4 Inch (100 mm) Waterproof, 8 Ohm Voice Range Speaker

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The DC4WI is now available for customers looking for individual packaging. This speaker is designed for outdoor / indoor voice communications in intercom or drive-thru applications. The double-treated acrylic treated cloth cone provides additional years of projected life (depending on environment).

  • Acrylic-treated cone and edge
  • Rugged steel basket with zinc plating
  • 8 watts program power
  • Polyimide film voice coil form
  • High Energy (HE) ferrite magnet
  • Direct lead wires to the terminal to provide greater environmental protection for internal speaker wiring.

It features a four-hole mount design for ease of front or rear flush mounting. This speaker is not only ideal for intercom, it would be a great replacement speaker (standard hole placement) in a wide range of devices.

Purchasing in bulk? CLICK HERE to request a quote.

More Information
Brand Name MISCO OEM
Model # DC4WI
Size, Nominal (inch & mm) 4" (100 mm)
Shape of Speaker Square
Speaker Type Voice
Application Commercial, Drive-Thru / Kiosk, Military, Outdoor , Transit, Voice Communications
Environment Outdoor
RoHS Compliant No
Nominal Impedance (Z) (Ω) 8
Rated Power IEC268-5 (W) 4 Watts
Rated Impedance (Ω) 8
Program Power (W) 8
Frequency Range (Hz) 180 - 6,000
Sensitivity (dB SPL) ¹ 91
Resonant Frequency (Fs) (Hz) +/- 15% 408
DC Resistance (Re) (Ω) 6.3
Voice Coil Inductance (Le) (mH) 0
Mechanical Q Factor (Qms) 13.3
Electrical Q Factor (Qes) 7.5
Total Q Factor (Qts) 2.68
Basket Type Zinc Plated stamped Steel
Terminal Size (mm) 4.7 mm x 0.5 mm
Voice Coil Diameter (mm) 14.3
Voice Coil Wire Material Copper
Voice Coil Former Material Aluminum
Voice Coil Winding Single Layer
Magnet Material Ferrite
Magnet Weight (g) 68
Cone Body Material Treated Acrylic cloth
Cone Surround Material Treated Acrylic cloth
Dust Cap Material Water resistant felt
Spider Material Conex
Net Weight (kg) 0.251
Technical Notes

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