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Focal P30DB

12" · 2 Ω · 400 W · 93.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance2 Ω
Fs29.4 Hz
Qts0.427
Qes0.46
Qms6
Vas56.8 L
Sd510.7 cm²
Xmax7.7 mm
Re1.7 Ω
Bl11.4 T·m
Mms188.8 g
Pe400 W
Sensitivity93.7 dB

Alignment hint

EBP64 · 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
Alpine SWR-1241D28 -1.40.427 =58 +1.26.9 -0.893 -0.7closeXmax 6.9 mm < 7.7 mm: lower excursion-limited SPL+
Pioneer TS-W306C32.6 +3.20.414 -0.0155.6 -1.28.1 +0.492.8 -0.9close4 Ω vs 2 Ω: amp load changes+
Powerbass L-124D 1229 -0.40.489 +0.0659 +2.29 +1.393.2 -0.5close+
Bravox UXP12D-432 +2.60.496 +0.0758 +1.27.5 -0.294.1 +0.4closeXmax 7.5 mm < 7.7 mm: lower excursion-limited SPL+
JBL P122028.7 -0.70.448 +0.0247.4 -9.47.8 +0.191.8 -1.9close+
Resonant Engineering XXX 12D1 vp27 -2.40.401 -0.0356.5 -0.312.9 +5.292 -1.7close4 Ω vs 2 Ω: amp load changes+
Celestion FTR12-4080DL/435.3 +5.90.428 =51.4 -5.48 +0.392.5 -1.2close4 Ω vs 2 Ω: amp load changes+
Magnat AD30030 +0.60.411 -0.0272 +15.27.3 -0.492.8 -0.9close4 Ω vs 2 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 7.3 mm < 7.7 mm: lower excursion-limited SPL+
Magnat AD 300 S&eacute;ries II30 +0.60.411 -0.0272 +15.27.3 -0.492.6 -1.1close4 Ω vs 2 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 7.3 mm < 7.7 mm: lower excursion-limited SPL+
Monacor CRB-38HQ31 +1.60.424 =55 -1.86 -1.791.2 -2.5close4 Ω vs 2 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 6 mm < 7.7 mm: lower excursion-limited SPL+

Compare the closest 3 against the P30DB →

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.