Sica 15 Fe 3 CP

15" · 8 Ω · 400 W · 99.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	40.2 Hz
Qts	0.33
Qes	0.34
Qms	9.52
Vas	170.4 L
Sd	855.3 cm²
Xmax	5.5 mm
Re	5.2 Ω
Bl	19.1 T·m
Mms	91 g
Pe	400 W
Sensitivity	99.4 dB

Alignment hint

EBP	118 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 47.4 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
Oberton 15NMB35	38.93 -1.27	0.335 +0.01	177.47 +7.07	6.75 +1.25	99.5 +0.1	close		+
PHL Audio 5221 SP	41 +0.8	0.329 =	190 +19.6	6.6 +1.1	99.5 +0.1	close		+
JBL 2226H	40 -0.2	0.31 -0.02	175.6 +5.2	7 +1.5	99.3 -0.1	close		+
Fane SOVEREIGN PRO 15-500	40 -0.2	0.319 -0.01	192 +21.6	6 +0.5	99.4 =	close		+
B&C 15CLA76	40 -0.2	0.3 -0.03	176 +5.6	5.5 =	99 -0.4	close		+
B&C 15 CLA 76	40 -0.2	0.297 -0.03	176 +5.6	5.4 -0.1	99.5 +0.1	close	Xmax 5.4 mm < 5.5 mm: lower excursion-limited SPL	+
JBL 265H-1	39 -1.2	0.32 -0.01	170 -0.4	5 -0.5	98.3 -1.1	close	300 W vs 400 W: lower power handling · Xmax 5 mm < 5.5 mm: lower excursion-limited SPL	+
Oberton 15MB500	41.5 +1.3	0.339 +0.01	161.54 -8.86	7.75 +2.25	100 +0.6	close		+
Beyma 15MW/ND	40 -0.2	0.331 =	207 +36.6	6.5 +1	99.4 =	close		+
Peavey 1505 DT vp 1993 rouge	43.6 +3.4	0.318 -0.01	171.5 +1.1	5.1 -0.4	99.8 +0.4	close	Xmax 5.1 mm < 5.5 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 15 Fe 3 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.