SICA 10 SR 2.5 CP 8 Ohms v2017

10" · 8 Ω · 250 W · 92.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	34.5 Hz
Qts	0.323
Qes	0.34
Qms	6.35
Vas	66.7 L
Sd	353 cm²
Xmax	6 mm
Re	5.2 Ω
Bl	13.6 T·m
Mms	55.7 g
Pe	250 W
Sensitivity	92.9 dB

Alignment hint

EBP	101 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 17.6 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 10 SR 2.5 CP	34.5 =	0.32 =	66.7 =	6 =	93 +0.1	close		+
Visaton TIW250XS 8 Ohms v2	33 -1.5	0.328 +0.01	66 -0.7	7.9 +1.9	91.8 -1.1	close		+
AE Speakers TD10S v2015	32.7 -1.8	0.346 +0.02	68 +1.3	7 +1	93.4 +0.5	close	4 Ω vs 8 Ω: amp load changes	+
AE Speakers TD10S	32.7 -1.8	0.347 +0.02	67.5 +0.8	7 +1	91.4 -1.5	close		+
Triangle T28DE120C	30 -4.5	0.327 =	73.1 +6.4	6.5 +0.5	92.2 -0.7	close	150 W vs 250 W: lower power handling	+
AE Speakers TD10X	35 +0.5	0.27 -0.05	67.5 +0.8	7 +1	92.4 -0.5	close		+
Alpine SWG-1044	33 -1.5	0.34 +0.02	65 -1.7	8 +2	89.8 -3.1	close	4 Ω vs 8 Ω: amp load changes · 150 W vs 250 W: lower power handling	+
Audax HT240G4	28 -6.5	0.302 -0.02	67 +0.3	8 +2	93 +0.1	close	4 Ω vs 8 Ω: amp load changes	+
SICA 10 H 2 CS 8 Ohms	36 +1.5	0.393 +0.07	65.4 -1.3	6 =	91.8 -1.1	close	150 W vs 250 W: lower power handling	+
STX W.27.400.8.MC	31 -3.5	0.329 +0.01	79 +12.3	7.6 +1.6	91.6 -1.3	close		+

Compare the closest 3 against the 10 SR 2.5 CP 8 Ohms v2017 →

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.