B&C 18DS100

18" · 8 Ω · 1500 W · 97.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	34 Hz
Qts	0.29
Qes	0.3
Qms	9.5
Vas	155 L
Sd	1210 cm²
Xmax	14.5 mm
Re	4.5 Ω
Bl	30 T·m
Mms	278 g
Pe	1500 W
Sensitivity	97.5 dB

Alignment hint

EBP	113 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 31.3 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 18SW115	34 =	0.3 +0.01	149.1 -5.9	14 -0.5	96 -1.5	close	4 Ω vs 8 Ω: amp load changes · Xmax 14 mm < 14.5 mm: lower excursion-limited SPL	+
18 Sound 18NLW4500	35 +1	0.33 +0.04	151 -4	15.3 +0.8	97 -0.5	close		+
Oberton 18NXB1600	32.37 -1.63	0.303 +0.01	173.11 +18.11	13.5 -1	97 -0.5	close	Xmax 13.5 mm < 14.5 mm: lower excursion-limited SPL	+
18 Sound 18LW2600	31 -3	0.29 =	187 +32	14.8 +0.3	96.8 -0.7	close		+
18 Sound 18NTLW5000	32 -2	0.3 +0.01	165 +10	17.5 +3	95 -2.5	close	4 Ω vs 8 Ω: amp load changes	+
B&C 18SW115	32 -2	0.3 +0.01	187 +32	14 -0.5	97 -0.5	close	Xmax 14 mm < 14.5 mm: lower excursion-limited SPL	+
Oberton 18XB1301DS	35.7 +1.7	0.302 +0.01	172.9 +17.9	12 -2.5	97.5 =	close	Xmax 12 mm < 14.5 mm: lower excursion-limited SPL	+
B&C 18DS100	32 -2	0.24 -0.05	157 +2	14 -0.5	98 +0.5	close	4 Ω vs 8 Ω: amp load changes · Xmax 14 mm < 14.5 mm: lower excursion-limited SPL	+
Faital PRO 18HP1030	35 +1	0.32 +0.03	172.2 +17.2	12.45 -2.05	98 +0.5	close	4 Ω vs 8 Ω: amp load changes · Xmax 12.45 mm < 14.5 mm: lower excursion-limited SPL	+
18 Sound 18NLW9000	34 =	0.31 +0.02	206 +51	14 -0.5	97 -0.5	close	Xmax 14 mm < 14.5 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 18DS100 →

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.