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Earthquake Sound SUBZERO-12

12" · 8 Ω · 1000 W · 86.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance8 Ω
Fs26.8 Hz
Qts0.424
Qes0.441
Qms10.873
Vas58.1 L
Sd530 cm²
Xmax12.7 mm
Re7.7 Ω
Bl26.5 T·m
Mms239 g
Pe1000 W
Sensitivity86.2 dB

Alignment hint

EBP61 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 32.6 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

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Audiomobile ELITE 221228 +1.20.48 +0.0659.46 +1.3612.7 =85.8 -0.4close4 Ω vs 8 Ω: amp load changes · 600 W vs 1000 W: lower power handling+
Infinity KAPPA 1200W26.5 -0.30.496 +0.0764.47 +6.3712.75 +0.0585.1 -1.1close2 Ω vs 8 Ω: amp load changes · 500 W vs 1000 W: lower power handling+
Resonant Engineering XXX 12D1 vp27 +0.20.401 -0.0256.5 -1.612.9 +0.292 +5.8close4 Ω vs 8 Ω: amp load changes+
Morel ULTIMO 12426 -0.80.421 =73.8 +15.714.6 +1.989 +2.8close4 Ω vs 8 Ω: amp load changes+
Focal SUB30KXE29 +2.20.454 +0.0350 -8.110.8 -1.986.9 +0.7closeXmax 10.8 mm < 12.7 mm: lower excursion-limited SPL+
Sony XS-L121P526.4 -0.40.42 =55.5 -2.67.5 -5.285.5 -0.7close4 Ω vs 8 Ω: amp load changes · 350 W vs 1000 W: lower power handling · Xmax 7.5 mm < 12.7 mm: lower excursion-limited SPL+
Focal E30KX29 +2.20.454 +0.0350 -8.110.7 -286.9 +0.7usableXmax 10.7 mm < 12.7 mm: lower excursion-limited SPL+
Audio System HX12 SQ28.2 +1.40.5 +0.0868 +9.911.8 -0.986.1 -0.1usable4 Ω vs 8 Ω: amp load changes · 450 W vs 1000 W: lower power handling · Xmax 11.8 mm < 12.7 mm: lower excursion-limited SPL+
JL Audio 12W6V2-D425 -1.80.45 +0.0379.9 +21.812.7 =86.9 +0.7usable600 W vs 1000 W: lower power handling+
Rockford Fosgate T0D21225.3 -1.50.473 +0.0555 -3.110.5 -2.288 +1.8usable4 Ω vs 8 Ω: amp load changes · 700 W vs 1000 W: lower power handling · Xmax 10.5 mm < 12.7 mm: lower excursion-limited SPL+

Compare the closest 3 against the SUBZERO-12 →

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.