4" Flame Retardant Aviation Speaker | 8Ω, 140Hz–9,000Hz, 12 watt Program Power, 90 dB SPL

Product Description

The EC4S-FR-I aviation speaker delivers quality audio for aerospace applications. The high-power ferrite magnet and flame retardant cone and surround offers excellent frequency response for voice operations. Also, quick-connect terminals provide for easy installation into small enclosures and systems. 

Specifications

• Application:
  Aerospace, drive-thru, kiosk, voice communications
• Net weight:
  0.25 kg
• Nominal Size:
  4-inch (100 mm)
• Rated Impedance:
  8Ω
• Sensitivity:
  88 dB SPL
• Frequency Range:
  140 Hz — 9.000 Hz
• RoHS Compliance:
  No
• DC Resistance (Re):
  6.3Ω
• Program Power:
  12 watts
• Nominal Impedance:
  8Ω
• Resonant Frequency (Fs):
  267 Hz
• Mechanical Q Factor (Qms):
  5.9
• Electrical Q Factor (Qes)
  3.72
• Total Q Factor (Qts):
  2.29
• Basket Type:
  Stamp Steel with zinc plating
• Terminal Size:
  5.2 x 0.5 mm
• Voice Coil Diameter:
  14.5 mm
• Voice Coil Wire Material:
  Copper
• Voice Coil Former Material:
  Aluminum
• Magnet Material:
  Ferrite
• Magnet Weight:
  68 g
• Cone Body Material:
  Flame retardant paper
• Spider Material:
  Flame retardant cloth
• Dust Cap Material:
  Flame retardant paper

Product Codes

• Mfr Part No
  EC4S-FR-I
• ECCN
  EAR99
• SCHEDULE B CODE
  8518.21.0000