Visaton WS33NG

12" · 8 Ω · 200 W · 94.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	30 Hz
Qts	0.308
Qes	0.38
Qms	1.63
Vas	190 L
Sd	450 cm²
Xmax	8 mm
Re	6 Ω
Bl	11.2 T·m
Mms	42 g
Pe	200 W
Sensitivity	94.5 dB

Alignment hint

EBP	79 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 44.5 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
Westra SW-300-2808	30 =	0.322 +0.01	209 +19	9.3 +1.3	94.7 +0.2	close		+
Visaton TD1	30.3 +0.3	0.327 +0.02	200 +10	7.6 -0.4	95.3 +0.8	close	150 W vs 200 W: lower power handling · Xmax 7.6 mm < 8 mm: lower excursion-limited SPL	+
Visaton TD	31 +1	0.324 +0.02	200 +10	7.3 -0.7	95.5 +1	close	150 W vs 200 W: lower power handling · Xmax 7.3 mm < 8 mm: lower excursion-limited SPL	+
Cabasse 30M22	31.5 +1.5	0.315 +0.01	196.1 +6.1	8 =	97.7 +3.2	close		+
Rockford Fosgate S1-124	28 -2	0.326 +0.02	186 -4	9.9 +1.9	96.2 +1.7	close	4 Ω vs 8 Ω: amp load changes	+
AE Speakers TD12S	31.5 +1.5	0.336 +0.03	159.4 -30.6	7 -1	94.9 +0.4	close	Xmax 7 mm < 8 mm: lower excursion-limited SPL	+
Axon 12K01	25 -5	0.289 -0.02	191.8 +1.8	6.7 -1.3	95.4 +0.9	close	4 Ω vs 8 Ω: amp load changes · 125 W vs 200 W: lower power handling · Xmax 6.7 mm < 8 mm: lower excursion-limited SPL	+
STX W.STX.12.2.500.4.F.S.MC	25 -5	0.31 =	151 -39	7.5 -0.5	94.3 -0.2	usable	4 Ω vs 8 Ω: amp load changes · Xmax 7.5 mm < 8 mm: lower excursion-limited SPL	+
Magnat SUPREME 3000	29 -1	0.31 =	131 -59	8 =	96.4 +1.9	usable	4 Ω vs 8 Ω: amp load changes	+
Jensen RS12045SW	25 -5	0.3 -0.01	220 +30	11 +3	95.6 +1.1	usable	4 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the WS33NG →

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.