RCF L15S830

15" · 8 Ω · 800 W · 99.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	52 Hz
Qts	0.28
Qes	0.3
Qms	4
Vas	115 L
Sd	850 cm²
Xmax	4 mm
Re	5.6 Ω
Bl	22.2 T·m
Mms	82 g
Pe	800 W
Sensitivity	99.2 dB

Alignment hint

EBP	173 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 21.4 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
PHL Audio 5240	46 -6	0.278 =	116 +1	4.7 +0.7	99.3 +0.1	close	500 W vs 800 W: lower power handling	+
Ciare NDH 15-3	49.8 -2.2	0.296 +0.02	110.9 -4.1	4.3 +0.3	99.7 +0.5	close	400 W vs 800 W: lower power handling	+
JB Systems 153431 SW 15 250	49 -3	0.309 +0.03	115.3 +0.3	4.1 +0.1	99 -0.2	close	250 W vs 800 W: lower power handling	+
PHL Audio 5320	45 -7	0.287 +0.01	128 +13	4.8 +0.8	99.3 +0.1	close	500 W vs 800 W: lower power handling	+
PHL Audio 5231	44 -8	0.277 =	127 +12	5 +1	99.1 -0.1	close	500 W vs 800 W: lower power handling	+
PHL Audio 5241 M	48 -4	0.253 -0.03	105 -10	3.9 -0.1	99.4 +0.2	close	500 W vs 800 W: lower power handling · Xmax 3.9 mm < 4 mm: lower excursion-limited SPL	+
PD 1550/2	46.2 -5.8	0.294 +0.01	126 +11	5.3 +1.3	99 -0.2	close	600 W vs 800 W: lower power handling	+
Precision Devices 1550/2	46.2 -5.8	0.294 +0.01	126 +11	5.3 +1.3	99 -0.2	close	600 W vs 800 W: lower power handling	+
Audax PR380T10	49 -3	0.314 +0.03	107 -8	3.7 -0.3	99.2 =	close	350 W vs 800 W: lower power handling · Xmax 3.7 mm < 4 mm: lower excursion-limited SPL	+
PD PD 1550 v2015	46.2 -5.8	0.294 +0.01	126.4 +11.4	5.3 +1.3	99 -0.2	close	600 W vs 800 W: lower power handling	+

Compare the closest 3 against the L15S830 →

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.