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CE40-28P-8 1-1/2" x 1-1/8" Mini Speaker 8 Ohm

Quick Overview

Dayton Audio’s CE40-28P-8 is an economical mini speaker that features a high-output neodymium motor, a lightweight paper cone, a front gasket, and a molded plastic frame drilled for conventional mounting. 8 ohm impedance.

Product Highlights

  • Racetrack-shaped paper cone with fabric surround
  • Slim design for narrow and shallow profile installation
  • High-energy neodymium motor

Product Manuals / Spec Sheets / Downloads

Dayton Audio CE40-28P-8 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 CE40-20P-8 is a slim driver that’s perfect for applications that require its shallow profile and rectangular shape. Its high-quality design features a paper cone, fabric surround, textile spider, high-performance neodymium motor, and an injection-molded frame that’s drilled for conventional mounting.

Speaker SeriesCE Series
Model NumberCE40-28P-8
List Price $4.99
Unit of MeasureEach
Warranty - Parts5 Years
Warranty - Labor5 Years
Product Shipping Weight (lbs.)0.05
Speaker TypeMini Speaker
Power Handling (RMS)2 watts
Power Handling (max)4 watts
Continuous Program Power--
Impedance8 ohms
Sensitivity72 dB @ 1W/1m
Frequency Response

550 - 15

000 Hz

Voice Coil Diameter13 mm
Magnet Weight--
DC Resistance (Re)7.0 ohms
Voice Coil Inductance (Le)0.26 mH
Resonant Frequency (Fs)607.6 Hz
Mechanical Q (Qms)3.96
Electromagnetic Q (Qes)9.87
Total Q (Qts)2.83
Diaphragm Mass Inc. Airload (Mms)0.37 g
Moving Mass Of Diaphragm (Mmd)--
Mechanical Compliance of Suspension (Cms)0.18 mm/N
Surface Area Of Cone (Sd)5.28 cm²
Volume of Displacement (Vd).001 cm³
BL Product (BL)1.03 Tm
Compliance Equivalent Volume (Vas)0.01 liters
Maximum Linear Excursion (Xmax)0.1 mm
Drivers Mechanical Losses (Rms)--
Cone / Diaphragm MaterialPaper Cone
Entry / Exit Diameter--
Surround MaterialCloth
Voice Coil Wire Material--
Voice Coil Former--
Basket/Frame Material--
Magnet MaterialNeodymium
Overall Outside Diameter28.50 mm X 40 mm
Overall Depth11 mm
Baffle Cutout Diameter--
# Mounting Holes4
Mounting Hole Diameter--
Bolt Circle Diameter--
Product Weight--