LaVoce SAF184.50

18" · 8 Ω · 1800 W · 96.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	35 Hz
Qts	0.329
Qes	0.35
Qms	5.4
Vas	162 L
Sd	1225 cm²
Xmax	9.2 mm
Re	5.55 Ω
Bl	30.6 T·m
Mms	268.5 g
Pe	1800 W
Sensitivity	96.5 dB

Alignment hint

EBP	100 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 44.8 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
18 Sound 18NLW4500	35 =	0.33 =	151 -11	15.3 +6.1	97 +0.5	close		+
Celestion CF18VJD	34.3 -0.7	0.336 +0.01	150.6 -11.4	9 -0.2	95.5 -1	close	Xmax 9 mm < 9.2 mm: lower excursion-limited SPL	+
PD PD 1845-1N	34.1 -0.9	0.323 -0.01	176 +14	9.5 +0.3	97.5 +1	close		+
Precision Devices PD 1845-1N	34.1 -0.9	0.323 -0.01	176 +14	9.5 +0.3	97.5 +1	close		+
Faital PRO 18HP1030	35 =	0.32 -0.01	172.2 +10.2	12.45 +3.25	98 +1.5	close	4 Ω vs 8 Ω: amp load changes · 1200 W vs 1800 W: lower power handling	+
Oberton 18NXB700	36.24 +1.24	0.312 -0.02	155.46 -6.54	9 -0.2	98 +1.5	close	1000 W vs 1800 W: lower power handling · Xmax 9 mm < 9.2 mm: lower excursion-limited SPL	+
B&C 18SW100	36 +1	0.36 +0.03	160 -2	12.5 +3.3	96 -0.5	close	4 Ω vs 8 Ω: amp load changes	+
Faital PRO 18HP1060	35 =	0.33 =	184.4 +22.4	12.45 +3.25	98 +1.5	close	4 Ω vs 8 Ω: amp load changes · 1200 W vs 1800 W: lower power handling	+
18 Sound 18LW2500	34 -1	0.335 +0.01	135 -27	9.1 -0.1	96 -0.5	close	Xmax 9.1 mm < 9.2 mm: lower excursion-limited SPL	+
Fane COLOSSUS 18XT5N	36 +1	0.331 =	185 +23	8.4 -0.8	97.4 +0.9	close	1200 W vs 1800 W: lower power handling · Xmax 8.4 mm < 9.2 mm: lower excursion-limited SPL	+

Compare the closest 3 against the SAF184.50 →

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.