Kartesian SUB250_VHE

10" · 8 Ω · 300 W · 88.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	28 Hz
Qts	0.355
Qes	0.374
Qms	7.15
Vas	36.4 L
Sd	302 cm²
Xmax	5.5 mm
Re	4.1 Ω
Bl	14.8 T·m
Mms	113.6 g
Pe	300 W
Sensitivity	88.2 dB

Alignment hint

EBP	75 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 12.3 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
Infinity 1030W	29.62 +1.62	0.39 +0.04	35.72 -0.68	12.25 +6.75	88 -0.2	close	4 Ω vs 8 Ω: amp load changes	+
JBL GT4-10	29.6 +1.6	0.421 +0.07	36.1 -0.3	7.1 +1.6	88.6 +0.4	close	4 Ω vs 8 Ω: amp load changes	+
Dayton Audio RSS265HO-4 v2015	26.9 -1.1	0.356 =	29.4 -7	9.3 +3.8	87.2 -1	close	4 Ω vs 8 Ω: amp load changes	+
Dayton Audio TS280D-4 TITANIC MK 4	29.6 +1.6	0.37 +0.02	27.8 -8.6	6.4 +0.9	88.4 +0.2	close	4 Ω vs 8 Ω: amp load changes	+
Wavecor SW280WA01	26 -2	0.401 +0.05	43 +6.6	6 +0.5	88.1 -0.1	close	4 Ω vs 8 Ω: amp load changes · 200 W vs 300 W: lower power handling	+
Infinity KAPPA PERFECT 10	28.4 +0.4	0.419 +0.06	32.1 -4.3	7.1 +1.6	87.1 -1.1	close		+
MISCO 250-SW04D-01	29 +1	0.369 +0.01	39 +2.6	4.7 -0.8	92.1 +3.9	close	2 Ω vs 8 Ω: amp load changes · 100 W vs 300 W: lower power handling · Xmax 4.7 mm < 5.5 mm: lower excursion-limited SPL	+
Dayton Audio TS280D-4	25.6 -2.4	0.404 +0.05	33.7 -2.7	8.3 +2.8	87.1 -1.1	usable	4 Ω vs 8 Ω: amp load changes	+
Infinity REFERENCE 1060W	29 +1	0.42 +0.07	32.9 -3.5	13.0048 +7.5	88 -0.2	usable	4 Ω vs 8 Ω: amp load changes	+
Polk Audio DB10 (OLD)	26.7 -1.3	0.376 +0.02	31.998 -4.4	8.7 +3.2	83.6 -4.6	usable	4 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the SUB250_VHE →

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.