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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.
Buzzers & Audio Indicators - Board Mount 5 mm, 3 V, 78 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer CSS-0578-SMT-TR Same Sky 1: HK$27.62 4,924In Stock	Mfr. Part No. CSS-0578-SMT-TR Mouser Part No 490-CSS-0578-SMT-TR	Same Sky	Buzzers & Audio Indicators - Board Mount 5 mm, 3 V, 78 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	4,924In Stock	Cut Tape HK$27.62 HK$21.95 HK$20.14 HK$18.74 Reel HK$14.06 View HK$17.84 HK$17.18 HK$16.60 HK$14.06 HK$13.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Buzzers & Audio Indicators - Board Mount 5 mm, 3 V, 75 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer CSS-0575B-SMT-TR Same Sky 1: HK$31.81 5,946In Stock	Mfr. Part No. CSS-0575B-SMT-TR Mouser Part No 490-CSS-0575B-SMT-TR	Same Sky	Buzzers & Audio Indicators - Board Mount 5 mm, 3 V, 75 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer Learn More about Same Sky cui buzzers	Datasheet	5,946In Stock	Cut Tape HK$31.81 HK$24.33 HK$21.95 HK$20.30 Reel HK$14.06 View HK$18.82 HK$16.85 HK$15.86 HK$14.06 HK$13.97	Min.: 1 Mult.: 1 : 2,500
Buzzers & Audio Indicators - Board Mount Buzzer 24.5mm rnd 1kHz 12V TH CMT-2412C-120 Same Sky 1: HK$26.06 387In Stock	Mfr. Part No. CMT-2412C-120 Mouser Part No 490-CMT-2412C-120	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzer 24.5mm rnd 1kHz 12V TH Learn More about Same Sky cui buzzers	Datasheet	387In Stock	HK$26.06 HK$18.91 HK$17.18 HK$14.47 View HK$13.81 HK$12.91 HK$11.51	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount 5 mm, 3 Vo-p, 75 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer CMT-0525-75-SMT-TR Same Sky 1: HK$19.40 13,030In Stock	Mfr. Part No. CMT-0525-75-SMT-TR Mouser Part No 490-CMT-0525-75SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 5 mm, 3 Vo-p, 75 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	13,030In Stock	Cut Tape HK$19.40 HK$15.21 HK$13.89 HK$12.91 Reel HK$9.37 View HK$12.08 HK$11.01 HK$10.60 HK$9.37 HK$9.29 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Buzzers & Audio Indicators - Board Mount Buzzer 5mm sq 4kHz 3V SMT CMT-5023S-SMT-TR Same Sky 1: HK$26.72 9,990In Stock	Mfr. Part No. CMT-5023S-SMT-TR Mouser Part No 490-CMT-5023S-SMT-TR	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzer 5mm sq 4kHz 3V SMT Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	9,990In Stock	Cut Tape HK$26.72 HK$22.77 HK$21.45 HK$20.39 Reel HK$14.55 View HK$19.48 HK$17.76 HK$17.34 HK$14.55 HK$14.47 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Buzzers & Audio Indicators - Board Mount 8.5 mm, 5 Vo-p, 100 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer CMT-8504-100-SMT-TR Same Sky 1: HK$15.12 18,498In Stock 40,000Expected 20/11/2026	Mfr. Part No. CMT-8504-100-SMT-TR Mouser Part No 490-CMT-8504100SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 8.5 mm, 5 Vo-p, 100 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	18,498In Stock 40,000Expected 20/11/2026	Cut Tape HK$15.12 HK$11.51 HK$10.36 HK$9.62 Reel HK$7.26 View HK$8.88 HK$8.01 HK$7.45 HK$6.99 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount Buzzers CSS-0575A-SMT-TR Same Sky 1: HK$25.15 11,501In 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 about Same Sky cui magnetic piezo micro buzzers	Datasheet	11,501In Stock	Cut Tape HK$25.15 HK$19.81 HK$18.00 HK$16.85 Reel HK$13.23 View HK$15.70 HK$15.29 HK$13.23 HK$13.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Buzzers & Audio Indicators - Board Mount Buzzers CT-1205-SMT-TR Same Sky 1: HK$17.51 13,355In Stock	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 about Same Sky cui buzzers	Datasheet	13,355In Stock	Cut Tape HK$17.51 HK$14.22 HK$12.99 HK$12.33 Reel HK$9.54 View HK$11.67 HK$10.44 HK$8.55 HK$8.38 MouseReel Available	Min.: 1 Mult.: 1 : 450
