RCF L 18P300 8 Ohms

18" · 8 Ω · 1000 W · 97.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	33 Hz
Qts	0.327
Qes	0.34
Qms	8.3
Vas	226 L
Sd	1180 cm²
Xmax	7.8 mm
Re	5 Ω
Bl	24.7 T·m
Mms	200.9 g
Pe	1000 W
Sensitivity	97.8 dB

Alignment hint

EBP	97 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 61.5 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
Beyma 18P1000FE	33 =	0.32 -0.01	230 +4	8 +0.2	97.8 =	close		+
Beyma 18" P1000Fe V2/S	33 =	0.32 -0.01	230 +4	8 +0.2	98 +0.2	close		+
18 Sound 18LW2400	33 =	0.32 -0.01	235 +9	9.5 +1.7	98 +0.2	close	4 Ω vs 8 Ω: amp load changes	+
RCF L18P300	33 =	0.33 =	226 =	7.8 =	95.6 -2.2	close	500 W vs 1000 W: lower power handling	+
B&C 18 TBX 46 v2	34 +1	0.311 -0.02	227 +1	8.1 +0.3	98.2 +0.4	close		+
Fane 18XBN	33 =	0.337 +0.01	236 +10	7.5 -0.3	96.8 -1	close	Xmax 7.5 mm < 7.8 mm: lower excursion-limited SPL	+
Fane COLOSSUS 18XBN	33 =	0.337 +0.01	236 +10	7.5 -0.3	96.8 -1	close	Xmax 7.5 mm < 7.8 mm: lower excursion-limited SPL	+
18 Sound 18LW1400	33 =	0.32 -0.01	210 -16	9 +1.2	97 -0.8	close	4 Ω vs 8 Ω: amp load changes	+
Fane COLOSSUS 18XB v2016	33 =	0.337 +0.01	236 +10	7.5 -0.3	96.6 -1.2	close	Xmax 7.5 mm < 7.8 mm: lower excursion-limited SPL	+
Fane COLOSSUS 18-1000	32 -1	0.319 -0.01	236 +10	8.9 +1.1	97 -0.8	close		+

Compare the closest 3 against the L 18P300 8 Ohms →

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.