Rockford Fosgate P1S412

12" · 4 Ω · 250 W · 90.4 dB · datasheet ↗

Paramètres Thiele-Small

Taille nominale	12"
Impédance	4 Ω
Fs	25 Hz
Qts	0.537
Qes	0.58
Qms	7.3
Vas	109 L
Sd	540 cm²
Xmax	9 mm
Re	3.4 Ω
Bl	11.8 T·m
Mms	152 g
Pe	250 W
Sensibilité	90.4 dB

Indication d'alignement

EBP	43 · sealed
Sealed Vb (Qtc ≈ 0.71)	≈ 148.5 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
Rockford Fosgate P112S4	25 =	0.52 -0.02	110 +1	7.3 -1.7	90.6 +0.2	close	150 W vs 250 W: lower power handling · Xmax 7.3 mm < 9 mm: lower excursion-limited SPL	+
JL Audio 12WX-4	27 +2	0.562 +0.03	94.5 -14.5	8.5 -0.5	90.5 +0.1	close	Xmax 8.5 mm < 9 mm: lower excursion-limited SPL	+
Ground Zero GZTW 30	25 =	0.44 -0.1	110 +1	11.2 +2.2	90.7 +0.3	close		+
Ground Zero GZTW 30T	25 =	0.443 -0.09	110 +1	11.9 +2.9	90.7 +0.3	close		+
Rockford Fosgate P1S8-12	26 +1	0.593 +0.06	109 =	9 =	87.4 -3	close	8 Ω vs 4 Ω: amp load changes	+
JBL GT3-12	28.2 +3.2	0.541 =	100.5 -8.5	8.2 -0.8	91.8 +1.4	close	Xmax 8.2 mm < 9 mm: lower excursion-limited SPL	+
Sony XS-L121P5S	22.6 -2.4	0.51 -0.03	102.1 -6.9	11.5 +2.5	89 -1.4	close		+
Peerless XXLS-P830845	27 +2	0.517 -0.02	119.5 +10.5	7.6 -1.4	89.8 -0.6	close	8 Ω vs 4 Ω: amp load changes · 175 W vs 250 W: lower power handling · Xmax 7.6 mm < 9 mm: lower excursion-limited SPL	+
Blaupunkt VCS 1200	23 -2	0.487 -0.05	102 -7	13 +4	89.9 -0.5	close		+
Thiel TSW 12.1 vp	20 -5	0.505 -0.03	112 +3	8.6 -0.4	89.9 -0.5	close	150 W vs 250 W: lower power handling · Xmax 8.6 mm < 9 mm: lower excursion-limited SPL	+

Comparer les 3 plus proches avec le P1S412 →

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.