Eminence LEGEND BP122 8 Ohms

12" · 8 Ω · 250 W · 94.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	35 Hz
Qts	0.537
Qes	0.57
Qms	9.26
Vas	157.4 L
Sd	532.4 cm²
Xmax	6.2 mm
Re	5.66 Ω
Bl	10.7 T·m
Mms	52.2 g
Pe	250 W
Sensitivity	94.2 dB

Alignment hint

EBP	61 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 214.5 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
Davis 31TCA12 vp rc1 d	35 =	0.53 -0.01	169.8 +12.4	6 -0.2	93.2 -1	close	Xmax 6 mm < 6.2 mm: lower excursion-limited SPL	+
Celestion PULSE XL 12.20	35.1 +0.1	0.503 -0.03	153.3 -4.1	8.3 +2.1	94.2 =	close		+
Infinity KAPPA CS 120 LB	29 -6	0.485 -0.05	161.4 +4	6.7 +0.5	94.3 +0.1	close	4 Ω vs 8 Ω: amp load changes	+
Monacor SP-302C	33 -2	0.607 +0.07	155 -2.4	5 -1.2	94.3 +0.1	close	4 Ω vs 8 Ω: amp load changes · 150 W vs 250 W: lower power handling · Xmax 5 mm < 6.2 mm: lower excursion-limited SPL	+
Infinity 120W.IB	32 -3	0.527 -0.01	127 -30.4	8.1 +1.9	94.9 +0.7	close	4 Ω vs 8 Ω: amp load changes	+
Visaton W300	32 -3	0.549 +0.01	190 +32.6	7 +0.8	92.2 -2	close	150 W vs 250 W: lower power handling	+
Peerless SLS12 830669 v2012	31 -4	0.536 =	132.4 -25	6.1 -0.1	91.9 -2.3	close	100 W vs 250 W: lower power handling · Xmax 6.1 mm < 6.2 mm: lower excursion-limited SPL	+
Faital PRO 12FE330	33 -2	0.45 -0.09	146.7 -10.7	8.32 +2.12	94 -0.2	close		+
Beyma 12"BR70	31 -4	0.5 -0.04	142 -15.4	8 +1.8	93 -1.2	close	125 W vs 250 W: lower power handling	+
Philips AD12100/M8	36 +1	0.464 -0.07	193.3 +35.9	6.2 =	94.6 +0.4	close	100 W vs 250 W: lower power handling	+

Compare the closest 3 against the LEGEND BP122 8 Ohms →

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.