18 Sound 18LW2400

18" · 4 Ω · 1200 W · 98 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	4 Ω
Fs	33 Hz
Qts	0.32
Qes	0.33
Qms	6.4
Vas	235 L
Sd	1225 cm²
Xmax	9.5 mm
Re	2.6 Ω
Bl	18 T·m
Mms	200 g
Pe	1200 W
Sensitivity	98 dB

Alignment hint

EBP	100 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 60.5 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
Peavey LO MAX 18	33.5 +0.5	0.318 =	249.7 +14.7	9.5 =	97.7 -0.3	close	8 Ω vs 4 Ω: amp load changes	+
18 Sound 18LW2400	35 +2	0.31 -0.01	230 -5	9.5 =	98 =	close	8 Ω vs 4 Ω: amp load changes	+
Beyma 18" P1000Fe V2/S	33 =	0.32 =	230 -5	8 -1.5	98 =	close	8 Ω vs 4 Ω: amp load changes · Xmax 8 mm < 9.5 mm: lower excursion-limited SPL	+
Fane COLOSSUS 18-1000	32 -1	0.319 =	236 +1	8.9 -0.6	97 -1	close	8 Ω vs 4 Ω: amp load changes · Xmax 8.9 mm < 9.5 mm: lower excursion-limited SPL	+
Beyma 18P1000FE	33 =	0.32 =	230 -5	8 -1.5	97.8 -0.2	close	8 Ω vs 4 Ω: amp load changes · Xmax 8 mm < 9.5 mm: lower excursion-limited SPL	+
Faital PRO 18HP1010	35 +2	0.31 -0.01	225.9 -9.1	9.75 +0.25	98 =	close		+
Ciare NDH18_4S	31 -2	0.319 =	239 +4	9.4 -0.1	96.5 -1.5	close	8 Ω vs 4 Ω: amp load changes · Xmax 9.4 mm < 9.5 mm: lower excursion-limited SPL	+
18 Sound 18LW1400	33 =	0.32 =	210 -25	9 -0.5	97 -1	close	Xmax 9 mm < 9.5 mm: lower excursion-limited SPL	+
18 Sound 18LW2420	34 +1	0.31 -0.01	208 -27	10 +0.5	98 =	close		+
RCF L 18P300 8 Ohms	33 =	0.327 +0.01	226 -9	7.8 -1.7	97.8 -0.2	close	8 Ω vs 4 Ω: amp load changes · Xmax 7.8 mm < 9.5 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 18LW2400 →

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.