JL Audio 12TW1-2

12" · 2 Ω · 300 W · 85.07 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	2 Ω
Fs	35 Hz
Qts	0.577
Qes	0.61
Qms	10.662
Vas	28.54 L
Sd	436 cm²
Xmax	10 mm
Re	2.43 Ω
Bl	13.07 T·m
Mms	195.1 g
Pe	300 W
Sensitivity	85.07 dB

Alignment hint

EBP	57 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 56.9 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
Orion Audio H2 12.4	33.9 -1.1	0.61 +0.03	28.35 -0.19	29 +19	84.1 -0.97	close	8 Ω vs 2 Ω: amp load changes	+
Pioneer TS-SW124D(PREMIER)	31.7 -3.3	0.55 -0.03	28.062 -0.48	8.6 -1.4	83.9 -1.17	close	4 Ω vs 2 Ω: amp load changes · Xmax 8.6 mm < 10 mm: lower excursion-limited SPL	+
JL Audio 12TW1-4	32.35 -2.65	0.529 -0.05	33.67 +5.13	10 =	85.15 +0.08	close	4 Ω vs 2 Ω: amp load changes	+
Monacor RAPTOR 12 MK2	34 -1	0.523 -0.05	32 +3.46	10.1 +0.1	89.2 +4.13	usable	4 Ω vs 2 Ω: amp load changes	+
American Bass DX 12	35.6 +0.6	0.6 +0.02	41.5 +12.96	12 +2	86.2 +1.13	usable	4 Ω vs 2 Ω: amp load changes	+
Alpine SWX-1243D Type-X	29 -6	0.59 +0.01	38 +9.46	10.8 +0.8	84.2 -0.87	usable	8 Ω vs 2 Ω: amp load changes	+
Hifonics MXZ 12D2	31 -4	0.443 -0.13	30 +1.46	10.3 +0.3	87.3 +2.23	usable	8 Ω vs 2 Ω: amp load changes	+
DC Audio LV4 D2	35.9 +0.9	0.5 -0.08	30.6 +2.06	11 +1	92.2 +7.13	usable	4 Ω vs 2 Ω: amp load changes	+
MTX Audio 812	35 =	0.422 -0.15	24.6 -3.94	10 =	81.6 -3.47	usable	32 Ω vs 2 Ω: amp load changes	+
Pioneer TS-SW3002S4	35 =	0.61 +0.03	35.4 +6.86	8.8 -1.2	93 +7.93	usable	4 Ω vs 2 Ω: amp load changes · Xmax 8.8 mm < 10 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 12TW1-2 →

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.