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Beyma 12P80/Fe

12" · 8 Ω · 700 W · 99.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance8 Ω
Fs46 Hz
Qts0.186
Qes0.189
Qms10.14
Vas75.6 L
Sd550 cm²
Xmax5.6 mm
Re5.2 Ω
Bl23.1 T·m
Mms67.2 g
Pe700 W
Sensitivity99.8 dB

Alignment hint

EBP243 · ported
Sealed Vb (Qtc ≈ 0.71)≈ 5.6 L

EBP > 100: favours a ported (bass-reflex) 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
B&C 12NDL7650 +40.19 =70 -5.66 +0.4100 +0.2close4 Ω vs 8 Ω: amp load changes · 400 W vs 700 W: lower power handling+
Oberton 12NB45046.46 +0.460.204 +0.0272.57 -3.037.75 +2.15100 +0.2close500 W vs 700 W: lower power handling+
18 Sound 12MB71046 =0.2 +0.0181 +5.45 -0.6100 +0.2close500 W vs 700 W: lower power handling · Xmax 5 mm < 5.6 mm: lower excursion-limited SPL+
18 Sound 12MB72046 =0.2 +0.0181 +5.45 -0.6100 +0.2close500 W vs 700 W: lower power handling · Xmax 5 mm < 5.6 mm: lower excursion-limited SPL+
18 Sound 12MB81046 =0.2 +0.0181 +5.45 -0.6100 +0.2close500 W vs 700 W: lower power handling · Xmax 5 mm < 5.6 mm: lower excursion-limited SPL+
B&C 12NDL7650 +40.2 +0.0173 -2.67 +1.4100 +0.2close400 W vs 700 W: lower power handling+
Oberton 12NB40043.58 -2.420.18 -0.0170.45 -5.155.25 -0.3598 -1.8close450 W vs 700 W: lower power handling · Xmax 5.25 mm < 5.6 mm: lower excursion-limited SPL+
Oberton 12NXL40048.6 +2.60.203 +0.0279.24 +3.645.25 -0.35101 +1.2close450 W vs 700 W: lower power handling · Xmax 5.25 mm < 5.6 mm: lower excursion-limited SPL+
18 Sound 12MB60046 =0.19 =86 +10.44.5 -1.1101 +1.2close4 Ω vs 8 Ω: amp load changes · 450 W vs 700 W: lower power handling · Xmax 4.5 mm < 5.6 mm: lower excursion-limited SPL+
Beyma 12P80FE V250 +40.201 +0.0266.8 -8.85.2 -0.499.9 +0.1closeXmax 5.2 mm < 5.6 mm: lower excursion-limited SPL+

Compare the closest 3 against the 12P80/Fe →

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.