Eminence DELTA-12LFA

12" · 8 Ω · 500 W · 94.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	51 Hz
Qts	0.47
Qes	0.51
Qms	7.28
Vas	67.9 L
Sd	506.7 cm²
Xmax	4.8 mm
Re	6.06 Ω
Bl	14.1 T·m
Mms	51 g
Pe	500 W
Sensitivity	94.6 dB

Alignment hint

EBP	100 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 53.7 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
Eminence DELTA 12 LFA	51 =	0.477 +0.01	67.9 =	4.8 =	95.7 +1.1	close		+
Eminence DELTA 12 LF v2	51 =	0.477 +0.01	67.9 =	4.6 -0.2	95.7 +1.1	close	Xmax 4.6 mm < 4.8 mm: lower excursion-limited SPL	+
Fane 12-500LF	50 -1	0.495 +0.03	66 -1.9	5.5 +0.7	95.2 +0.6	close		+
Fane SOVEREIGN 12-500LF	50 -1	0.495 +0.03	66 -1.9	5.5 +0.7	95.2 +0.6	close		+
the box Speaker 12-280/8-A	50.6 -0.4	0.472 =	72.8 +4.9	5.5 +0.7	96.1 +1.5	close	280 W vs 500 W: lower power handling	+
Elder Audio 12LB075-U	50 -1	0.472 =	72.8 +4.9	5.5 +0.7	96 +1.4	close	280 W vs 500 W: lower power handling	+
Beyma 12CMV2	49 -2	0.47 =	76 +8.1	7 +2.2	94 -0.6	close	320 W vs 500 W: lower power handling	+
Eminence DELTA-12LFC	52 +1	0.44 -0.03	63.7 -4.2	4.8 =	93.1 -1.5	close	4 Ω vs 8 Ω: amp load changes	+
DAS Audio 12P	46.2 -4.8	0.459 -0.01	73.6 +5.7	6 +1.2	94.6 =	close		+
Radian CRS1230	48 -3	0.464 -0.01	76 +8.1	5.5 +0.7	95.8 +1.2	close		+

Compare the closest 3 against the DELTA-12LFA →

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.