Oxygen AIR2 300

12" · 4 Ω · 300 W · 89.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	4 Ω
Fs	26.7 Hz
Qts	0.452
Qes	0.466
Qms	14.58
Vas	62.9 L
Sd	451 cm²
Xmax	8.8 mm
Re	3.6 Ω
Bl	14.5 T·m
Mms	161.1 g
Pe	300 W
Sensitivity	89.5 dB

Alignment hint

EBP	57 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 43.5 L

EBP 50-100: works in either a sealed or ported 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
Dayton Audio TIT320C-4 Titanic Mk III	24.9 -1.8	0.458 +0.01	64.3 +1.4	10.5 +1.7	89.2 -0.3	close		+
Dayton Audio TS320D-4 TITANIC MK 4	28.3 +1.6	0.453 =	64.1 +1.2	9.8 +1	90.7 +1.2	close		+
Focal P30F	28 +1.3	0.467 +0.02	70 +7.1	9.1 +0.3	90.1 +0.6	close		+
Rockford Fosgate P3D2-12	26.5 -0.2	0.491 +0.04	57.7 -5.2	9.5 +0.7	89 -0.5	close		+
JL Audio 13TW5V2-2	27.6 +0.9	0.526 +0.07	60.3 -2.6	9 +0.2	89.2 -0.3	close		+
JBL GTO 1214	28 +1.3	0.469 +0.02	58.2 -4.7	7.3 -1.5	89.4 -0.1	close	Xmax 7.3 mm < 8.8 mm: lower excursion-limited SPL	+
JL Audio 12W7AE-3	27.2 +0.5	0.482 +0.03	66 +3.1	13.7 +4.9	91.2 +1.7	close		+
Wavecor SW312WA03	28 +1.3	0.479 +0.03	61 -1.9	7.3 -1.5	90.2 +0.7	close	Xmax 7.3 mm < 8.8 mm: lower excursion-limited SPL	+
JL Audio 12W3V3-4	26.7 =	0.446 -0.01	80.6 +17.7	10.9 +2.1	90.6 +1.1	close		+
Monacor BLACKBASS-12 4 Ohms	29 +2.3	0.482 +0.03	61 -1.9	7.5 -1.3	90.1 +0.6	close	Xmax 7.5 mm < 8.8 mm: lower excursion-limited SPL	+

Compare the closest 3 against the AIR2 300 →

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.