Fane COLOSSUS 18-1500

18" · 8 Ω · 1500 W · 97.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	33.5 Hz
Qts	0.25
Qes	0.259
Qms	6.99
Vas	175 L
Sd	1178 cm²
Xmax	8.1 mm
Re	5.3 Ω
Bl	32.9 T·m
Mms	250.9 g
Pe	1500 W
Sensitivity	97.8 dB

Alignment hint

EBP	129 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 25 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
Precision Devices PD.185N02	35.2 +1.7	0.24 -0.01	178.28 +3.28	12 +3.9	96.8 -1	close	1100 W vs 1500 W: lower power handling	+
Oberton 18XB1300	35.2 +1.7	0.287 +0.04	170.9 -4.1	8 -0.1	97.8 =	close	Xmax 8 mm < 8.1 mm: lower excursion-limited SPL	+
Beyma 18QLEX1600Fe	31 -2.5	0.25 =	177.2 +2.2	13 +4.9	96 -1.8	close	4 Ω vs 8 Ω: amp load changes	+
B&C 18DS100	32 -1.5	0.24 -0.01	157 -18	14 +5.9	98 +0.2	close	4 Ω vs 8 Ω: amp load changes	+
Precision Devices PD.1850/2	33.1 -0.4	0.24 -0.01	203.84 +28.84	11.1 +3	96.7 -1.1	close	800 W vs 1500 W: lower power handling	+
Oberton 18XB1301	35.7 +2.2	0.302 +0.05	172.9 -2.1	8.2 +0.1	97.9 +0.1	close		+
18 Sound 18NLW9600	34 +0.5	0.281 +0.03	149 -26	9 +0.9	97.3 -0.5	close		+
Beyma 18QLEX1600/Fe	30 -3.5	0.231 -0.02	195 +20	8.3 +0.2	97.2 -0.6	close		+
Precision Devices PD.185C003-8	33 -0.5	0.24 -0.01	224 +49	11 +2.9	97.3 -0.5	close	1000 W vs 1500 W: lower power handling	+
B&C 18 NW 100 v2019	30 -3.5	0.268 +0.02	203.5 +28.5	8.3 +0.2	98.3 +0.5	close	4 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the COLOSSUS 18-1500 →

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.