Beyma 12P80Nd/V2 - 4OHM

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Nominal Basket Diameter
12" / 300mm
4 or 8 ohms
AES Power Rating
700 Watts
Program Power 1,400 Watts  
Frequency Response
50Hz - 4.0kHz
Sensitivity (1W/1m)
100 dB
Voice Coil Diameter
4" / 100mm
Recom. Enclosure Volume.7-2.24 ft3  /  20-60 Liters
Voice Coil Length20 mm
Air Gap Height12 mm
X Damage (peak to peak)52 mm

Mounting Information

Overall Diameter12.3" / 312mm
Bolt Circle Diameter11.77" / 298mm
Baffle Cutout Diameter11.1" / 283mm
No. Of Mounting Holes8
Volume Displaced By Driver0.14 ft3  /  4 Liters
Overall Depth5.2" / 132mm
Net Weight12.32 lb. / 5.6 kg.
Shipping Weight13.86 lb. / 6.3 kg.


BasketCast Aluminum
ConeHigh Stiffness Paper
SurroundTreated Cloth
Voice CoilCopper
Metal PartsAnti-Corrosion Coated
MagnetHigh Energy Neodymium

Thiele-Small Parameters

Resonant Frequency (fs)47 Hz
Impedance (Re)5 ohms
Coil Inductance (Le).9 mH
Mechanical Q (Qms)5.2
Electrical Factor(Qes).2
Total Q (Qts).19
Comp. Equivalent Vol. (Vas)2.3 ft3 / 65 Liters
Voice Coil Overhang (Xmax)7.5mm
Effective Surface Area (Sd).0550 m2
Diaphragm Mass (Mms)74 Grams
Reference Efficiency3.4%
BL Factor23.7N/A
Displacement Volume (Vd)412 cm3