Ascendant Audio HAVOC 12 D2

12" · 2 Ω · 1000 W · 94 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	2 Ω
Fs	33.7 Hz
Qts	0.379
Qes	0.4
Qms	7.09
Vas	28.9 L
Sd	480 cm²
Xmax	8.2 mm
Re	1.4 Ω
Bl	13.6 T·m
Mms	249.3 g
Pe	1000 W
Sensitivity	94 dB

Alignment hint

EBP	84 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 11.6 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
FI Audio Q12 DUAL 2	33.9 +0.2	0.371 -0.01	28.3 -0.6	10.6 +2.4	91.1 -2.9	close	4 Ω vs 2 Ω: amp load changes	+
Gladen SQL 12 EXTREME	33 -0.7	0.353 -0.03	36 +7.1	9.4 +1.2	93.1 -0.9	close		+
Soundstream T4-12	36.5 +2.8	0.371 -0.01	29.3 +0.4	6.6 -1.6	91.3 -2.7	close	4 Ω vs 2 Ω: amp load changes · Xmax 6.6 mm < 8.2 mm: lower excursion-limited SPL	+
MTX Audio TX812	35 +1.3	0.422 +0.04	24.6 -4.3	10 +1.8	91.6 -2.4	usable	4 Ω vs 2 Ω: amp load changes	+
Pioneer TS-W5102SPL	30 -3.7	0.344 -0.04	26.7 -2.2	12.6 +4.4	92.3 -1.7	usable		+
B&C 12BG76	44 +10.3	0.41 +0.03	32 +3.1	9.5 +1.3	92 -2	usable	8 Ω vs 2 Ω: amp load changes · 500 W vs 1000 W: lower power handling	+
Dayton Audio RSS315HO-4	31.6 -2.1	0.407 +0.03	33.5 +4.6	7.2 -1	89.4 -4.6	usable	4 Ω vs 2 Ω: amp load changes · 700 W vs 1000 W: lower power handling · Xmax 7.2 mm < 8.2 mm: lower excursion-limited SPL	+
Faital PRO 12RS1066	42 +8.3	0.33 -0.05	31.5 +2.6	12.45 +4.25	93 -1	usable	8 Ω vs 2 Ω: amp load changes	+
Audio System KRYPTON 12	37 +3.3	0.39 +0.01	30 +1.1	17 +8.8	87.5 -6.5	usable	4 Ω vs 2 Ω: amp load changes	+
DC Audio LV4 D2	35.9 +2.2	0.5 +0.12	30.6 +1.7	11 +2.8	92.2 -1.8	usable	4 Ω vs 2 Ω: amp load changes	+

Compare the closest 3 against the HAVOC 12 D2 →

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.