Faital PRO 18XL1700

18" · 8 Ω · 1600 W · 97 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	28 Hz
Qts	0.28
Qes	0.29
Qms	10
Vas	227 L
Sd	1187 cm²
Xmax	16.17 mm
Re	5.4 Ω
Mms	280 g
Pe	1600 W
Sensitivity	97 dB

Alignment hint

EBP	97 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 42.2 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
Faital PRO 18XL2000	28 =	0.27 -0.01	232.1 +5.1	16.32 +0.15	97 =	close		+
RCF LF18X451	30 +2	0.28 =	220 -7	14 -2.17	97 =	close	Xmax 14 mm < 16.17 mm: lower excursion-limited SPL	+
18 Sound 18NLW4100	29 +1	0.27 -0.01	207 -20	15 -1.17	97 =	close	4 Ω vs 8 Ω: amp load changes · Xmax 15 mm < 16.17 mm: lower excursion-limited SPL	+
RCF LF18N405	30 +2	0.32 +0.04	227 =	14 -2.17	97 =	close	Xmax 14 mm < 16.17 mm: lower excursion-limited SPL	+
18 Sound 18LW2600	30 +2	0.28 =	186 -41	14 -2.17	96.5 -0.5	close	4 Ω vs 8 Ω: amp load changes · Xmax 14 mm < 16.17 mm: lower excursion-limited SPL	+
RCF LF 18X451	30 +2	0.278 =	220 -7	10.7 -5.47	96.8 -0.2	close	Xmax 10.7 mm < 16.17 mm: lower excursion-limited SPL	+
18 Sound 18LW2600	31 +3	0.29 +0.01	187 -40	14.8 -1.37	96.8 -0.2	close	Xmax 14.8 mm < 16.17 mm: lower excursion-limited SPL	+
RCF LF18N408	30 +2	0.33 +0.05	193 -34	15 -1.17	97 =	usable	Xmax 15 mm < 16.17 mm: lower excursion-limited SPL	+
B&C 18SW115	32 +4	0.3 +0.02	187 -40	14 -2.17	97 =	usable	Xmax 14 mm < 16.17 mm: lower excursion-limited SPL	+
18 Sound 18NLW9000	34 +6	0.31 +0.03	206 -21	14 -2.17	97 =	usable	Xmax 14 mm < 16.17 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 18XL1700 →

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.