4" (100 mm) Flame Retardant, Voice Range Speaker

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The EEN4FR-8A creates voice range sound engineered for aerospace interior cabins. An aluminum basket and neodymium magnet reduces this speaker’s weight from the more common stamped-steel basket. The wire harness connects with a 4-40 screw terminals for a strong mechanical connection without solder. Choose the EEN4FR-8A for a light-weight, efficient, and reliable solution to your aerospace audio needs.

  • Flame retardant, voice range speaker
  • 4" (100 mm) aluminum basket diameter
  • 5 watts, 8 ohm, 90 dB SPL
  • 0.75" aluminum voice coil, polyimide film former
  • Neodymium magnet

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More Information
Brand Name MISCO OEM
Speaker Type Voice
Shape of Speaker Square
Size, Nominal (inch & mm) 4" (100 mm)
Environment Indoor
Application Aerospace, Indoor, Voice Communications
RoHS Compliant No
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 5 Watts
Program Power (W) 15
Sensitivity (dB SPL) ¹ 90
Frequency Range (Hz) 200 - 6,000
Storage Temperature -55°C to 85°C
Operating Temperature -40°C to 70°C
DC Resistance (Re) (Ω) 7.4
Resonant Frequency (Fs) (Hz) 170
Nominal Impedance (Z) (Ω) 8
Total Q Factor (Qts) 0.83
Basket Type Black Powder Coat Stamped Aluminum
Terminal Size (mm) 4.7 x 0.5
Voice Coil Diameter (mm) 14.5
Voice Coil Wire Material High Temperature Copper
Voice Coil Former Material Polyimide Film
Magnet Material Neodymium
Magnet Weight (gm) 22.68
Cone Body Material Flame Retardant Paper Composite
Cone Surround Material Flame Retardant Cloth
Dust Cap Material Flame Retardant Paper Composite
Net Weight (kg) 0.1
Technical Notes

¹Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance