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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.

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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 35 mm Piezo Buzzer Element w/ Feedback Loop & Lead Wires CPT-3529-L100 Same Sky 1: HK$14.55 4,379In Stock	Mfr. Part No. CPT-3529-L100 Mouser Part No 490-CPT-3529-L100	Same Sky	Buzzers & Audio Indicators - Board Mount 35 mm Piezo Buzzer Element w/ Feedback Loop & Lead Wires Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	4,379In Stock	HK$14.55 HK$11.10 HK$9.86 HK$9.12 View HK$8.47 HK$7.35 HK$6.81 HK$6.36 HK$5.73	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount Buzzers CPE-171 Same Sky 1: HK$25.24 1,739In Stock	Mfr. Part No. CPE-171 Mouser Part No 490-CPE-171	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzers Learn More about Same Sky cui buzzers	Datasheet	1,739In Stock	HK$25.24 HK$19.23 HK$17.34 HK$15.54 View HK$14.47 HK$13.48 HK$12.25 HK$11.51 HK$10.69	Min.: 1 Mult.: 1
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 16 mm, 12 Vdc, 85 dB, Through Hole, Driving Circuit, Magnetic Audio Indicator Buzzer CMI-1614-1285T Same Sky 1: HK$18.74 893In Stock	Mfr. Part No. CMI-1614-1285T Mouser Part No 490-CMI-1614-1285T	Same Sky	Buzzers & Audio Indicators - Board Mount 16 mm, 12 Vdc, 85 dB, Through Hole, Driving Circuit, Magnetic Audio Indicator Buzzer Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	893In Stock	HK$18.74 HK$14.30 HK$12.66 HK$12.00 View HK$11.18 HK$9.70 HK$8.96 HK$8.38 HK$7.64	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount 13.8 mm, 10 Vp-p, 80 dB, Through Hole, Piezo Audio Transducer Buzzer CPT-1368-80WT Same Sky 1: HK$8.71 3,063In Stock	Mfr. Part No. CPT-1368-80WT Mouser Part No 490-CPT-1368-80WT	Same Sky	Buzzers & Audio Indicators - Board Mount 13.8 mm, 10 Vp-p, 80 dB, Through Hole, Piezo Audio Transducer Buzzer Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	3,063In Stock	HK$8.71 HK$6.59 HK$5.95 HK$5.52 View HK$5.10 HK$4.64 HK$4.31 HK$3.76 HK$3.48	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount 9mm, Magnetic, 3V, SMT CMT-0945-85-SMT-TR Same Sky 1: HK$16.77 1,380In Stock	Mfr. Part No. CMT-0945-85-SMT-TR Mouser Part No 179-CMT-0945-85SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 9mm, Magnetic, 3V, SMT Learn More about Same Sky cui buzzers	Datasheet	1,380In Stock	Cut Tape HK$16.77 HK$13.15 HK$12.00 HK$11.18 Reel HK$8.71 View HK$10.44 HK$10.28 HK$9.37 HK$7.91	Min.: 1 Mult.: 1 : 800
Buzzers & Audio Indicators - Board Mount buzzer,7.5mm square, 2 mm deep, P, 6.0 kHz, 3 V, SMT, no driving circuit CPT-7502-65-SMT-TR Same Sky 1: HK$20.71 1,788In Stock	Mfr. Part No. CPT-7502-65-SMT-TR Mouser Part No 179-CPT-7502-65SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount buzzer,7.5mm square, 2 mm deep, P, 6.0 kHz, 3 V, SMT, no driving circuit Learn More about Same Sky cui buzzers	Datasheet	1,788In Stock	Cut Tape HK$20.71 HK$15.95 HK$14.22 HK$13.15 Reel HK$8.63 View HK$12.25 HK$10.11 HK$9.54 HK$8.63 HK$8.12	Min.: 1 Mult.: 1 : 2,000
