24vdc waterproof piezo electric buzzer 2925 loud SPL wire piezo buzzer sign
24vdc waterproof piezo electric buzzer 2925 loud SPL wire piezo buzzer sign
Dimensions of louder Piezo Ceramic Buzzer 24v have piezo buzzer circuit
Dimensions Unit: mm
*Housing Material: Black ABS *Lead wire: UL1007 28#
Measuring condition
After any following tests the part shall meet specifications without any degradation in appearance and performance except SPL. SPL shall not deviate more than -10 dB from the initial value.
| 1 | Rated Voltage | 24VDC |
| 2 | Operating Voltage | 15– 30VDC |
| 3 | Rated Current | Max.30mA, at 24VDC |
| 4 | Sound Output at 10 m | Min.105dB, at 24VDC |
| 5 | Resonant Frequency | 3500±500 Hz |
| 6 | Tone | Continuous |
| 7 | Operating Temperature | -20 - +70℃ |
| 8 | Storage Temperature | -30 - +80℃ |
| 9 | RoHS | Yes |
| 10 | Weight | Approx 12.0g |
Electrical And Acoustical Measuring Condition
Recommended Setting
Piezo Buzzer Advantages
1 Ordinary Temperature Life Test
The part shall be subjected to 96 hours at 25±10℃. Input rated voltage
Resonant frequency, 1/2 duty Square wave.
2 High Temperature Test
The part shall be capable of with standing a storage temperature of +80℃for 96 hours.
3 Low Temperature Test
The part shall be capable of with standing a storage temperature of -30℃for 96 hours.
4 Humidity Test
Temperature:+40℃±3℃ Relative Humidity:90%~95% Duration: 48 hours
and expose to room temperature for 6 hours
5 Temperature Shock Test
Temperature:70℃/1hour→ 25℃/3hours→-30℃/1hour→ 25℃/3hours (1cycle)
Total cycle: 10 cycles
6 Drop Test
Standard Packaging From 120mm(Drop on hard wood or board of 5cm thick,
three sides, six plain.)
7 Vibration Test
Vibration:1000cycles /min. Amplitude:1.5mm, Duration: 1 hour in each 3 axes
Piezo Buzzer Application
A Piezo buzzer or beeper is an audio signalling device, which may be mechanical, electromechanical, or Piezo. Typical uses of buzzers and beepers include alarm devices, timers and confirmation of user input such as a mouse click or keystroke.
Piezo Buzzer Family Models
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1.What's your MOQ?
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MOQ depends on different series of products, pls contact with us.
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2.Do you support OEM and ODM services?
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Yes, we can customize products according to the drawing.
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3.How about freight fee?
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We cooperate with different express companies, enjoy the lowest discount.
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4.Do you support after sales service?
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The professional after-sales service team will solve all problems for you.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.