Buzzers & Audio Indicators - Board Mount Buzzers CBT-09427-SMT-TR Same Sky 1: HK$20.14 4,852In Stock 7,200Expected 19/2/2027	Mfr. Part No. CBT-09427-SMT-TR Mouser Part No 490-CBT-09427-SMT-TR	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzers Learn More about Same Sky cui buzzers	Datasheet	4,852In Stock 7,200Expected 19/2/2027	Cut Tape HK$20.14 HK$15.37 HK$13.81 HK$12.82 Reel HK$9.21 View HK$11.84 HK$10.77 HK$9.54 HK$9.12 MouseReel Available	Min.: 1 Mult.: 1 : 800
Buzzers & Audio Indicators - Board Mount Buzzers CEM-1203(42) Same Sky 1: HK$8.47 11,628In Stock 13,000Expected 8/1/2027	Mfr. Part No. CEM-1203(42) Mouser Part No 490-CEM-1203(42)	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzers Learn More about Same Sky cui buzzers	Datasheet	11,628In Stock 13,000Expected 8/1/2027	HK$8.47 HK$6.39 HK$5.76 HK$5.34 View HK$4.96 HK$4.48 HK$4.15 HK$3.86 HK$3.26	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount Buzzers CEM-1206S Same Sky 1: HK$9.70 3,898In Stock 5,000Expected 1/1/2027	Mfr. Part No. CEM-1206S Mouser Part No 490-CEM-1206S	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzers Learn More about Same Sky cui buzzers	Datasheet	3,898In Stock 5,000Expected 1/1/2027	HK$9.70 HK$7.35 HK$6.53 HK$5.82 View HK$5.47 HK$4.93 HK$4.64 HK$4.32 HK$3.73	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount Buzzers CEM-1212S Same Sky 1: HK$9.78 3,879In Stock 7,000Expected 4/12/2026	Mfr. Part No. CEM-1212S Mouser Part No 490-CEM-1212S	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzers Learn More about Same Sky cui buzzers	Datasheet	3,879In Stock 7,000Expected 4/12/2026	HK$9.78 HK$7.35 HK$6.61 HK$6.01 View HK$5.64 HK$4.99 HK$4.69 HK$4.32 HK$3.73	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount 5 mm, 3 Vo-p, 75 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer CMT-0502-75-SMT-TR Same Sky 1: HK$22.28 6,098In Stock	Mfr. Part No. CMT-0502-75-SMT-TR Mouser Part No 490-CMT-0502-75SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 5 mm, 3 Vo-p, 75 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer Learn More about Same Sky cui inc cmt buzzer transducers	Datasheet	6,098In Stock	Cut Tape HK$22.28 HK$16.93 HK$15.21 HK$14.14 Reel HK$9.37 View HK$12.91 HK$11.18 HK$10.60 HK$9.37 HK$9.29 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Buzzers & Audio Indicators - Board Mount 12.8 mm, 5 Vdc, 88 dB, Surface Mount, Magnetic Audio Transducer Buzzer CMT-1271-88-SMT-TR Same Sky 1: HK$16.77 1,393In Stock	Mfr. Part No. CMT-1271-88-SMT-TR Mouser Part No 490-CMT-1271-88SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 12.8 mm, 5 Vdc, 88 dB, Surface Mount, Magnetic Audio Transducer Buzzer Learn More about Same Sky cui inc cmt buzzer transducers	Datasheet	1,393In Stock	Cut Tape HK$16.77 HK$13.15 HK$12.00 HK$11.18 Reel HK$9.37 View HK$10.44 HK$9.45 HK$8.38	Min.: 1 Mult.: 1 : 450
Buzzers & Audio Indicators - Board Mount Buzzer 6.6mm rnd 3kHz 3V SMT CMT-6635C-030 Same Sky 1: HK$25.48 2,387In Stock 675Expected 13/11/2026	Mfr. Part No. CMT-6635C-030 Mouser Part No 490-CMT-6635C-030	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzer 6.6mm rnd 3kHz 3V SMT Learn More about Same Sky cui buzzers	Datasheet	2,387In Stock 675Expected 13/11/2026	HK$25.48 HK$18.99 HK$17.02 HK$15.95 View HK$14.06 HK$13.07 HK$12.58 HK$11.92 HK$10.60	Min.: 1 Mult.: 1
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: HK$17.34 14,204In Stock 34,000Expected 4/12/2026	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 Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	14,204In Stock 34,000Expected 4/12/2026	Cut Tape HK$17.34 HK$13.32 HK$11.18 HK$10.44 Reel HK$7.10 View HK$9.78 HK$8.38 HK$7.88 HK$7.10 HK$6.69 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Buzzers & Audio Indicators - Board Mount Buzzer 8.5mm sq 2.73kHz 3.6V SMT CMT-8530S-SMT-TR Same Sky 1: HK$26.39 7,930In Stock 10,000Expected 5/2/2027	Mfr. Part No. CMT-8530S-SMT-TR Mouser Part No 490-CMT-8530S-SMT-TR	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzer 8.5mm sq 2.73kHz 3.6V SMT Learn More about Same Sky cui buzzers	Datasheet	7,930In Stock 10,000Expected 5/2/2027	