CE70-40P-8 1-5/8" x 2-3/4" Full-Range Driver 8 Ohm

Paper cone with fabric roll surround for high efficiency

RRP $9.59
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Dayton Audio’s CE70-40P-8 is an economical small full-range driver that features a narrow racetrack shape, a shielded ceramic magnet motor, a paper cone, a front gasket, and a steel frame. 8 ohm impedance.

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 CE70-40P-8 features a ‘racetrack’ design that maximizes cone area for high output while fitting into narrow spaces. Its high-quality design features a paper cone, coated fabric surround, textile spider, shielded ceramic motor, and a rectangular steel frame with mounting lobes for conventional mounting.


• Paper cone with fabric roll surround for high efficiency
• Rugged stamped steel frame
• Shielded ceramic magnet motor

Speaker Series CE Series
Model Number CE70-40P-8
Color Black
Unit of Measure Each
UPC 848791000393
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 0.2270
Speaker Type Full-Range
Power Handling (RMS) 3 watts
Power Handling (max) 6 watts
Continuous Program Power --
Impedance 8 ohms
Sensitivity 80 dB @ 1W/1m
Frequency Response 420 - 20,000 Hz
Voice Coil Diameter 13 mm
Magnet Weight --
DC Resistance (Re) 6.6 ohms
Voice Coil Inductance (Le) 0.28 mH (1k)
Resonant Frequency (Fs) 418.6 Hz
Mechanical Q (Qms) 3.82
Electromagnetic Q (Qes) 9.92
Total Q (Qts) 2.76
Diaphragm Mass Inc. Airload (Mms) 0.82 g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 0.18 mm/N
Surface Area Of Cone (Sd) 13.25 cm²
Volume of Displacement (Vd) 0.01 cm³
BL Product (BL) 1.20 Tm
Compliance Equivalent Volume (Vas) 0.04 liters
Maximum Linear Excursion (Xmax) 0.50 mm
Driver's Mechanical Losses (Rms) --
Cone / Diaphragm Material Paper Cone
Entry / Exit Diameter --
Surround Material Cloth
Voice Coil Wire Material --
Voice Coil Former --
Basket/Frame Material --
Magnet Material Neodymium
Overall Outside Diameter 71 mm x 41 mm
Overall Depth 35 mm
Baffle Cutout Diameter 70.3 mm
# Mounting Holes 4
Mounting Hole Diameter --
Bolt Circle Diameter --
Product Weight --
SKU 848791000393
Model # CE70-40P-8
Brand Dayton Audio
Shipping Weight 0.1031kg
Shipping Width 0.051m
Shipping Height 0.038m
Shipping Length 0.083m
Shipping Cubic 0.000160m3
Assembled Length 0.083m
Assembled Height 0.038m
Assembled Width 0.051m

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