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 13,025In 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	13,025In 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 18,496In 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	18,496In 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 buzzer, 8.5mm square, 3.6 mm deep, M, 4.0 kHz, 3 V, SMT, driving circuit CMI-8536-82-SMT-TR Same Sky 1: HK$24.58 186In Stock 10,000On Order	Mfr. Part No. CMI-8536-82-SMT-TR Mouser Part No 179-CMI-8536-82SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount buzzer, 8.5mm square, 3.6 mm deep, M, 4.0 kHz, 3 V, SMT, driving circuit Learn More about Same Sky cui buzzers	Datasheet	186In Stock 10,000On Order On Order Ship Dates Mfr. No: CMI-8536-82-SMT-TR Stock: 186 Can Dispatch Immediately On Order: 3,000 Expected 4/12/2026 7,000 Expected 25/1/2027 Factory Lead Time: 13 Weeks	Cut Tape HK$24.58 HK$18.33 HK$16.36 HK$15.37 Reel HK$10.28 View HK$13.89 HK$12.00 HK$11.43 HK$9.70	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount 6.5mm, Magnetic, 3.6V, SMT CMT-6504-85-SMT-TR Same Sky 1: HK$18.99 1,001In Stock	Mfr. Part No. CMT-6504-85-SMT-TR Mouser Part No 179-CMT-6504-85SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 6.5mm, Magnetic, 3.6V, SMT Learn More about Same Sky cui buzzers	Datasheet	1,001In Stock	Cut Tape HK$18.99 HK$14.96 HK$13.65 HK$12.66 View Reel HK$9.04 HK$11.84 HK$11.18 HK$10.36 HK$9.04	Min.: 1 Mult.: 1 : 800
Buzzers & Audio Indicators - Board Mount 7.5mm, Magnetic, 3.6V, SMT CMT-7525-85-SMT-TR Same Sky 1: HK$26.80 525In Stock	Mfr. Part No. CMT-7525-85-SMT-TR Mouser Part No 179-CMT-7525-85SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 7.5mm, Magnetic, 3.6V, SMT Learn More about Same Sky cui buzzers	Datasheet	525In Stock	Cut Tape HK$26.80 HK$20.47 HK$18.41 HK$16.85 View Reel HK$11.43 HK$15.62 HK$14.39 HK$13.56 HK$11.43 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Buzzers & Audio Indicators - Board Mount 12 mm, 12 Vdc, 85 dB, Through Hole, Driving Circuit, Magnetic Audio Indicator Buzzer CMI-1295-1285T Same Sky 1: HK$13.40 3,424In Stock	Mfr. Part No. CMI-1295-1285T Mouser Part No 490-CMI-1295-1285T	Same Sky	Buzzers & Audio Indicators - Board Mount 12 mm, 12 Vdc, 85 dB, Through Hole, Driving Circuit, Magnetic Audio Indicator Buzzer Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	3,424In Stock	HK$13.40 HK$10.44 HK$9.37 HK$8.80 View HK$8.11 HK$7.27 HK$6.70 HK$5.99 HK$5.56	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount 9.7 mm, 3 Vdc, 80 dB, Surface Mount, Driving Circuit, Magnetic Audio Indicator Buzzer CMI-9705-0380-SMT-TR Same Sky 1: HK$22.77 3,892In Stock 10,500Expected 4/12/2026	Mfr. Part No. CMI-9705-0380-SMT-TR Mouser Part No 490-CMI97050380SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 9.7 mm, 3 Vdc, 80 dB, Surface Mount, Driving Circuit, Magnetic Audio Indicator Buzzer Learn More about Same Sky cui inc cmi buzzer indicators	Datasheet	3,892In Stock 10,500Expected 4/12/2026	Cut Tape HK$22.77 HK$17.34 HK$15.62 HK$14.47 View Reel HK$9.54 HK$13.07 HK$11.67 HK$10.36 HK$9.54 MouseReel Available	Min.: 1 Mult.: 1 : 750
Buzzers & Audio Indicators - Board Mount 9.7 mm, 5 Vdc, 80 dB, Surface Mount, Driving Circuit, Magnetic Audio Indicator Buzzer CMI-9705-0580-SMT-TR Same Sky 1: HK$22.77 9,099In Stock 9,000Expected 4/12/2026	Mfr. Part No. CMI-9705-0580-SMT-TR Mouser Part No 490-CMI97050580SMTTR	Same Sky	Buzzers & Audio Indicators - Board Mount 9.7 mm, 5 Vdc, 80 dB, Surface Mount, Driving Circuit, Magnetic Audio Indicator Buzzer Learn More about Same Sky cui inc cmi buzzer indicators	Datasheet	9,099In Stock 9,000Expected 4/12/2026	Cut Tape HK$22.77 HK$17.34 HK$15.62 HK$14.80 Reel HK$10.28 View HK$13.73 HK$12.41 HK$11.10 HK$9.86	Min.: 1 Mult.: 1 : 750
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 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 1,997In 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	1,997In 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