B&C 18 NW 100 v2019

18" · 4 Ω · 1200 W · 98.3 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	4 Ω
Fs	30 Hz
Qts	0.268
Qes	0.28
Qms	6.2
Vas	203.5 L
Sd	1210 cm²
Xmax	8.3 mm
Re	3.7 Ω
Bl	26.6 T·m
Mms	283.9 g
Pe	1200 W
Sensitivity	98.3 dB

Alignment hint

EBP	107 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 34.1 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 18NW100	30 =	0.27 =	203.5 =	9 +0.7	95 -3.3	close		+
Beyma 18PW1400/FE	32 +2	0.273 +0.01	228.9 +25.4	9.1 +0.8	98.3 =	close	8 Ω vs 4 Ω: amp load changes	+
18 Sound 18NLW4100	29 -1	0.27 =	207 +3.5	15 +6.7	97 -1.3	close		+
Beyma 18PW1400FE /S	32 +2	0.27 =	228.9 +25.4	10 +1.7	98 -0.3	close	8 Ω vs 4 Ω: amp load changes	+
RCF LF 18X451	30 =	0.278 +0.01	220 +16.5	10.7 +2.4	96.8 -1.5	close	8 Ω vs 4 Ω: amp load changes	+
PHL Audio 7321ND	33 +3	0.278 +0.01	230 +26.5	8.5 +0.2	98.3 =	close	8 Ω vs 4 Ω: amp load changes	+
RCF LF18X451	30 =	0.28 +0.01	220 +16.5	14 +5.7	97 -1.3	close	8 Ω vs 4 Ω: amp load changes	+
Beyma 18QLEX1600/Fe	30 =	0.231 -0.04	195 -8.5	8.3 =	97.2 -1.1	close	8 Ω vs 4 Ω: amp load changes	+
Fane FC-185ND01	33 +3	0.295 +0.03	203 -0.5	8.9 +0.6	97.4 -0.9	close	8 Ω vs 4 Ω: amp load changes	+
B&C 18NW100	31 +1	0.26 -0.01	252 +48.5	9 +0.7	98 -0.3	close	8 Ω vs 4 Ω: amp load changes	+

Compare the closest 3 against the 18 NW 100 v2019 →

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.