Audio Devices – Mouser United Kingdom

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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.

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Part #

Buzzers & Audio Indicators - Board Mount Buzzers

CST-951RP-A
Same Sky
1: £0.995
3,637In Stock

Mfr. Part No.
CST-951RP-A

Mouser Part No
490-CST-951RP-A

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

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Datasheet

3,637In Stock

£0.995

£0.811

£0.726

£0.686

View

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount Buzzers

CST-951AP
Same Sky
1: £0.773
14,524In Stock

Mfr. Part No.
CST-951AP

Mouser Part No
490-CST-951AP

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

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Datasheet

14,524In Stock

£0.773

£0.641

£0.592

£0.571

View

Min.: 1
Mult.: 1

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

CMT-4023S-SMT-TR
Same Sky
1: £2.30
8,479In Stock

Mfr. Part No.
CMT-4023S-SMT-TR

Mouser Part No
490-CMT-4023S-SMT-TR

Same Sky

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

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Datasheet

8,479In Stock

Cut Tape

£2.30

£1.82

£1.65

£1.55

View

Reel

£1.32

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Buzzers & Audio Indicators - Board Mount buzzer, 5 mm, 2 mm deep, M, 3 V, 75 dB, Surface Mount (SMT), Audio Transducer

CMT-0502-75-SMT-TR
Same Sky
1: £1.69
6,494In Stock

Mfr. Part No.
CMT-0502-75-SMT-TR

Mouser Part No
490-CMT-0502-75SMTTR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 5 mm, 2 mm deep, M, 3 V, 75 dB, Surface Mount (SMT), Audio Transducer

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Datasheet

6,494In Stock

Cut Tape

£1.69

£1.33

£1.20

£1.13

View

Reel

£0.925

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Buzzers & Audio Indicators - Board Mount buzzer, 9 mm, 2.6 mm deep, M, 3.6 V, 86 dB, Surface Mount (SMT), Audio Transducer

CMT-0926-86-SMT-TR
Same Sky
1: £1.34
4,556In Stock

Mfr. Part No.
CMT-0926-86-SMT-TR

Mouser Part No
490-CMT-0926-86SMTTR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 9 mm, 2.6 mm deep, M, 3.6 V, 86 dB, Surface Mount (SMT), Audio Transducer

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Datasheet

4,556In Stock

Cut Tape

£1.34

£1.05

£0.952

£0.89

View

Reel

£0.71

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

Buzzers & Audio Indicators - Board Mount 7.5mm, 3.6Vo-p, 80dB, Surface Mount, Magnetic Audio Transducer Buzzer

CMT-7525-80-SMT-TR
Same Sky
1: £1.20
7,959In Stock

Mfr. Part No.
CMT-7525-80-SMT-TR

Mouser Part No
490-CMT-7525-80SMTTR

Same Sky

Buzzers & Audio Indicators - Board Mount 7.5mm, 3.6Vo-p, 80dB, Surface Mount, Magnetic Audio Transducer Buzzer

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Datasheet

7,959In Stock

Cut Tape

£1.20

£0.943

£0.856

£0.796

View

Reel

£0.663

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Buzzers & Audio Indicators - Board Mount buzzer, 8.5 mm, 3 mm deep, M, 3.6 V, 85 dB, Surface Mount (SMT), Audio Transducer

CMT-8503-85B-SMT-TR
Same Sky
1: £1.34
1,965In Stock

Mfr. Part No.
CMT-8503-85B-SMT-TR

Mouser Part No
490-CMT-850385BSMTTR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 8.5 mm, 3 mm deep, M, 3.6 V, 85 dB, Surface Mount (SMT), Audio Transducer

Learn More

Datasheet

1,965In Stock

Cut Tape

£1.34

£1.05

£0.952

£0.89

View

Reel

£0.71

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount Buzzers

CBT-09427-SMT-TR
Same Sky
1: £1.55
3,949In Stock
4,000Expected 03/04/2026

Mfr. Part No.
CBT-09427-SMT-TR

Mouser Part No
490-CBT-09427-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

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Datasheet

3,949In Stock

4,000Expected 03/04/2026

Cut Tape

£1.55

£1.18

£1.07

£1.00

View

Reel

£0.925

MouseReel Available

Min.: 1
Mult.: 1

Reel: 800

Buzzers & Audio Indicators - Board Mount Buzzers

CEM-1203(42)
Same Sky
1: £0.511
9,664In Stock
6,500Expected 13/07/2026

Mfr. Part No.
CEM-1203(42)

Mouser Part No
490-CEM-1203(42)

