SICA 12 SR 3 PL vp

12" · 8 Ω · 350 W · 92.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	28.7 Hz
Qts	0.317
Qes	0.33
Qms	7.9
Vas	101.2 L
Sd	467.6 cm²
Xmax	7 mm
Re	5.22 Ω
Bl	16.3 T·m
Mms	93.1 g
Pe	350 W
Sensitivity	92.4 dB

Alignment hint

EBP	87 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 25.5 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
PHL Audio 4020	29 +0.3	0.299 -0.02	92 -9.2	7 =	92.1 -0.3	close		+
Atohm D300P04	26.5 -2.2	0.33 +0.01	104 +2.8	7 =	93 +0.6	close	4 Ω vs 8 Ω: amp load changes · 200 W vs 350 W: lower power handling	+
Focal 13 VX	30 +1.3	0.323 +0.01	117 +15.8	6.8 -0.2	92.5 +0.1	close	225 W vs 350 W: lower power handling · Xmax 6.8 mm < 7 mm: lower excursion-limited SPL	+
Visaton TIW300 vp	28.9 +0.2	0.32 =	125 +23.8	8.3 +1.3	92.5 +0.1	close		+
Focal 13W 8711	28.8 +0.1	0.328 +0.01	87.1 -14.1	7.9 +0.9	93.4 +1	close	4 Ω vs 8 Ω: amp load changes	+
Focal 13W 8711 vp	28.8 +0.1	0.328 +0.01	87.1 -14.1	7.9 +0.9	93.4 +1	close	4 Ω vs 8 Ω: amp load changes	+
PHL Audio 4021 v2017	30 +1.3	0.281 -0.04	96 -5.2	7 =	93 +0.6	close		+
Focal 33V1	25.3 -3.4	0.326 +0.01	91.8 -9.4	7.5 +0.5	93 +0.6	close	4 Ω vs 8 Ω: amp load changes	+
MAG Audio SUB 300	30.3 +1.6	0.323 +0.01	110.7 +9.5	7.4 +0.4	95.1 +2.7	close	4 Ω vs 8 Ω: amp load changes	+
Magnat XTC300	30 +1.3	0.317 =	81 -20.2	6.9 -0.1	93.8 +1.4	close	4 Ω vs 8 Ω: amp load changes · Xmax 6.9 mm < 7 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 12 SR 3 PL vp →

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.