AE Speakers TD12X

12" · 8 Ω · 500 W · 95.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	33.9 Hz
Qts	0.284
Qes	0.314
Qms	2.93
Vas	159.4 L
Sd	530 cm²
Xmax	7 mm
Re	7.2 Ω
Bl	16.3 T·m
Mms	54.4 g
Pe	500 W
Sensitivity	95.4 dB

Alignment hint

EBP	108 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 30.7 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
Davis 31TCA12	34 +0.1	0.296 +0.01	149 -10.4	6 -1	95.9 +0.5	close	200 W vs 500 W: lower power handling · Xmax 6 mm < 7 mm: lower excursion-limited SPL	+
AE Speakers TD12S	31.5 -2.4	0.336 +0.05	159.4 =	7 =	94.9 -0.5	close		+
Beyma SM112/N	38 +4.1	0.27 -0.01	138 -21.4	7.3 +0.3	97.2 +1.8	close		+
Visaton WS33NG	30 -3.9	0.308 +0.02	190 +30.6	8 +1	94.5 -0.9	usable	200 W vs 500 W: lower power handling	+
Magnat 300	31 -2.9	0.3 +0.02	120 -39.4	7.1 +0.1	96.5 +1.1	usable	4 Ω vs 8 Ω: amp load changes · 300 W vs 500 W: lower power handling	+
Beyma SM212	34 +0.1	0.258 -0.03	198 +38.6	8.2 +1.2	98 +2.6	usable	350 W vs 500 W: lower power handling	+
Visaton TD	31 -2.9	0.324 +0.04	200 +40.6	7.3 +0.3	95.5 +0.1	usable	150 W vs 500 W: lower power handling	+
RCF L12P400K	33.7 -0.2	0.25 -0.03	130 -29.4	6 -1	94.7 -0.7	usable	200 W vs 500 W: lower power handling · Xmax 6 mm < 7 mm: lower excursion-limited SPL	+
Dayton Audio APOLLO 12N	38 +4.1	0.261 -0.02	128.1 -31.3	6.8 -0.2	96.4 +1	usable	Xmax 6.8 mm < 7 mm: lower excursion-limited SPL	+
Magnat SUB 300 SUPREME	30 -3.9	0.289 +0.01	110 -49.4	7.6 +0.6	95.5 +0.1	usable	4 Ω vs 8 Ω: amp load changes · 300 W vs 500 W: lower power handling	+

Compare the closest 3 against the TD12X →

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.