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MTX Audio TX612

12" · 4 Ω · 800 W · 91 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance4 Ω
Fs27 Hz
Qts0.393
Qes0.42
Qms6.17
Vas42.7 L
Sd500.5 cm²
Xmax9.7 mm
Re2 Ω
Bl15.2 T·m
Mms285.7 g
Pe800 W
Sensitivity91 dB

Alignment hint

EBP64 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 19.1 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

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Resonant Engineering XXX 12D1 vp27 =0.401 +0.0156.5 +13.812.9 +3.292 +1close+
Ground Zero GZRW 12XS-AL30 +30.395 =52 +9.38.9 -0.890.4 -0.6close600 W vs 800 W: lower power handling · Xmax 8.9 mm < 9.7 mm: lower excursion-limited SPL+
Alpine SWR-12D2 vp27 =0.441 +0.0546 +3.310 +0.387.8 -3.2close8 Ω vs 4 Ω: amp load changes+
Alpine 1242D29 +20.47 +0.0845 +2.39.1 -0.691.4 +0.4closeXmax 9.1 mm < 9.7 mm: lower excursion-limited SPL+
TC Sounds LMS R1228 +10.43 +0.0439 -3.710.8 +1.187.7 -3.3close+
Dayton Audio SS12-2227 =0.351 -0.0449.4 +6.79.6 -0.188.1 -2.9close8 Ω vs 4 Ω: amp load changes · Xmax 9.6 mm < 9.7 mm: lower excursion-limited SPL+
DD Audio REDLINE 700 SERIES28.3 +1.30.434 +0.0439.6 -3.17 -2.790.7 -0.3usable600 W vs 800 W: lower power handling · Xmax 7 mm < 9.7 mm: lower excursion-limited SPL+
Audiobahn AW120T32.4 +5.40.39 =45 +2.39 -0.787.5 -3.5usable500 W vs 800 W: lower power handling · Xmax 9 mm < 9.7 mm: lower excursion-limited SPL+
B&C 12 FG 10034 +70.362 -0.0349 +6.39.5 -0.291 =usable8 Ω vs 4 Ω: amp load changes · Xmax 9.5 mm < 9.7 mm: lower excursion-limited SPL+
B&C 12FG10034 +70.36 -0.0349 +6.310.3 +0.691 =usable8 Ω vs 4 Ω: amp load changes+

Compare the closest 3 against the TX612 →

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.