STX W.27.400.8.MC

10" · 8 Ω · 200 W · 91.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	31 Hz
Qts	0.329
Qes	0.39
Qms	2.11
Vas	79 L
Sd	345 cm²
Xmax	7.6 mm
Re	5.3 Ω
Bl	12.1 T·m
Mms	55.7 g
Pe	200 W
Sensitivity	91.6 dB

Alignment hint

EBP	79 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 21.8 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
Visaton TIW250	31 =	0.324 -0.01	80 +1	8.8 +1.2	91.7 +0.1	close		+
Tang Band WT-644F	32 +1	0.357 +0.03	77 -2	7.9 +0.3	91.3 -0.3	close		+
Visaton TIW250XS 8 Ohms	31 =	0.298 -0.03	73 -6	8.1 +0.5	91.8 +0.2	close		+
Triangle T28DE120C	30 -1	0.327 =	73.1 -5.9	6.5 -1.1	92.2 +0.6	close	150 W vs 200 W: lower power handling · Xmax 6.5 mm < 7.6 mm: lower excursion-limited SPL	+
Visaton TIW250XS 8 Ohms v2	33 +2	0.328 =	66 -13	7.9 +0.3	91.8 +0.2	close		+
Triangle T28DE120C-8	30 -1	0.327 =	73.1 -5.9	6.5 -1.1	90 -1.6	close	150 W vs 200 W: lower power handling · Xmax 6.5 mm < 7.6 mm: lower excursion-limited SPL	+
Focal 11V 7511 v2008	30.8 -0.2	0.362 +0.03	94.3 +15.3	8 +0.4	91.5 -0.1	close		+
AE Speakers TD10S	32.7 +1.7	0.347 +0.02	67.5 -11.5	7 -0.6	91.4 -0.2	close	Xmax 7 mm < 7.6 mm: lower excursion-limited SPL	+
Volt RV2550	28 -3	0.331 =	71.8 -7.2	9.1 +1.5	89.5 -2.1	close		+
JBL P1000	30 -1	0.382 +0.05	71 -8	7.8 +0.2	91.2 -0.4	close		+

Compare the closest 3 against the W.27.400.8.MC →

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.