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Dayton Audio UMII15-22

15" · 8 Ω · 900 W · 88.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size15"
Impedance8 Ω
Fs29 Hz
Qts0.701
Qes1
Qms2.34
Vas96 L
Sd791 cm²
Xmax9.3 mm
Re4.2 Ω
Bl14.5 T·m
Mms275.2 g
Pe900 W
Sensitivity88.5 dB

Alignment hint

EBP29 · sealed
Sealed Vb (Qtc ≈ 0.71)≈ 5486 L

EBP < 50: favours a sealed (closed) alignment.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Substitute candidates

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Audiobahn AW150T30.6 +1.60.54 -0.1695 -110 +0.788.5 =close4 Ω vs 8 Ω: amp load changes+
JBL GT5-1527.3 -1.70.671 -0.03106.5 +10.56.3 -390 +1.5usable4 Ω vs 8 Ω: amp load changes · 300 W vs 900 W: lower power handling · Xmax 6.3 mm < 9.3 mm: lower excursion-limited SPL+
Rockford Fosgate T0D41526.2 -2.80.521 -0.1894.4 -1.69.7 +0.488 -0.5usable+
Stereo Integrity RM-15 1529 =0.498 -0.289.7 -6.39.7 +0.489.2 +0.7usable+
Hertz Audio ES 380.532 +30.9 +0.298.8 +2.89 -0.387.1 -1.4usable4 Ω vs 8 Ω: amp load changes · 450 W vs 900 W: lower power handling · Xmax 9 mm < 9.3 mm: lower excursion-limited SPL+
American Bass DX 1530.4 +1.40.56 -0.1489.6 -6.415 +5.790 +1.5usable4 Ω vs 8 Ω: amp load changes · 500 W vs 900 W: lower power handling+
Orion Audio HCCA 15430 +10.535 -0.1780 -1612.7 +3.487.9 -0.6usable+
Hertz Audio HX 38030 +10.55 -0.15123.2 +27.214 +4.789.1 +0.6usable4 Ω vs 8 Ω: amp load changes · 700 W vs 900 W: lower power handling+
Lanzar OPTI1535D vp30 +10.587 -0.1155.4 -40.610.4 +1.188.3 -0.2usable+
DD Audio 615 D232.3 +3.30.689 -0.0181.6 -14.45 -4.390.5 +2usable300 W vs 900 W: lower power handling · Xmax 5 mm < 9.3 mm: lower excursion-limited SPL+

Compare the closest 3 against the UMII15-22 →

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.