Cut Tape HK$26.39 HK$20.14 HK$18.17 HK$16.77 View Reel HK$12.25 HK$15.62 HK$14.14 HK$13.73 HK$12.25 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount Buzzer 8.5mm sq 4kHz 5V SMT CMT-8540S-SMT-TR Same Sky 1: HK$34.94 5,197In Stock 11,000On 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 about Same Sky cui magnetic piezo micro buzzers	Datasheet	5,197In Stock 11,000On Order On Order Ship Dates Mfr. No: CMT-8540S-SMT-TR Stock: 5,197 Can Dispatch Immediately On Order: 5,000 Expected 11/1/2027 6,000 Expected 16/2/2027 Factory Lead Time: 16 Weeks	Cut Tape HK$34.94 HK$26.72 HK$24.08 HK$20.96 View Reel HK$15.37 HK$20.47 HK$18.41 HK$17.92 HK$15.37 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount 9 mm, 5 Vo-p, 85 dB, Through Hole, Magnetic Audio Transducer Buzzer CMT-9648-85T Same Sky 1: HK$10.69 3,399In Stock 3,300Expected 4/12/2026	Mfr. Part No. CMT-9648-85T Mouser Part No 490-CMT-9648-85T	Same Sky	Buzzers & Audio Indicators - Board Mount 9 mm, 5 Vo-p, 85 dB, Through Hole, Magnetic Audio Transducer Buzzer Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	3,399In Stock 3,300Expected 4/12/2026	HK$10.69 HK$8.12 HK$7.32 HK$6.77 View HK$6.13 HK$5.66 HK$5.23 HK$4.90 HK$4.09	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount 8.5 mm, 3.6 Vo-p, 97 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer CMT-85853-97-SMT-TR Same Sky 1: HK$19.32 1,989In Stock 3,000Expected 5/2/2027	Mfr. Part No. CMT-85853-97-SMT-TR Mouser Part No 490-CMT8585397SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 8.5 mm, 3.6 Vo-p, 97 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer Learn More about Same Sky cui inc cmt buzzer transducers	Datasheet	1,989In Stock 3,000Expected 5/2/2027	Cut Tape HK$19.32 HK$14.96 HK$13.23 HK$12.33 Reel HK$7.66 View HK$10.03 HK$9.37 HK$9.29 HK$7.59	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount Buzzers CSS-95B30-SMT-TR Same Sky 1: HK$34.20 1,786In 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 about Same Sky cui buzzers	Datasheet	1,786In Stock	Cut Tape HK$34.20 HK$24.58 HK$22.19 HK$20.30 View Reel HK$14.14 HK$18.99 HK$17.18 HK$16.52 HK$14.14 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount 14 mm, 5 V, 91 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer CSS-H5B43-SMT-TR Same Sky 1: HK$26.63 822In Stock 3,750On Order	Mfr. Part No. CSS-H5B43-SMT-TR Mouser Part No 490-CSS-H5B43-SMT-TR	Same Sky	Buzzers & Audio Indicators - Board Mount 14 mm, 5 V, 91 dB, Surface Mount (SMT), Magnetic Audio Transducer Buzzer Learn More about Same Sky cui buzzers	Datasheet	822In Stock 3,750On Order On Order Ship Dates Mfr. No: CSS-H5B43-SMT-TR Stock: 822 Can Dispatch Immediately On Order: 1,500 Expected 5/2/2027 2,250 Expected 1/3/2027 Factory Lead Time: 18 Weeks	Cut Tape HK$26.63 HK$22.19 HK$20.47 HK$19.07 Reel HK$15.29 View HK$17.92 HK$17.51 HK$16.11 HK$14.39 MouseReel Available	Min.: 1 Mult.: 1 : 750
Buzzers & Audio Indicators - Board Mount Buzzers CSS-J4B20-SMT-TR Same Sky 1: HK$27.45 959In Stock 4,000Expected 13/11/2026	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 about Same Sky cui buzzers	Datasheet	959In Stock 4,000Expected 13/11/2026	Cut Tape HK$27.45 HK$20.55 HK$18.41 HK$16.69 Reel HK$11.67 View HK$15.45 HK$13.89 HK$13.07 HK$11.01 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount Buzzers CSS-J4D20-SMT-TR Same Sky 1: HK$27.45 1,885In 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 about Same Sky cui buzzers	Datasheet	1,885In Stock	Cut Tape HK$27.45 HK$20.55 HK$18.41 HK$16.69 Reel HK$11.67 View HK$15.45 HK$14.30 HK$13.40 HK$11.01 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount Buzzers CST-931AP Same Sky 1: HK$11.59 7,673In Stock 7,200Expected 4/12/2026	Mfr. Part No. CST-931AP Mouser Part No 490-CST-931AP	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzers Learn More about Same Sky cui buzzers	Datasheet	7,673In Stock 7,200Expected 4/12/2026	HK$11.59 HK$9.70 HK$8.63 HK$8.03 View HK$7.53 HK$6.76 HK$6.17 HK$5.66 HK$5.09	Min.: 1 Mult.: 1