18 Sound 8NTLW2000

8" · 8 Ω · 350 W · 97.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	8"
Impedance	8 Ω
Fs	71 Hz
Qts	0.21
Qes	0.21
Qms	8.1
Vas	13 L
Sd	227 cm²
Xmax	4.4 mm
Re	5.2 Ω
Bl	17.5 T·m
Mms	28 g
Pe	350 W
Sensitivity	97.5 dB

Alignment hint

EBP	338 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 1.3 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
B&C 8FW51	74 +3	0.21 =	12 -1	6 +1.6	97 -0.5	close	200 W vs 350 W: lower power handling	+
B&C 8NW51	68 -3	0.22 +0.01	14 +1	7 +2.6	97 -0.5	close	16 Ω vs 8 Ω: amp load changes · 200 W vs 350 W: lower power handling	+
B&C 8CLA64	71 =	0.24 +0.03	12.5 -0.5	5.3 +0.9	96 -1.5	close	250 W vs 350 W: lower power handling	+
B&C 8NDL64	73 +2	0.24 +0.03	11.8 -1.2	4.5 +0.1	97 -0.5	close	16 Ω vs 8 Ω: amp load changes	+
B&C 8MDN51	70 -1	0.2 -0.01	16 +3	6 +1.6	97 -0.5	close	200 W vs 350 W: lower power handling	+
LaVoce WAF082.01	76 +5	0.21 =	10.21 -2.79	5.8 +1.4	97 -0.5	close	250 W vs 350 W: lower power handling	+
Oberton 8NB201	70.56 -0.44	0.245 +0.04	12.54 -0.46	5.25 +0.85	95 -2.5	close	200 W vs 350 W: lower power handling	+
Beyma 8MC500Nd	69 -2	0.18 -0.03	15.9 +2.9	5 +0.6	98 +0.5	usable		+
Sica 8 K 3 PL	68.1 -2.9	0.25 +0.04	12.2 -0.8	5 +0.6	95.1 -2.4	usable		+
18 Sound 8NTLW2000	74 +3	0.26 +0.05	11.3 -1.7	4.4 =	96.5 -1	usable	16 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the 8NTLW2000 →

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.