Dayton Audio CE32A-4 1-1/4" Mini Speaker

DAYTON AUDIO | Micro speaker

Dayton Audio CE32A-4 1-1/4" Mini Speaker

Name: Dayton Audio Dayton Audio CE32A-4 1-1/4" | HQ AudioParts
Brand: Dayton Audio
SKU: CE32A-4
Price: 2490.00 HUF
Availability: LimitedAvailability

SKU: CE32A-4

25.4 mm 4 Ω

Add clear, compact audio to your project with this 1-1/4" micro speaker from Dayton Audio. Its aluminium cone and neodymium magnet deliver a sensitivity of 81 dB SPL at 1m with 2.83V.

2 490 Ft

(1 961 Ft + VAT)

Own warehouse Out of stock

Külső raktár 2. 8 pcs Aug 6.

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Technical data

Nominal diameter	25.4 mm
Impedance	4 Ω
Sensitivity (SPL at 1 m / 2.83 V)	81 dB
Power tolerance (max)	4 W
Resonance frequency (Fs)	262 Hz

Maximum linear deflection (Xmax)	0.5 mm
Total Q (Qts)	0.86
Electromagnetic Q (Qes)	1.24
Mechanical Q (Qms)	2.86
DC resistance (Re)	3.6 Ω
Voice coil inductance (L_e)	0.015 mH
BL product (BL)	1.59 T·m
The surface area of the cone (Sd)	3.92 cm²
Equivalent volume (Iron)	0.0147 l
Moving mass with air load (Mms)	0.52 g
Mechanical compliance of the suspension (Cms)	0.69 mm/N
Membrane material	Aluminum
Surround material	Rubber
Voice coil diameter	12.7 mm
Magnetic material	Neodymium
Subwoofer Series	Dayton Audio CE Series
Dimensions (mm)	32 mm
Diameter of the baffle cutout	31.5 mm
# Mounting holes	4
Enclosed volume	0 l
Open volume	0 l
Cutoff frequency (–3 dB)	280.1 Hz
Cutoff frequency (open, -3 dB)	134.3 Hz

The Dayton Audio CE32A-4 1-1/4" Mini Speaker is a compact yet capable micro speaker designed to bring clear, reliable audio to a wide range of applications. Whether you are building portable Bluetooth speakers, developing small-scale alarm systems, or integrating sound into custom electronic projects, this miniature driver offers a practical solution where space is at a premium. Its modest footprint makes it ideal for enclosures where larger speakers simply cannot fit, without compromising on audio presence.

Technically, the CE32A-4 features an aluminium cone and a neodymium magnet, which together achieve a sensitivity of 81 dB SPL at 1 metre with 2.83V input. The voice coil inductance is a mere 0.015 mH, while the DC resistance measures 3.6 ohms. The speaker’s mechanical Q (Qms) is 2.86, its electrical Q (Qes) is 1.24, and the total Q (Qts) is 0.86, indicating a well-damped response. The maximum linear excursion (Xmax) is 0.5 mm, and the surround is made from durable rubber. With a nominal diameter of 25.4 mm and an overall size of 32 mm, the baffle cut-out diameter is 31.5 mm, and four mounting holes are provided for secure installation.

This micro speaker from Dayton Audio’s CE series delivers dependable performance for any project requiring compact, efficient sound reproduction.