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

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Datasheet

9,664In Stock

6,500Expected 13/07/2026

£0.511

£0.399

£0.362

£0.338

£0.321

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount buzzer, 10 mm, 3.2 mm deep, M, 5 V, 85 dB, Surface Mount (SMT), Audio Transducer

CMT-1032-85-SMT-TR
Same Sky
1: £1.34
1,797In Stock

Mfr. Part No.
CMT-1032-85-SMT-TR

Mouser Part No
490-CMT-1032-85SMTTR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 10 mm, 3.2 mm deep, M, 5 V, 85 dB, Surface Mount (SMT), Audio Transducer

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Datasheet

1,797In Stock

Cut Tape

£1.34

£1.05

£0.952

£0.89

View

Reel

£0.71

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount buzzer, 3.2 mm square, 2 mm deep, 3Vo-p, 65dB, SMT, Magnetic Audio Tranducer, TR

CMT-322-65-SMT-TR
Same Sky
1: £2.14
1,632In Stock

Mfr. Part No.
CMT-322-65-SMT-TR

Mouser Part No
490-CMT-322-65-SMTTR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 3.2 mm square, 2 mm deep, 3Vo-p, 65dB, SMT, Magnetic Audio Tranducer, TR

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Datasheet

1,632In Stock

Cut Tape

£2.14

£1.68

£1.53

£1.42

View

Reel

£1.20

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount Buzzer 7.5mm sq 2.73kHz 3.6V SMT

CMT-7525S-SMT-TR
Same Sky
1: £2.10
1,238In Stock
2,000Expected 13/07/2026

Mfr. Part No.
CMT-7525S-SMT-TR

Mouser Part No
490-CMT-7525S-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzer 7.5mm sq 2.73kHz 3.6V SMT

Learn More

Datasheet

1,238In Stock

2,000Expected 13/07/2026

Cut Tape

£2.10

£1.65

£1.51

£1.41

View

Reel

£1.19

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount buzzer, 8.5 mm, 4 mm deep, M, 5 V, 100 dB, Surface Mount (SMT), Audio Transducer

CMT-8504-100-SMT-TR
Same Sky
1: £1.16
5,557In Stock
10,000Expected 17/04/2026

Mfr. Part No.
CMT-8504-100-SMT-TR

Mouser Part No
490-CMT-8504100SMTTR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 8.5 mm, 4 mm deep, M, 5 V, 100 dB, Surface Mount (SMT), Audio Transducer

Learn More

Datasheet

5,557In Stock

10,000Expected 17/04/2026

Cut Tape

£1.16

£0.917

£0.834

£0.773

View

Reel

£0.71

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount Buzzer 8.5mm sq 4kHz 5V SMT

CMT-8540S-SMT-TR
Same Sky
1: £2.44
964In Stock
7,000On Order

Mfr. Part No.
CMT-8540S-SMT-TR

Mouser Part No
490-CMT-8540S-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzer 8.5mm sq 4kHz 5V SMT

Learn More

Datasheet

964In Stock

7,000On Order

Cut Tape

£2.44

£1.92

£1.75

£1.63

£1.55

Reel

£1.55

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount Buzzers

CSS-0575A-SMT-TR
Same Sky
1: £2.18
4,906In Stock

Mfr. Part No.
CSS-0575A-SMT-TR

Mouser Part No
490-CSS-0575A-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

Learn More

Datasheet

4,906In Stock

Cut Tape

£2.18

£1.72

£1.57

£1.47

View

Reel

£1.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Buzzers & Audio Indicators - Board Mount buzzer, 5 mm square, 2.5 mm deep, M, 4 kHz, 3 V, SMT, no driving circuit, T&R package

CSS-0575B-SMT-TR
Same Sky
1: £2.43
3,601In Stock
2,500Expected 05/06/2026

Mfr. Part No.
CSS-0575B-SMT-TR

Mouser Part No
490-CSS-0575B-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 5 mm square, 2.5 mm deep, M, 4 kHz, 3 V, SMT, no driving circuit, T&R package

Learn More

Datasheet

3,601In Stock

2,500Expected 05/06/2026

Cut Tape

£2.43

£2.15

£1.99

£1.39

Reel

£1.39

Min.: 1
Mult.: 1

Reel: 2,500

Buzzers & Audio Indicators - Board Mount buzzer, 5 mm square, 3 mm deep, M, 4 kHz, 3 V, SMT, no driving circuit, T&R package

CSS-0578-SMT-TR
Same Sky
1: £2.20
1,666In Stock

Mfr. Part No.
CSS-0578-SMT-TR

Mouser Part No
490-CSS-0578-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 5 mm square, 3 mm deep, M, 4 kHz, 3 V, SMT, no driving circuit, T&R package

