Beyma 4FR40ND 4" 8Ω Full-Range Neodymium Speaker
The Beyma 4FR40ND is a compact 4-inch neodymium full-range loudspeaker for motorcycle, powersports, compact arrays, and custom audio applications.
Key Features
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40 W AES / 80 W program power handling in a compact full-range driver.
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88 dB sensitivity with a 100 Hz–20 kHz frequency range for wideband output.
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Paper cone, Santoprene surround, pressed steel basket, and neodymium magnet for compact system builds.
Specifications
| Brand |
Beyma |
| Model |
4FR40ND |
| Nominal Diameter |
4 in |
| Rated Impedance |
8 Ω |
| Minimum Impedance |
7.2 Ω |
| Power Handling |
40 W AES / 80 W program |
| Sensitivity |
88 dB, 1 W / 1 m |
| Frequency Range |
100 Hz–20 kHz |
| Voice Coil Diameter |
20.3 mm / 0.8 in |
| BL Factor |
4.7 N/A |
| Moving Mass |
0.0045 kg |
| Voice Coil Length |
7.7 mm |
| Air Gap Height |
4 mm |
| Sold As |
Each |
Installation Notes
Confirm fitment, mounting depth, impedance, crossover points, amplifier power, and DSP tuning before installation.
Available from SMS Car Audio
Need it installed, tuned, or matched to your system? SMS Car Audio offers proper audio installation, DSP tuning, and system setup in Marrero, Louisiana for products purchased from us.
Call 504-289-8127 or book your appointment.
