RCF L 18P200KN

18" · 8 Ω · 350 W · 96.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	22.3 Hz
Qts	0.265
Qes	0.28
Qms	5
Vas	550 L
Sd	1041 cm²
Xmax	9 mm
Re	6.3 Ω
Bl	21.1 T·m
Mms	140.7 g
Pe	350 W
Sensitivity	96.4 dB

Alignment hint

EBP	80 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 89.9 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
Precision Devices PD184	27 +4.7	0.253 -0.01	473 -77	9.5 +0.5	97 +0.6	close	16 Ω vs 8 Ω: amp load changes	+
Electro-Voice DL18MT	24 +1.7	0.269 =	580.5 +30.5	5.59 -3.41	96.6 +0.2	usable	Xmax 5.59 mm < 9 mm: lower excursion-limited SPL	+
Faital PRO 18FH500	28 +5.7	0.29 +0.02	456.7 -93.3	9.45 +0.45	98 +1.6	usable	4 Ω vs 8 Ω: amp load changes	+
Celestion FTR18-4080HD	26 +3.7	0.272 +0.01	395.6 -154.4	8 -1	97.5 +1.1	usable	Xmax 8 mm < 9 mm: lower excursion-limited SPL	+
Eminence JAY7010	28.1 +5.8	0.314 +0.05	546.6 -3.4	9.1 +0.1	99.2 +2.8	usable		+
Monacor SPH-450TC vp série	20 -2.3	0.248 -0.02	480 -70	6.5 -2.5	93.8 -2.6	usable	Xmax 6.5 mm < 9 mm: lower excursion-limited SPL	+
Eminence DELTA PRO 18	26 +3.7	0.301 +0.04	523 -27	6.7 -2.3	98.4 +2	usable	Xmax 6.7 mm < 9 mm: lower excursion-limited SPL	+
JBL 2245H	20 -2.3	0.24 -0.03	821.2 +271.2	8.5 -0.5	97.2 +0.8	usable	Xmax 8.5 mm < 9 mm: lower excursion-limited SPL	+
RCF LP 18/551	21.7 -0.6	0.222 -0.04	760 +210	10 +1	98.8 +2.4	usable		+
RCF LF18G400	28 +5.7	0.27 +0.01	360 -190	9 =	97.5 +1.1	usable		+

Compare the closest 3 against the L 18P200KN →

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.