Sica 8 N 2.5 PL

8" · 8 Ω · 300 W · 96.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	8"
Impedance	8 Ω
Fs	77 Hz
Qts	0.3
Qes	0.33
Qms	4.21
Vas	13.7 L
Sd	213.8 cm²
Xmax	3.5 mm
Re	5.6 Ω
Bl	12.95 T·m
Mms	20.3 g
Pe	300 W
Sensitivity	96.4 dB

Alignment hint

EBP	233 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 3 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 8 Fe 2.5 CP	73 -4	0.28 -0.02	15.6 +1.9	4 +0.5	96.7 +0.3	close		+
BMS 8N515	87.7 +10.7	0.3 =	11.04 -2.66	4 +0.5	96 -0.4	close	200 W vs 300 W: lower power handling	+
B&C 8PS21	73 -4	0.33 +0.03	14 +0.3	5 +1.5	94 -2.4	close	200 W vs 300 W: lower power handling	+
BMS 8S215	87.7 +10.7	0.31 +0.01	11.04 -2.66	4.25 +0.75	96 -0.4	close	200 W vs 300 W: lower power handling	+
18 Sound 8NTLW2000	74 -3	0.26 -0.04	11.3 -2.4	4.4 +0.9	96.5 +0.1	close	16 Ω vs 8 Ω: amp load changes	+
LaVoce WSF081.82	79 +2	0.38 +0.08	14.3 +0.6	4.6 +1.1	95.5 -0.9	usable	150 W vs 300 W: lower power handling	+
Beyma 8WRS300	65 -12	0.28 -0.02	15 +1.3	6 +2.5	95 -1.4	usable		+
Faital PRO 8PR210	65 -12	0.29 -0.01	15.4 +1.7	6.92 +3.42	95 -1.4	usable	200 W vs 300 W: lower power handling	+
Oberton 8NMB250v4	82.03 +5.03	0.258 -0.04	10.89 -2.81	4.5 +1	96 -0.4	usable		+
B&C 8CLA64	71 -6	0.24 -0.06	12.5 -1.2	5.3 +1.8	96 -0.4	usable		+

Compare the closest 3 against the 8 N 2.5 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.