Oberton 18XB1201

18" · 8 Ω · 1200 W · 98.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	38.05 Hz
Qts	0.317
Qes	0.332
Qms	6.92
Vas	159.37 L
Sd	1158 cm²
Xmax	10.5 mm
Re	5.25 Ω
Bl	26.71 T·m
Mms	188.94 g
Pe	1200 W
Sensitivity	98.5 dB

Alignment hint

EBP	115 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 40.1 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
Oberton 18NXB700	36.24 -1.81	0.312 -0.01	155.46 -3.91	9 -1.5	98 -0.5	close	Xmax 9 mm < 10.5 mm: lower excursion-limited SPL	+
Faital PRO 18HP1030	35 -3.05	0.32 =	172.2 +12.83	12.45 +1.95	98 -0.5	close	4 Ω vs 8 Ω: amp load changes	+
Oberton 18XB1301DS	35.7 -2.35	0.302 -0.02	172.9 +13.53	12 +1.5	97.5 -1	close		+
Faital PRO 18HP1060	35 -3.05	0.33 +0.01	184.4 +25.03	12.45 +1.95	98 -0.5	close	4 Ω vs 8 Ω: amp load changes	+
18 Sound 18NLW4500	35 -3.05	0.33 +0.01	151 -8.37	15.3 +4.8	97 -1.5	close		+
LaVoce SAF184.50	35 -3.05	0.329 +0.01	162 +2.63	9.2 -1.3	96.5 -2	close	Xmax 9.2 mm < 10.5 mm: lower excursion-limited SPL	+
PD PD 1845-1N	34.1 -3.95	0.323 +0.01	176 +16.63	9.5 -1	97.5 -1	close	Xmax 9.5 mm < 10.5 mm: lower excursion-limited SPL	+
Precision Devices PD 1845-1N	34.1 -3.95	0.323 +0.01	176 +16.63	9.5 -1	97.5 -1	close	Xmax 9.5 mm < 10.5 mm: lower excursion-limited SPL	+
Oberton 18XB700	36.1 -1.95	0.304 -0.01	183.22 +23.85	9 -1.5	98 -0.5	close	Xmax 9 mm < 10.5 mm: lower excursion-limited SPL	+
B&C 18DS100	34 -4.05	0.29 -0.03	155 -4.37	14.5 +4	97.5 -1	close		+

Compare the closest 3 against the 18XB1201 →

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.