SICA 10 H 2 CS 4 Ohms

10" · 4 Ω · 150 W · 94.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	4 Ω
Fs	30.6 Hz
Qts	0.303
Qes	0.33
Qms	3.72
Vas	75.8 L
Sd	339.8 cm²
Xmax	5.3 mm
Re	3 Ω
Bl	10 T·m
Mms	57.8 g
Pe	150 W
Sensitivity	94.4 dB

Alignment hint

EBP	93 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 17 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
Visaton TIW250XS 8 Ohms	31 +0.4	0.298 -0.01	73 -2.8	8.1 +2.8	91.8 -2.6	close	8 Ω vs 4 Ω: amp load changes	+
SB Acoustics SW26SFC38-4	28 -2.6	0.31 +0.01	84 +8.2	5.5 +0.2	93 -1.4	close	80 W vs 150 W: lower power handling	+
Triangle T28DE120C	30 -0.6	0.327 +0.02	73.1 -2.7	6.5 +1.2	92.2 -2.2	close	8 Ω vs 4 Ω: amp load changes	+
Volt B250.8 v2014	32 +1.4	0.302 =	89 +13.2	5.5 +0.2	92.4 -2	close	8 Ω vs 4 Ω: amp load changes	+
Audax HT240G4	28 -2.6	0.302 =	67 -8.8	8 +2.7	93 -1.4	close		+
ATC SB75-234 SC vp #22306	31 +0.4	0.324 +0.02	76 +0.2	5 -0.3	90.3 -4.1	close	8 Ω vs 4 Ω: amp load changes · 75 W vs 150 W: lower power handling · Xmax 5 mm < 5.3 mm: lower excursion-limited SPL	+
STX W.27.400.8.MC	31 +0.4	0.329 +0.03	79 +3.2	7.6 +2.3	91.6 -2.8	close	8 Ω vs 4 Ω: amp load changes	+
Visaton TIW250	31 +0.4	0.324 +0.02	80 +4.2	8.8 +3.5	91.7 -2.7	close	8 Ω vs 4 Ω: amp load changes	+
HiVi F10 v2009	28 -2.6	0.31 +0.01	78.6 +2.8	5.5 +0.2	90.1 -4.3	close	8 Ω vs 4 Ω: amp load changes · 100 W vs 150 W: lower power handling	+
Sica 10 SR 2.5 CP	34.5 +3.9	0.32 +0.02	66.7 -9.1	6 +0.7	93 -1.4	close	8 Ω vs 4 Ω: amp load changes	+

Compare the closest 3 against the 10 H 2 CS 4 Ohms →

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.