Sica 12 S 3 PL

12" · 8 Ω · 400 W · 95.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	42 Hz
Qts	0.34
Qes	0.36
Qms	6.1
Vas	76.9 L
Sd	530.9 cm²
Xmax	7 mm
Re	5.2 Ω
Bl	16.8 T·m
Mms	74.8 g
Pe	400 W
Sensitivity	95.8 dB

Alignment hint

EBP	117 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 23.1 L

EBP > 100: favours a ported (bass-reflex) 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
SICA 12 S 3 CP v2018	42 =	0.34 =	76.9 =	6 -1	95.8 =	close	Xmax 6 mm < 7 mm: lower excursion-limited SPL	+
18 Sound 12NTLX3500	39 -3	0.33 -0.01	79.6 +2.7	7.9 +0.9	95.5 -0.3	close		+
B&C 12 PS 32	44 +2	0.348 +0.01	82 +5.1	6 -1	95.8 =	close	Xmax 6 mm < 7 mm: lower excursion-limited SPL	+
Eminence IMPERO 12 A	42.8 +0.8	0.322 -0.02	70.2 -6.7	6.2 -0.8	95.8 =	close	Xmax 6.2 mm < 7 mm: lower excursion-limited SPL	+
Faital PRO 12FH500	48 +6	0.37 +0.03	77.4 +0.5	7.25 +0.25	96 +0.2	close	16 Ω vs 8 Ω: amp load changes	+
18 Sound 12NTLS3500	41 -1	0.34 =	63 -13.9	7.9 +0.9	94.5 -1.3	close	4 Ω vs 8 Ω: amp load changes	+
Beyma 12"G40	44 +2	0.3 -0.04	81 +4.1	7 =	97 +1.2	close		+
LaVoce NBASS12-30-16	48 +6	0.34 =	69.83 -7.07	7.3 +0.3	97.5 +1.7	close	16 Ω vs 8 Ω: amp load changes	+
Beyma SM112/W	42 =	0.335 -0.01	90 +13.1	5.5 -1.5	96.1 +0.3	close	250 W vs 400 W: lower power handling · Xmax 5.5 mm < 7 mm: lower excursion-limited SPL	+
Faital PRO 12FH530	45 +3	0.39 +0.05	75.6 -1.3	7.5 +0.5	97 +1.2	close	16 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the 12 S 3 PL →

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.