It appears you have JavaScript disabled within your browser. Some functions on this page will not work unless you log in.

See an Error?

CMT-4023S-SMT-TR

Name: Same Sky CMT-4023S-SMT-TR
Brand: Same Sky
SKU: 490-CMT-4023S-SMT-TR
Price: 3.07 USD
Availability: InStock

Images are for reference only
See Product Specifications

Mouser #:

490-CMT-4023S-SMT-TR

Mfr. #:

CMT-4023S-SMT-TR

Mfr.:

Same Sky

Description:

Buzzers & Audio Indicators - Board Mount Buzzer 4mm sq 4kHz 3V SMT

Datasheet:

CMT-4023S-SMT-TR Datasheet (PDF)

ECAD Model:

Download the free Library Loader to convert this file for your ECAD Tool. Learn more about ECAD Model.

More Information

Learn more about Same Sky CMT-4023S-SMT-TR

In Stock: 2,480

Stock:: 2,480

Can Ship Immediately

An unexpected error occurred. Please try again later.
On Order:: 6,000

Expected 3/6/2026
Factory Lead-Time:: 21

Weeks Estimated factory production time for quantities greater than shown.

Enter Quantity:

Minimum: 1 Multiples: 1

Unit Price:

$-.--

Ext. Price:

$-.--

Est. Tariff:

Packaging:

Full Reel (Order in multiples of 3000)

Cut Tape

MouseReel™ (+$7.00)

Pricing (USD)

A tariff of 17 % may be applied if shipping to the United States.

Qty.	Unit Price	Ext. Price
Cut Tape / MouseReel™ ^†
	$3.07	$3.07
	$2.42	$24.20
	$2.20	$55.00
	$2.06	$103.00
	$1.92	$192.00
	$1.85	$462.50
	$1.78	$890.00
Full Reel (Order in multiples of 3000)
	$1.75	$5,250.00

† $7.00 MouseReel™ fee will be added and calculated in your shopping cart. All MouseReel™ orders are non-cancellable and non-returnable. ↩

.hidden-for-nojs { display: none; } .pull-right-nojs { justify-content: flex-end; }

Product Attribute	Attribute Value	Select Attribute
Manufacturer:	Same Sky
Product Category:	Buzzers & Audio Indicators - Board Mount
RoHS:
Brand:	Same Sky
Current Rating:	90 mA
Dimensions:	4 mm x 4 mm x 2 mm
Frequency:	4 kHz
Height:	2 mm
Length:	4 mm
Length - mm:	4 mm
Mounting Style:	SMD/SMT
Packaging:	Reel
Packaging:	Cut Tape
Packaging:	MouseReel
Product:	Transducers
Product Type:	Audio Indicators & Alerts
Series:	CMT-4023S-SMT
Sound Pressure Level:	70 dBA
Factory Pack Quantity:	3000
Subcategory:	Audio Devices
Termination Style:	SMD/SMT
Type:	Electromagnetic
Voltage Rating:	3 V
Width:	4 mm
Width - mm:	4 mm
Unit Weight:	0.002469 oz

Products found:

To show similar products, select at least one checkbox

Select at least one checkbox above to show similar products in this category.

Attributes selected: 0

Filter Document:

USHTS:: 8531809041
CNHTS:: 8531801000
CAHTS:: 8531800090
TARIC:: 8531807000
MXHTS:: 85318099
ECCN:: EAR99

CM & CP Audio Transducer and Indicator Buzzers

CUI CM Magetic & CP Piezo buzzers provide audio alerts for a range of environments. These CUI audio transducer and indicator buzzers provide flexibility to design in an ideal tone or sound effect. CM & CP buzzers feature a small package size, a range of available IP ratings, and sound pressure level (SPL) up to 104dB. Applications include home appliances, automotive electronics, medical, safety and security, industrial, and office automation.

CMT Magnetic Buzzer Transducers

Same Sky CMT Magnetic Buzzer Transducers offer sound pressure levels (SPL) that range from 65dB to 100dB. These devices feature an 800Hz to 4000Hz typical frequency range and -30°C to +85°C operating temperature range. These externally driven audio transducers are available in spring contact, surface-mount, and through-hole mounting styles. Same Sky CMT Magnetic Buzzer Transducers are ideal for a variety of consumer electronics, industrial, and portable equipment applications.

Micro Audio Components

Same Sky Micro Audio Components include a wide range of micro buzzers, speakers, and microphones designed to address the trend of miniaturization in electronics. These devices feature diameters as small as 3mm and depths as low as 1.9mm. Typical applications for Same Sky Micro Audio Components include space-constrained IoT, mobile, and consumer.

Magnetic & Piezo Micro Buzzers

Same Sky Magnetic and Piezo Micro Buzzers are housed in compact, surface-mount packages as small as 3.2mm x 3.2mm. The buzzers feature a profile as low as 1.9mm and are reflow solder-compatible. These magnetic and piezo transducer micro buzzers are externally driven and offer 65dB to 100dB sound pressure levels at 10cm. Same Sky Magnetic and Piezo Micro Buzzers are ideal for a range of portable equipment applications.

Buzzers

Same Sky Buzzers provide a wide range of audio indicators and transducers. These magnetic and piezo buzzers are useful for audible identification and alerts across many industries and range from compact 3.2mm surface-mount buzzers to larger high-decibel models. Same Sky Buzzers meet the needs of various challenging audio alert applications.

IP-Rated Audio Solutions

Same Sky IP-Rated Audio Solutions feature a portfolio of waterproof buzzers, microphones, and speakers. All components are housed in compact, low-profile packages with protection ratings from IPX5, IPX7, IP66, IP67, IP68, and IPX8. A multitude of configurations and options are available. These waterproof buzzers, microphones, and speakers from Same Sky are ideal for a variety of industrial and outdoor applications where moisture and environmental contaminants are present.