Cerwin-Vega VEGA 154

15" · 4 Ω · 500 W · 93.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	4 Ω
Fs	23 Hz
Qts	0.358
Qes	0.39
Qms	4.42
Vas	181.2 L
Sd	855.9 cm²
Xmax	9.4 mm
Re	3.4 Ω
Bl	18.5 T·m
Mms	271.4 g
Pe	500 W
Sensitivity	93.2 dB

Alignment hint

EBP	59 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 62.5 L

EBP 50-100: works in either a sealed or ported 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
Dayton Audio RSS390HO-4 v2017	21.5 -1.5	0.32 -0.04	168 -13.2	11.4 +2	92.7 -0.5	close		+
Visaton TIW400	23 =	0.348 -0.01	300 +118.8	10.6 +1.2	93.3 +0.1	usable	8 Ω vs 4 Ω: amp load changes · 300 W vs 500 W: lower power handling	+
Oxygen ALIUM 380 vp	22.2 -0.8	0.393 +0.04	223.9 +42.7	6.8 -2.6	93 -0.2	usable	200 W vs 500 W: lower power handling · Xmax 6.8 mm < 9.4 mm: lower excursion-limited SPL	+
Soundstream T5-15 vp	19.7 -3.3	0.336 -0.02	153.4 -27.8	12 +2.6	90 -3.2	usable	8 Ω vs 4 Ω: amp load changes	+
SB Acoustics SB42FHC75-6	22.5 -0.5	0.372 +0.01	318 +136.8	10.1 +0.7	94 +0.8	usable	8 Ω vs 4 Ω: amp load changes · 300 W vs 500 W: lower power handling	+
Peavey LOW RIDER 15	33.9 +10.9	0.352 -0.01	155.1 -26.1	9.6 +0.2	94 +0.8	usable	8 Ω vs 4 Ω: amp load changes	+
Powerbass M-1504	22 -1	0.442 +0.08	181.7 +0.5	11 +1.6	87.7 -5.5	usable		+
Ground Zero GZHW 38X	22.6 -0.4	0.43 +0.07	147 -34.2	12.5 +3.1	90.3 -2.9	usable	8 Ω vs 4 Ω: amp load changes	+
Dayton Audio MX15-22	21.7 -1.3	0.415 +0.06	146.1 -35.1	12.3 +2.9	90.1 -3.1	usable		+
Dayton Audio RSS390HO-4	24.2 +1.2	0.384 +0.03	109.7 -71.5	9.6 +0.2	91.5 -1.7	usable		+

Compare the closest 3 against the VEGA 154 →

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.