4" (100 mm), 8 Ohm Voice Range Speaker

Part #
FC4WP-D
Built to Order
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THIS IS A “BUILT TO ORDER” PRODUCT

This 4” OEM driver provides high efficiency from 200 to 10kHz, perfect as a replacement in mass transit and intercom systems. Its acrylic treated cloth cone and neoprene sealing face gasket prevent water ingress in systems exposed to moisture and extreme temperatures.

  • Voice Range Speaker
  • 4” (100 mm) Diameter
  • 12 Watts, 8 Ohms
  • Acrylic Treated Cloth Cone, Waterproof
  • Neoprene Sealing Gasket
  • 92 dB SPL

Download Product Specifications (PDF) »

More Information
Height 1.5000
Width 4.1000
Length 4.1000
Speaker Type Voice
Shape of Speaker Square
Size, Nominal (inch & mm) 4" (100 mm)
Environment Outdoor
Application Voice Communications
RoHS Compliant No
Rated impedance (Ω) 8
Rated Power IEC268-5 (W) 12 Watts
Power, Program (W) 24
Sensitivity (dB SPL) ¹ 92
Frequency range (Hz) 200 - 10k
DC resistance (Re) (Ω) 8
Resonant Frequency (Fs) (Hz) 308
Nominal Impedance (Z) (Ω) 8
Total Q factor (Qts) 1.45
Basket type Stamped Steel
Terminal size 5.2 x 0.5
Voice coil diameter (mm) 19.3802
Voice coil wire material High Temperature Copper
Voice coil former material Kapton
Magnet Material Ferrite
Magnet weight (gm) 136.08
Cone body material Acrylic Treated Cloth
Cone surround material Acrylic Treated Cloth
Spider Material Cotton
Dust cap material Felt
Net weight (kg) 0.44
Technical Notes

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