18 Sound 18W2001

18" · 8 Ω · 1200 W · 99 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	37 Hz
Qts	0.25
Qes	0.26
Qms	7.29
Vas	230 L
Sd	1134 cm²
Xmax	7 mm
Re	5.8 Ω
Bl	27.1 T·m
Mms	143 g
Pe	1200 W
Sensitivity	99 dB

Alignment hint

EBP	142 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 32.9 L

EBP > 100: favours a ported (bass-reflex) 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
RCF LF 18N402	36 -1	0.241 -0.01	247 +17	7.1 +0.1	100.2 +1.2	close		+
Oberton 18FBR700	35.56 -1.44	0.271 +0.02	231.3 +1.3	8 +1	98 -1	close	700 W vs 1200 W: lower power handling	+
Precision Devices PD188	37.409 +0.41	0.28 +0.03	224.419 -5.58	9.5 +2.5	98.5 -0.5	close	600 W vs 1200 W: lower power handling	+
Faital PRO W18N8-1000	35 -2	0.273 +0.02	211.8 -18.2	7.8 +0.8	98.8 -0.2	close		+
Monacor SP-18/1000HP	35 -2	0.282 +0.03	219 -11	7.9 +0.9	98.8 -0.2	close		+
18 Sound 18W1001	35 -2	0.23 -0.02	268 +38	7 =	99 =	close		+
Oberton 18B500	34.9 -2.1	0.276 +0.03	243.9 +13.9	6.7 -0.3	99.6 +0.6	close	600 W vs 1200 W: lower power handling · Xmax 6.7 mm < 7 mm: lower excursion-limited SPL	+
PD PD 185N002	36 -1	0.297 +0.05	226 -4	7.8 +0.8	98.7 -0.3	close		+
Precision Devices PD 185N002	36 -1	0.297 +0.05	226 -4	7.8 +0.8	98.7 -0.3	close		+
PD PD 188	37.4 +0.4	0.279 +0.03	224.4 -5.6	6 -1	99.6 +0.6	close	600 W vs 1200 W: lower power handling · Xmax 6 mm < 7 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 18W2001 →

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.