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Dedicated to global electroacoustic technology.
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Piezoelectric ceramic buzzer, driven by piezoelectric effect, low power consumption
Pin through-hole mounting design, convenient for PCB soldering
Compact round size: Φ14 * 7.0mm, save PCB space
Housing material: Black PBT, high strength & heat resistance
Built-in black PCB, stable internal structure
Electrical parameter: 5Vp-p, resonant frequency 4000Hz
Two pins with clear polarity marking to prevent reverse soldering
Clear and sharp beep alert tone
RoHS compliant for global electronics export
Factory direct supply with competitive wholesale price
Samples available for prototype acoustic testing, customization acceptable for mass orders
Item | Parameter |
|---|---|
Model | BP1470-40 |
Buzzer Type | Piezoelectric Ceramic Buzzer |
Mounting Type | Pin Through Hole |
Overall Size | Φ14 * 7.0 mm |
Housing Material | Black PBT |
Internal Board | Black PCB |
Pin Spec | 2 pins, Φ0.7mm |
Rated Voltage | 5Vp-p |
Resonant Frequency | 4000Hz |
Tolerance | ±0.5mm unless specified |
Compliance | RoHS |
This round piezo buzzer uses durable black PBT housing. The engineering drawing shows complete outline dimension, pin position and internal black PCB layout. Two straight pins are reserved for through-hole soldering. The compact 14mm diameter is ideal for medium-sized PCB projects. Polarity marks help engineers avoid wiring mistakes during SMT or manual soldering.
Our pin-type piezoelectric buzzers are widely used for audio reminder and warning signals:
Household electrical appliances
Portable medical reminder instruments
Smart home control modules
Handheld testing & measuring equipment
Security alarm systems
IoT electronic devices
Consumer electronics prompt modules
Q1: Is this piezo buzzer active or passive? BP1470-40 is passive piezoelectric buzzer, it needs external square wave signal to produce sound.
Q2: What is the advantage of piezo buzzer over magnetic buzzer? Piezo buzzer consumes much less current, smaller power loss, suitable for battery-powered devices.
Q3: What material is the housing? Black PBT plastic, good heat resistance and mechanical stability.
Q4: Can I get samples to test sound performance? Yes, we support sample supply for your prototype verification.
Q5: Can we customize frequency, pin length or wire for bulk orders? Custom specifications are available when quantity meets MOQ.
Q6: Is this buzzer RoHS compliant? Yes, it meets RoHS requirements for exporting electronic products worldwide.
