LaVoce SSF102.40

10" · 4 Ω · 250 W · 89 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	4 Ω
Fs	41 Hz
Qts	0.51
Qes	0.59
Qms	3.99
Vas	31.91 L
Sd	350 cm²
Xmax	8.3 mm
Re	3 Ω
Bl	10.38 T·m
Mms	81.9 g
Pe	250 W
Sensitivity	89 dB

Alignment hint

EBP	69 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 34.6 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
Boss Audio MR101	44 +3	0.55 +0.04	35 +3.09	9 +0.7	88.9 -0.1	close		+
Audison AV10	41 =	0.539 +0.03	30.7 -1.21	7 -1.3	90.4 +1.4	close	Xmax 7 mm < 8.3 mm: lower excursion-limited SPL	+
LaVoce SSF102.50L V2	44 +3	0.493 -0.02	30.7 -1.21	7.1 -1.2	90.3 +1.3	close	8 Ω vs 4 Ω: amp load changes · Xmax 7.1 mm < 8.3 mm: lower excursion-limited SPL	+
Audison AV 10	41 =	0.54 +0.03	30 -1.91	14 +5.7	86.8 -2.2	close		+
Kenwood KFC-W2502	39.8 -1.2	0.514 =	44.9 +12.99	8.4 +0.1	89 =	close	150 W vs 250 W: lower power handling	+
Clarion PXW1052	33.6 -7.4	0.505 -0.01	30.2 -1.71	9.6 +1.3	91.4 +2.4	close	2 Ω vs 4 Ω: amp load changes	+
HSU Research VTF-2 10	38.4 -2.6	0.45 -0.06	38.51 +6.6	8 -0.3	88.4 -0.6	usable	Xmax 8 mm < 8.3 mm: lower excursion-limited SPL	+
Brax MATRIX 10.1	35.8 -5.2	0.53 +0.02	35.34 +3.43	12.5 +4.2	86.5 -2.5	usable		+
MTX Audio RT10-04	32 -9	0.49 -0.02	32.6 +0.69	6.7 -1.6	89.1 +0.1	usable	Xmax 6.7 mm < 8.3 mm: lower excursion-limited SPL	+
Focal 27 WX	37.4 -3.6	0.555 +0.05	38.6 +6.69	7.3 -1	89.8 +0.8	usable	8 Ω vs 4 Ω: amp load changes · Xmax 7.3 mm < 8.3 mm: lower excursion-limited SPL	+

Compare the closest 3 against the SSF102.40 →

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.