Monacor SP-15/500FH

15" · 8 Ω · 500 W · 98.6 dB

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	35 Hz
Qts	0.31
Qes	0.32
Qms	10.4
Vas	218 L
Sd	880 cm²
Xmax	7.8 mm
Re	5.1 Ω
Bl	19 T·m
Mms	103 g
Pe	500 W
Sensitivity	98.6 dB

Alignment hint

EBP	109 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 51.9 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
Faital PRO 15FH500	35 =	0.31 =	199.2 -18.8	9.25 +1.45	98 -0.6	close		+
Eminence KAPPA PRO 15 LF-2	35 =	0.307 =	198.8 -19.2	8.2 +0.4	97.1 -1.5	close		+
PD PDN 15BR40	35.7 +0.7	0.338 +0.03	224.8 +6.8	9.8 +2	98.5 -0.1	close		+
Precision Devices PDN 15BR40	35.7 +0.7	0.338 +0.03	224.8 +6.8	9.8 +2	98.5 -0.1	close		+
Beyma 15LX60	35 =	0.346 +0.04	215 -3	9 +1.2	97.7 -0.9	close		+
Eminence Kappa Pro-15LF	35 =	0.3 -0.01	198.8 -19.2	6.7 -1.1	97.8 -0.8	close	Xmax 6.7 mm < 7.8 mm: lower excursion-limited SPL	+
18 Sound 15W700	38 +3	0.3 -0.01	217 -1	6.5 -1.3	99 +0.4	close	Xmax 6.5 mm < 7.8 mm: lower excursion-limited SPL	+
Beyma SM115 v2	35 =	0.315 +0.01	276 +58	7.3 -0.5	98.4 -0.2	close	Xmax 7.3 mm < 7.8 mm: lower excursion-limited SPL	+
Max Speaker PR1566	36 +1	0.296 -0.01	262 +44	8.6 +0.8	99.1 +0.5	close		+
DAS Audio 15S	35 =	0.287 -0.02	188 -30	8 +0.2	97.4 -1.2	close		+

Compare the closest 3 against the SP-15/500FH →

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.