.29 -0.03	70 -11.1	5.9 +0.1	98.3 -0.6	close		+

Compare the closest 3 against the KAPPALITE 3012 H0 →

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.