Monacor SPH-250KE

10" · 8 Ω · 100 W · 90.6 dB

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	23 Hz
Qts	0.414
Qes	0.45
Qms	5.25
Vas	204 L
Sd	346 cm²
Xmax	4.8 mm
Re	6.1 Ω
Bl	8.8 T·m
Mms	39.4 g
Pe	100 W
Sensitivity	90.6 dB

Alignment hint

EBP	51 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 106.4 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
Audax HD24S45TSM-C-4CA14	23 =	0.421 +0.01	190 -14	4 -0.8	89.9 -0.7	close	Xmax 4 mm < 4.8 mm: lower excursion-limited SPL	+
Aurum Cantus AC250MK2	23 =	0.423 +0.01	235 +31	8 +3.2	90.2 -0.4	close		+
Focal 10V 516J	22.3 -0.7	0.39 -0.02	180 -24	7.5 +2.7	90.7 +0.1	close		+
Aurum Cantus AC250F1D	23 =	0.444 +0.03	184 -20	8 +3.2	92 +1.4	close	4 Ω vs 8 Ω: amp load changes	+
JBL 127H	25 +2	0.433 +0.02	237.9 +33.9	4.8 =	91.9 +1.3	close	50 W vs 100 W: lower power handling	+
Scan-Speak 25W/8565-00	20 -3	0.407 -0.01	229 +25	6.5 +1.7	89.8 -0.8	close		+
Scan-Speak 26W/8534G00 v2011	23 =	0.402 -0.01	150 -54	6 +1.2	89.8 -0.8	close		+
SEAS A26RE4 - H1411	25 +2	0.415 =	161 -43	4 -0.8	90.6 =	close	Xmax 4 mm < 4.8 mm: lower excursion-limited SPL	+
KEF B139 SP1044	25 +2	0.373 -0.04	164 -40	6 +1.2	90.9 +0.3	usable	50 W vs 100 W: lower power handling	+
Audax HT240M0 vp1	27.5 +4.5	0.404 -0.01	172 -32	4.5 -0.3	91.7 +1.1	usable	Xmax 4.5 mm < 4.8 mm: lower excursion-limited SPL	+

Compare the closest 3 against the SPH-250KE →

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.