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Active piezo buzzer with built-in oscillating circuit, DC direct drive
Rated Voltage: 12VDC; Operating Voltage: 3~16VDC
Rated Current: Max.10mA at 12VDC
Sound Pressure Level: Min.85dB at 10cm
Resonant Frequency: 4000±500Hz
Tone Output: Continuous steady beep
Housing: Black PBT, excellent mechanical strength and heat resistance
Potting design for better stability and moisture resistance
Operating & Storage Temperature: -40℃ ~ +90℃
Pin terminal with polarity identification for easy installation
Item | Specification | Test Condition |
|---|---|---|
Dimension | Φ13.8 × H7.5 mm | - |
Net Weight | Approx 1.2 g | - |
Rated Voltage | 12 VDC | - |
Operating Voltage | 3 ~ 16 VDC | - |
Rated Current | Max.10 mA | 12VDC |
Sound Output | Min.85 dB @10cm | 12VDC |
Resonant Frequency | 4000±500 Hz | - |
Tone | Continuous | - |
Operating Temperature | -40℃ ~ +90℃ | - |
Storage Temperature | -40℃ ~ +90℃ | - |
Pin Size | L1=4.0±0.5mm, L2=5.5±0.5mm, Φ=0.6±0.1mm | - |
Housing Material | Black PBT | - |
This active piezo buzzer is widely used for audible warning and indication:
1. Industrial control boards & instruments
2. Security alarm systems
3. Household electrical appliances
4. Battery powered devices
5. Outdoor monitoring & detection equipment
6. Medical and smart control modules
Samples available for acoustic and temperature reliability test
Custom options: laser marking, pin length, frequency adjustment
Datasheet, RoHS certificate and inspection report available on request
Q: Is this buzzer active or passive? A: It is active piezo buzzer with built-in oscillating circuit. It can work directly once connected to DC power supply.
Q: What are the advantages of the PBT housing? A: PBT material features high heat resistance, good rigidity and low deformation, suitable for applications with wide temperature fluctuation.
Q: Can it work under 5V or 15V power supply? A: Yes, the working voltage covers 3~16VDC, compatible with most common DC power supplies for electronic boards.
