Supravox 285-2000 MK2

12" · 8 Ω · 45 W · 102.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	60 Hz
Qts	0.306
Qes	0.32
Qms	7
Vas	135 L
Sd	442.8 cm²
Xmax	2.7 mm
Re	6.5 Ω
Bl	10.5 T·m
Mms	14.3 g
Pe	45 W
Sensitivity	102.5 dB

Alignment hint

EBP	188 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 31.1 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
Supravox 285-2000EXC_09V	53 -7	0.309 =	156 +21	3.8 +1.1	101.5 -1	close		+
Celestion K12-100 vp	61.8 +1.8	0.348 +0.04	129.1 -5.9	2 -0.7	102.4 -0.1	close	Xmax 2 mm < 2.7 mm: lower excursion-limited SPL	+
Supravox 285 GMF vp7	56.3 -3.7	0.369 +0.06	137.5 +2.5	3.8 +1.1	100.9 -1.6	usable		+
Supravox 285 GMF vp wowo	50.2 -9.8	0.323 +0.02	143 +8	3.7 +1	100.2 -2.3	usable		+
Supravox 285-2000EXC_10V	53 -7	0.262 -0.04	154 +19	3.4 +0.7	102.2 -0.3	usable		+
Supravox 285 GMF vp3	50.4 -9.6	0.325 +0.02	154 +19	3.9 +1.2	100.5 -2	usable		+
Browell 12.060K	60 =	0.315 +0.01	116.6 -18.4	1.5 -1.2	101.9 -0.6	usable	Xmax 1.5 mm < 2.7 mm: lower excursion-limited SPL	+
Supravox 285 GMF vp8	52.2 -7.8	0.349 +0.04	152.5 +17.5	4 +1.3	100.7 -1.8	usable		+
Supravox 285 GMF vp4	50.1 -9.9	0.335 +0.03	151 +16	3.9 +1.2	100.2 -2.3	usable		+
Supravox 285-2000EXC_11V	53 -7	0.242 -0.06	155 +20	3.3 +0.6	102.5 =	usable		+

Compare the closest 3 against the 285-2000 MK2 →

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.