Selenium 12PW3-4

12" · 8 Ω · 200 W · 97.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	52 Hz
Qts	0.592
Qes	0.64
Qms	7.85
Vas	86 L
Sd	510 cm²
Xmax	1.3 mm
Re	4 Ω
Bl	9 T·m
Mms	39.7 g
Pe	200 W
Sensitivity	97.8 dB

Alignment hint

EBP	81 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 201.6 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
P.Audio HP-12W	48 -4	0.575 -0.02	99.8 +13.8	2 +0.7	95.9 -1.9	close	100 W vs 200 W: lower power handling	+
Beyma 12CMV3	52 =	0.55 -0.04	85 -1	7 +5.7	96.5 -1.3	close		+
Philips AD12100 vp N°2	54.2 +2.2	0.505 -0.09	84.4 -1.6	3 +1.7	98.8 +1	usable	4 Ω vs 8 Ω: amp load changes · 100 W vs 200 W: lower power handling	+
Supravox T285HF64	55 +3	0.6 +0.01	74.6 -11.4	3.3 +2	95.6 -2.2	usable	70 W vs 200 W: lower power handling	+
Selenium 12PW3-SLF	50 -2	0.685 +0.09	97 +11	1.3 =	95 -2.8	usable		+
Radian 2212 B-8	51.2 -0.8	0.568 -0.02	80.4 -5.6	0.9 -0.4	95.6 -2.2	usable	Xmax 0.9 mm < 1.3 mm: lower excursion-limited SPL	+
University Sound 312 200	50.5 -1.5	0.503 -0.09	85 -1	2 +0.7	94.4 -3.4	usable	35 W vs 200 W: lower power handling	+
Philips AD12100 vp N°3	55.3 +3.3	0.519 -0.07	78.2 -7.8	3 +1.7	98.6 +0.8	usable	4 Ω vs 8 Ω: amp load changes · 100 W vs 200 W: lower power handling	+
Audax PR300T2	51 -1	0.497 -0.09	97 +11	2 +0.7	99.4 +1.6	usable	4 Ω vs 8 Ω: amp load changes · 100 W vs 200 W: lower power handling	+
Jensen BLUES 1200	46 -6	0.54 -0.05	96.9 +10.9	3 +1.7	98.2 +0.4	usable	4 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the 12PW3-4 →

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.