RCF LF15N451

15" · 8 Ω · 1300 W · 97 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	35 Hz
Qts	0.18
Qes	0.19
Qms	4.2
Vas	125 L
Sd	900 cm²
Xmax	9 mm
Re	5.1 Ω
Bl	33.5 T·m
Mms	171 g
Pe	1300 W
Sensitivity	97 dB

Alignment hint

EBP	184 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 8.7 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
18 Sound 15NLW4500	35 =	0.2 +0.02	126 +1	14.5 +5.5	96.6 -0.4	close	4 Ω vs 8 Ω: amp load changes	+
RCF LF 15N451	35 =	0.182 =	125 =	6.6 -2.4	98.4 +1.4	close	Xmax 6.6 mm < 9 mm: lower excursion-limited SPL	+
Radian 2216Neo	40 +5	0.19 +0.01	114 -11	9 =	96.5 -0.5	close	800 W vs 1300 W: lower power handling	+
B&C 15NW100	33 -2	0.22 +0.04	139 +14	9 =	97 =	close	1000 W vs 1300 W: lower power handling	+
B&C 15NW100	34 -1	0.23 +0.05	126.1 +1.1	9 =	95 -2	usable	4 Ω vs 8 Ω: amp load changes · 1000 W vs 1300 W: lower power handling	+
B&C 15DS115	33 -2	0.17 -0.01	94 -31	16.5 +7.5	97 =	usable		+
B&C 15 SW 115	35 =	0.237 +0.06	110 -15	8.8 -0.2	96.6 -0.4	usable	Xmax 8.8 mm < 9 mm: lower excursion-limited SPL	+
RCF LF15N401	34 -1	0.22 +0.04	160 +35	9 =	97 =	usable	900 W vs 1300 W: lower power handling	+
Faital PRO 15XL2400	32 -3	0.21 +0.03	113.9 -11.1	17.67 +8.67	96 -1	usable		+
Oberton 15PD601	38.2 +3.2	0.228 +0.05	133.31 +8.31	8.5 -0.5	98 +1	usable	600 W vs 1300 W: lower power handling · Xmax 8.5 mm < 9 mm: lower excursion-limited SPL	+

Compare the closest 3 against the LF15N451 →

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.