← all drivers

Infinity BETA12

12" · 4 Ω · 500 W · 94.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance4 Ω
Fs22 Hz
Qts0.242
Qes0.25
Qms7.88
Vas158 L
Sd517 cm²
Xmax10 mm
Re2.8 Ω
Bl13.9 T·m
Mms124.1 g
Pe500 W
Sensitivity94.8 dB

Alignment hint

EBP88 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 21 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
Infinity TWEELVE vp22 =0.242 =158 =10 =93.3 -1.5close8 Ω vs 4 Ω: amp load changes+
Pioneer TS-W304C22.3 +0.30.274 +0.03134 -249.8 -0.293.5 -1.3close300 W vs 500 W: lower power handling · Xmax 9.8 mm < 10 mm: lower excursion-limited SPL+
Visaton TIW30025 +30.282 +0.04160 +29.7 -0.392.9 -1.9usable8 Ω vs 4 Ω: amp load changes · 300 W vs 500 W: lower power handling · Xmax 9.7 mm < 10 mm: lower excursion-limited SPL+
JBL 252G23 +10.25 +0.01178 +207 -393.8 -1usable8 Ω vs 4 Ω: amp load changes · 250 W vs 500 W: lower power handling · Xmax 7 mm < 10 mm: lower excursion-limited SPL+
JBL 128-H vp ca221.6 -0.40.24 =214.6 +56.67.7 -2.393.1 -1.7usable8 Ω vs 4 Ω: amp load changes · 150 W vs 500 W: lower power handling · Xmax 7.7 mm < 10 mm: lower excursion-limited SPL+
AE Speakers TD12H26.7 +4.70.234 -0.01160 +27 -393.7 -1.1usable8 Ω vs 4 Ω: amp load changes · Xmax 7 mm < 10 mm: lower excursion-limited SPL+
AE Speakers TD12H826.7 +4.70.234 -0.01160 +27 -393.7 -1.1usable8 Ω vs 4 Ω: amp load changes · Xmax 7 mm < 10 mm: lower excursion-limited SPL+
SB Acoustics SB34NRXL75-822 =0.275 +0.03205 +479.6 -0.491.9 -2.9usable8 Ω vs 4 Ω: amp load changes · 200 W vs 500 W: lower power handling · Xmax 9.6 mm < 10 mm: lower excursion-limited SPL+
JBL 1200FE-827 +50.256 +0.01125 -3310 =93.3 -1.5usable8 Ω vs 4 Ω: amp load changes+
Scan-Speak 32W/4878T0123 +10.286 +0.04170 +127 -394.5 -0.3usable150 W vs 500 W: lower power handling · Xmax 7 mm < 10 mm: lower excursion-limited SPL+

Compare the closest 3 against the BETA12 →

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.