Sica 8 Fe 2.5 CP

8" · 8 Ω · 300 W · 96.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	8"
Impedance	8 Ω
Fs	73 Hz
Qts	0.28
Qes	0.3
Qms	3.73
Vas	15.6 L
Sd	213.8 cm²
Xmax	4 mm
Re	5.5 Ω
Bl	13.01 T·m
Mms	19.8 g
Pe	300 W
Sensitivity	96.7 dB

Alignment hint

EBP	243 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 2.9 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
B&C 8MDN51	68 -5	0.27 -0.01	17.5 +1.9	6 +2	97 +0.3	close	16 Ω vs 8 Ω: amp load changes · 200 W vs 300 W: lower power handling	+
Beyma 8WRS300	65 -8	0.28 =	15 -0.6	6 +2	95 -1.7	close		+
Faital PRO 8PR210	65 -8	0.29 +0.01	15.4 -0.2	6.92 +2.92	95 -1.7	close	200 W vs 300 W: lower power handling	+
Beyma 8WR300	65 -8	0.27 -0.01	15 -0.6	6 +2	95 -1.7	close		+
Sica 8 N 2.5 PL	77 +4	0.3 +0.02	13.7 -1.9	3.5 -0.5	96.4 -0.3	close	Xmax 3.5 mm < 4 mm: lower excursion-limited SPL	+
B&C 8FMB51	67 -6	0.28 =	20.7 +5.1	5.5 +1.5	96.5 -0.2	close		+
18 Sound 8NTLW2000	74 +1	0.26 -0.02	11.3 -4.3	4.4 +0.4	96.5 -0.2	close	16 Ω vs 8 Ω: amp load changes	+
Sica 8 Fe 2 CP	67 -6	0.32 +0.04	16.9 +1.3	4.5 +0.5	94.6 -2.1	usable	200 W vs 300 W: lower power handling	+
B&C 8NDL64	73 =	0.24 -0.04	11.8 -3.8	4.5 +0.5	97 +0.3	usable	16 Ω vs 8 Ω: amp load changes	+
B&C 8PS21	73 =	0.33 +0.05	14 -1.6	5 +1	94 -2.7	usable	200 W vs 300 W: lower power handling	+

Compare the closest 3 against the 8 Fe 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.