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Dayton Audio UM12-22

12" · 4 Ω · 600 W · 87.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance4 Ω
Fs24.9 Hz
Qts0.589
Qes0.71
Qms3.45
Vas71.6 L
Sd490.9 cm²
Xmax12.5 mm
Re3.3 Ω
Bl11.8 T·m
Mms192.8 g
Pe600 W
Sensitivity87.7 dB

Alignment hint

EBP35 · sealed
Sealed Vb (Qtc ≈ 0.71)≈ 162.3 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
Rockford Fosgate P2D4-1227 +2.10.581 -0.0170.3 -1.310.1 -2.486.8 -0.9close8 Ω vs 4 Ω: amp load changes · 400 W vs 600 W: lower power handling · Xmax 10.1 mm < 12.5 mm: lower excursion-limited SPL+
JL Audio 12W1V3-226.55 +1.650.52 -0.0772 +0.411 -1.585.9 -1.8close2 Ω vs 4 Ω: amp load changes · 300 W vs 600 W: lower power handling · Xmax 11 mm < 12.5 mm: lower excursion-limited SPL+
Dayton Audio RSS315HFA-825 +0.10.526 -0.0675 +3.49.9 -2.685.5 -2.2usable8 Ω vs 4 Ω: amp load changes · 400 W vs 600 W: lower power handling · Xmax 9.9 mm < 12.5 mm: lower excursion-limited SPL+
JL Audio 12W1V3-426.21 +1.310.5 -0.0976.63 +5.0311 -1.586.1 -1.6usable300 W vs 600 W: lower power handling · Xmax 11 mm < 12.5 mm: lower excursion-limited SPL+
JL Audio 12W6V2-D425 +0.10.45 -0.1479.9 +8.312.7 +0.286.9 -0.8usable8 Ω vs 4 Ω: amp load changes+
Audio System HX12 SQ28.2 +3.30.5 -0.0968 -3.611.8 -0.786.1 -1.6usable450 W vs 600 W: lower power handling · Xmax 11.8 mm < 12.5 mm: lower excursion-limited SPL+
Infinity KAPPA 1200W26.5 +1.60.496 -0.0964.47 -7.1312.75 +0.2585.1 -2.6usable2 Ω vs 4 Ω: amp load changes+
JL Audio 12W0V3-428.4 +3.50.67 +0.0871.6 =9.3 -3.288.3 +0.6usable8 Ω vs 4 Ω: amp load changes · 300 W vs 600 W: lower power handling · Xmax 9.3 mm < 12.5 mm: lower excursion-limited SPL+
Infinity PRIMUS 127029.7 +4.80.49 -0.175.7 +4.111.3 -1.287.3 -0.4usable300 W vs 600 W: lower power handling · Xmax 11.3 mm < 12.5 mm: lower excursion-limited SPL+
Sound Storm Labs CR12D30.7 +5.80.522 -0.0766.9 -4.710.3 -2.287.5 -0.2usable8 Ω vs 4 Ω: amp load changes · Xmax 10.3 mm < 12.5 mm: lower excursion-limited SPL+

Compare the closest 3 against the UM12-22 →

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.