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Beyma 12MC700Nd

12" · 8 Ω · 700 W · 99 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance8 Ω
Fs51 Hz
Qts0.24
Qes0.26
Qms4.1
Vas58 L
Sd550 cm²
Xmax7 mm
Re5.2 Ω
Mms72 g
Pe700 W
Sensitivity99 dB

Alignment hint

EBP196 · ported
Sealed Vb (Qtc ≈ 0.71)≈ 7.6 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 12NDL8848 -30.24 =57 -18 +197 -2close4 Ω vs 8 Ω: amp load changes+
Beyma 12MCB70051 =0.27 +0.0359.5 +1.57 =98 -1close+
B&C 12NDL88-448 -30.24 =57 -18 +195.9 -3.1close4 Ω vs 8 Ω: amp load changes+
18 Sound 12ND83058 +70.24 =63 +56.5 -0.599 =close4 Ω vs 8 Ω: amp load changes · 450 W vs 700 W: lower power handling · Xmax 6.5 mm < 7 mm: lower excursion-limited SPL+
Beyma 12"P80/Fe V248 -30.21 -0.0361 +37.5 +0.599 =close+
RCF LF12P90347 -40.23 -0.0165 +77 =97.8 -1.2close500 W vs 700 W: lower power handling+
B&C 12CLA7652 +10.25 +0.0156 -25.3 -1.798.5 -0.5close350 W vs 700 W: lower power handling · Xmax 5.3 mm < 7 mm: lower excursion-limited SPL+
B&C 12NDL8851 =0.27 +0.0352 -68 +198 -1close+
Oberton 12B45046.29 -4.710.235 -0.0171.75 +13.757.75 +0.7599 =close450 W vs 700 W: lower power handling+
18 Sound 12W75055 +40.27 +0.0358 =7 =97 -2close4 Ω vs 8 Ω: amp load changes+

Compare the closest 3 against the 12MC700Nd →

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.