Focal 30A4

12" · 8 Ω · 250 W · 87.3 dB · datasheet ↗

Paramètres Thiele-Small

Taille nominale	12"
Impédance	8 Ω
Fs	24.7 Hz
Qts	0.671
Qes	0.764
Qms	5.49
Vas	86.9 L
Sd	510.7 cm²
Xmax	8.5 mm
Re	4.01 Ω
Bl	11.9 T·m
Mms	174.7 g
Pe	250 W
Sensibilité	87.3 dB

Indication d'alignement

EBP	32 · sealed
Sealed Vb (Qtc ≈ 0.71)	≈ 786.3 L

EBP < 50 : favorise un alignement clos.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Candidats de substitution

HP	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Adéquation	Notes	Comparer
Focal 30A4 vp	24.7 =	0.671 =	86.9 =	8.5 =	87.3 =	close		+
Pyle Audio PLD12WD vp	25 +0.3	0.674 =	77.3 -9.6	8 -0.5	86.3 -1	close	Xmax 8 mm < 8.5 mm: lower excursion-limited SPL	+
Kenwood KFC-W3013	25 +0.3	0.82 +0.15	83.7 -3.2	7.6 -0.9	87.3 =	close	4 Ω vs 8 Ω: amp load changes · Xmax 7.6 mm < 8.5 mm: lower excursion-limited SPL	+
JL Audio 12W0V3-4	28.4 +3.7	0.67 =	71.6 -15.3	9.3 +0.8	88.3 +1	close		+
Peerless XXLS-P830845 v2025	29 +4.3	0.654 -0.02	91.9 +5	7.6 -0.9	88.5 +1.2	close	175 W vs 250 W: lower power handling · Xmax 7.6 mm < 8.5 mm: lower excursion-limited SPL	+
Rockford Fosgate P1S2-12	25 +0.3	0.55 -0.12	88.3 +1.4	9 +0.5	85.1 -2.2	close	2 Ω vs 8 Ω: amp load changes	+
Rockford Fosgate P1S4-12	25 +0.3	0.55 -0.12	88.3 +1.4	9 +0.5	85.1 -2.2	close	4 Ω vs 8 Ω: amp load changes	+
Rockford Fosgate P1S8-12	26 +1.3	0.593 -0.08	109 +22.1	9 +0.5	87.4 +0.1	close		+
Dayton Audio UM12-22	24.9 +0.2	0.589 -0.08	71.6 -15.3	12.5 +4	87.7 +0.4	close	4 Ω vs 8 Ω: amp load changes	+
Pioneer TS-W303R	24.1 -0.6	0.637 -0.03	86.3 -0.6	5 -3.5	87.8 +0.5	usable	4 Ω vs 8 Ω: amp load changes · Xmax 5 mm < 8.5 mm: lower excursion-limited SPL	+

Comparer les 3 plus proches avec le 30A4 →

Classé par similarité de paramètres uniquement (Qts, Fs, Vas, Xmax, sensibilité). Même taille nominale requise. Une indication, pas une simulation, modélisez l'échange avant de couper ou d'acheter.

Utilisé dans les caissons (0)

No enclosure in the catalog uses this driver yet.