Sica 10 SR 2.5 CP

10" · 8 Ω · 300 W · 93 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	34.5 Hz
Qts	0.32
Qes	0.34
Qms	6.35
Vas	66.7 L
Sd	353 cm²
Xmax	6 mm
Re	5.2 Ω
Bl	13.7 T·m
Mms	56.5 g
Pe	300 W
Sensitivity	93 dB

Alignment hint

EBP	101 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 17.2 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 8 Ohms v2017	34.5 =	0.323 =	66.7 =	6 =	92.9 -0.1	close		+
Visaton TIW250XS 8 Ohms v2	33 -1.5	0.328 +0.01	66 -0.7	7.9 +1.9	91.8 -1.2	close	200 W vs 300 W: lower power handling	+
AE Speakers TD10S v2015	32.7 -1.8	0.346 +0.03	68 +1.3	7 +1	93.4 +0.4	close	4 Ω vs 8 Ω: amp load changes	+
AE Speakers TD10S	32.7 -1.8	0.347 +0.03	67.5 +0.8	7 +1	91.4 -1.6	close		+
AE Speakers TD10X	35 +0.5	0.27 -0.05	67.5 +0.8	7 +1	92.4 -0.6	close		+
Triangle T28DE120C	30 -4.5	0.327 +0.01	73.1 +6.4	6.5 +0.5	92.2 -0.8	close	150 W vs 300 W: lower power handling	+
Audax HT240G4	28 -6.5	0.302 -0.02	67 +0.3	8 +2	93 =	close	4 Ω vs 8 Ω: amp load changes · 200 W vs 300 W: lower power handling	+
Alpine SWG-1044	33 -1.5	0.34 +0.02	65 -1.7	8 +2	89.8 -3.2	close	4 Ω vs 8 Ω: amp load changes · 150 W vs 300 W: lower power handling	+
Decware DHM 108B	35 +0.5	0.316 =	53 -13.7	5.5 -0.5	91 -2	close	Xmax 5.5 mm < 6 mm: lower excursion-limited SPL	+
SICA 10 H 2 CS 8 Ohms	36 +1.5	0.393 +0.07	65.4 -1.3	6 =	91.8 -1.2	close	150 W vs 300 W: lower power handling	+

Compare the closest 3 against the 10 SR 2.5 CP →

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.