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CE32A-4 1-1/4" Mini Speaker 4 Ohm

Quick Overview

Great-looking and great-sounding, the CE32A-4 miniature speaker driver from Dayton Audio has the goods in a surprisingly small package. Its high-quality design has big-speaker features like an elegant black-anodized aluminum cone, rubber surround, and a neodymium motor. 4 ohm impedance.

Product Highlights

  • Elegant black-anodized aluminum diaphragm
  • Rubber surround and textile spider for low distortion
  • High-energy double neodymium magnet motor

Product Manuals / Spec Sheets / Downloads

Dayton Audio CE32A-4 Specification Sheet

Dayton Audio is pleased to introduce the new Commercial Engineering (CE) Series of small loudspeaker drivers. Engineers, designers, and integrators will benefit from how effortlessly these speaker components satisfy the diverse demands associated with consumer electronics and audio-enabled projects.

Multiple types and styles are available within the CE Series driver family. Each was produced to provide excellent audio quality no matter what the overall system design goals may be, and to suit a wide spectrum of engineering requirements. These versatile yet economical loudspeakers are available in sizes from 28 mm (1-1/8") to 90 mm (3-1/2") in diameter, and with power ratings from 1.5 watts to 5 watts continuous RMS power.

The CE32A-4 provides features you’d expect from a much larger driver, in a size that’s perfect for miniature applications that require wide dispersion and rich, natural sound. Its high-quality design features an elegant black-anodized concave aluminum diaphragm, rubber surround, textile spider, high-output neodymium motor, and a square injection-molded frame drilled for conventional mounting.

Speaker SeriesCE Series
Model NumberCE32A-4
List Price $4.99
ColorBlack
Unit of MeasureEach
UPC848791000423
Warranty - Parts5 Years
Warranty - Labor5 Years
Product Shipping Weight (lbs.)0.065
Speaker TypeMini Speaker
Power Handling (RMS)2 watts
Power Handling (max)4 watts
Continuous Program Power--
Impedance4 ohms
Sensitivity78 dB @ 1W/1m
Frequency Response

240 - 20

000 Hz

Voice Coil Diameter12.55 mm
Magnet Weight--
DC Resistance (Re)3.57 ohms
Voice Coil Inductance (Le).015 mH
Resonant Frequency (Fs)262.1 Hz
Mechanical Q (Qms)2.86
Electromagnetic Q (Qes)1.24
Total Q (Qts)0.86
Diaphragm Mass Inc. Airload (Mms)0.52 Mms
Moving Mass Of Diaphragm (Mmd)--
Mechanical Compliance of Suspension (Cms)0.688 mm/N
Surface Area Of Cone (Sd)3.917 cm²
Volume of Displacement (Vd)0.002 cm³
BL Product (BL)1.59 Tm
Compliance Equivalent Volume (Vas)0.15 liters
Maximum Linear Excursion (Xmax).5 mm
Drivers Mechanical Losses (Rms)--
Cone / Diaphragm MaterialAluminum Cone
Entry / Exit Diameter--
Surround MaterialRubber
Voice Coil Wire Material--
Voice Coil Former--
Basket/Frame Material--
Magnet MaterialNeodymium
Overall Outside Diameter32 mm
Overall Depth15.5 mm
Baffle Cutout Diameter19 mm
# Mounting Holes4
Mounting Hole Diameter--
Bolt Circle Diameter--
Product Weight--
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