Monacor SPA-10PA

10" · 8 Ω · 150 W · 93.5 dB

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	54 Hz
Qts	0.445
Qes	0.53
Qms	2.79
Vas	37 L
Sd	346 cm²
Xmax	4 mm
Re	6.2 Ω
Bl	12.5 T·m
Mms	39.4 g
Pe	150 W
Sensitivity	93.5 dB

Alignment hint

EBP	102 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 24.3 L

EBP > 100: favours a ported (bass-reflex) 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
Zeuz 10500X	48.4 -5.6	0.445 =	34.6 -2.4	4.3 +0.3	94.5 +1	close	4 Ω vs 8 Ω: amp load changes	+
SpeaKa CPA10-100	56.3 +2.3	0.437 -0.01	39.4 +2.4	3 -1	93.9 +0.4	close	100 W vs 150 W: lower power handling · Xmax 3 mm < 4 mm: lower excursion-limited SPL	+
SICA PL10B25S	57.6 +3.6	0.438 -0.01	30.9 -6.1	4.8 +0.8	94.9 +1.4	close		+
Jensen BS10N/250	58 +4	0.438 -0.01	30.9 -6.1	4.8 +0.8	95 +1.5	close		+
Jensen BS10N/250A	58 +4	0.438 -0.01	30.9 -6.1	4.8 +0.8	95 +1.5	close		+
Monacor SPA-110PA	61 +7	0.469 +0.02	38 +1	4 =	96.3 +2.8	close		+
Beyma 10CMV2	52 -2	0.418 -0.03	44 +7	5.2 +1.2	94.5 +1	close		+
Oberton 10B100	44 -10	0.447 =	40.5 +3.5	4.4 +0.4	92.5 -1	close	100 W vs 150 W: lower power handling	+
Focal 10V 6412	50 -4	0.423 -0.02	32.8 -4.2	3.3 -0.7	93.4 -0.1	close	100 W vs 150 W: lower power handling · Xmax 3.3 mm < 4 mm: lower excursion-limited SPL	+
Jensen SMOOTH BS 10N/250A	58 +4	0.429 -0.02	30.9 -6.1	4.7 +0.7	95.1 +1.6	close		+

Compare the closest 3 against the SPA-10PA →

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.