Fostex W 200

15" · 8 Ω · 150 W · 96.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	32 Hz
Qts	0.35
Qes	0.39
Qms	3.4
Vas	268.7 L
Sd	850 cm²
Xmax	5.2 mm
Re	6.3 Ω
Bl	17.4 T·m
Mms	93.2 g
Pe	150 W
Sensitivity	96.6 dB

Alignment hint

EBP	82 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 87.2 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
18 Sound 15W200 vp	32 =	0.35 =	268.7 =	6 +0.8	96.6 =	close		+
Faital PRO 15PR400 vp	32.8 +0.8	0.332 -0.02	263.2 -5.5	5.8 +0.6	98 +1.4	close		+
MCM Electronics 55-2963	32 =	0.386 +0.04	286 +17.3	6.5 +1.3	95.8 -0.8	close		+
Eminence OMEGA PRO-15A	33 +1	0.32 -0.03	258.5 -10.2	4.8 -0.4	97.3 +0.7	close	Xmax 4.8 mm < 5.2 mm: lower excursion-limited SPL	+
Eminence EMINATOR 2515	28.7 -3.3	0.367 +0.02	274.8 +6.1	6 +0.8	97.6 +1	close	4 Ω vs 8 Ω: amp load changes	+
Beyma CM-15G	34 +2	0.375 +0.03	285 +16.3	5 -0.2	97.7 +1.1	close	Xmax 5 mm < 5.2 mm: lower excursion-limited SPL	+
Faital PRO 15PR450	35 +3	0.35 =	235.6 -33.1	6 +0.8	98 +1.4	close		+
JBL 2216ND vp boris	30.7 -1.3	0.361 +0.01	312.7 +44	5 -0.2	98 +1.4	close	100 W vs 150 W: lower power handling · Xmax 5 mm < 5.2 mm: lower excursion-limited SPL	+
Beyma SM115/N 8 ohms	35 +3	0.382 +0.03	267 -1.7	7.3 +2.1	97.5 +0.9	close		+
Beyma SM115/N v2015	35 +3	0.382 +0.03	267 -1.7	7.3 +2.1	97.5 +0.9	close		+

Compare the closest 3 against the W 200 →

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.