Learn More

Datasheet

1,666In Stock

Cut Tape

£2.20

£1.81

£1.69

£1.61

View

Reel

£1.39

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Buzzers & Audio Indicators - Board Mount Buzzers

CSS-95B30-SMT-TR
Same Sky
1: £2.45
1,633In Stock

Mfr. Part No.
CSS-95B30-SMT-TR

Mouser Part No
490-CSS-95B30-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

Learn More

Datasheet

1,633In Stock

Cut Tape

£2.45

£1.94

£1.76

£1.64

View

Reel

£1.41

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount buzzer, 14 x 11 mm, 3 mm deep, M, 2.73 kHz, 5 V, SMT, no driving circuit, T&R package

CSS-H5B43-SMT-TR
Same Sky
1: £2.14
2,250In Stock

Mfr. Part No.
CSS-H5B43-SMT-TR

Mouser Part No
490-CSS-H5B43-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 14 x 11 mm, 3 mm deep, M, 2.73 kHz, 5 V, SMT, no driving circuit, T&R package

Learn More

Datasheet

2,250In Stock

Cut Tape

£2.14

£1.85

£1.73

£1.64

View

Reel

£1.42

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

Buzzers & Audio Indicators - Board Mount buzzer, 8.5 mm square, 3 mm deep, M, 2.73 kHz, 3.6 V, SMT, no driving circuit, T&R package

CSS-I4B20-SMT-TR
Same Sky
1: £1.75
1,195In Stock

Mfr. Part No.
CSS-I4B20-SMT-TR

Mouser Part No
490-CSS-I4B20-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 8.5 mm square, 3 mm deep, M, 2.73 kHz, 3.6 V, SMT, no driving circuit, T&R package

Learn More

Datasheet

1,195In Stock

Cut Tape

£1.75

£1.46

£1.37

£1.30

View

Reel

£1.10

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount Buzzers

CSS-J4B20-SMT-TR
Same Sky
1: £1.96
3,412In Stock

Mfr. Part No.
CSS-J4B20-SMT-TR

Mouser Part No
490-CSS-J4B20-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

Learn More

Datasheet

3,412In Stock

Cut Tape

£1.96

£1.55

£1.41

£1.32

View

Reel

£1.10

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount Buzzers

CSS-J4D20-SMT-TR
Same Sky
1: £1.96
2,524In Stock

Mfr. Part No.
CSS-J4D20-SMT-TR

Mouser Part No
490-CSS-J4D20-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

Learn More

Datasheet

2,524In Stock

Cut Tape

£1.96

£1.55

£1.41

£1.32

View

Reel

£1.10

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Buzzers & Audio Indicators - Board Mount Buzzers

CT-1205-SMT-TR
Same Sky
1: £1.32
1,737In Stock
3,150Expected 01/05/2026

Mfr. Part No.
CT-1205-SMT-TR

Mouser Part No
490-CT-1205-SMT-TR

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

Learn More

Datasheet

1,737In Stock

3,150Expected 01/05/2026

Cut Tape

£1.32

£1.10

£1.03

£0.978

View

Reel

£0.803

MouseReel Available

Min.: 1
Mult.: 1

Reel: 450

Buzzers & Audio Indicators - Board Mount Buzzers

CD-1206-SMT
Same Sky
1: £1.20
568In Stock

Mfr. Part No.
CD-1206-SMT

Mouser Part No
490-CD-1206-SMT

Same Sky

Buzzers & Audio Indicators - Board Mount Buzzers

Learn More

Datasheet

568In Stock

£1.20

£0.943

£0.856

£0.818

Min.: 1
Mult.: 1

Buzzers & Audio Indicators - Board Mount buzzer, 5 mm, 2.5 mm deep, M, 3 V, 75 dB, Surface Mount (SMT), Audio Transducer

CMT-0525-75-SMT-TR
Same Sky
1: £1.69
384In Stock
4,000Expected 03/04/2026

Mfr. Part No.
CMT-0525-75-SMT-TR

Mouser Part No
490-CMT-0525-75SMTTR

Same Sky

Buzzers & Audio Indicators - Board Mount buzzer, 5 mm, 2.5 mm deep, M, 3 V, 75 dB, Surface Mount (SMT), Audio Transducer

Learn More

Datasheet

384In Stock

4,000Expected 03/04/2026

Cut Tape

£1.69

£1.33

£1.20

£1.13

View

Reel

£0.925

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

CMT Magnetic Buzzer Transducers

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