Payment & Shipping Terms:
|Tone Nature:||Single/dual||Rated Voltage:||12V 24v|
waterproof piezo buzzer,
smd piezo buzzer
Lead wire 12V 24V Piezo / Piezoelectric Buzzer with Size D30xH25mm / Internal Drive With Circuit
We also can make uncommon product per customers requirements.
Payment and Shipping:
1, Lead time about 3~5 days.
2, Payment: T/T; Western union; Paypal .
3, Shipping: by DHL, Fedex, TNT, UPS, EMS ect
Tol:± 0.5 Unit:mm
Piezo Buzzer Reliability Test:
After any following tests the part shall meet specifications without any degradation in appearance and performance except SPL. SPL shall not deviate more than -5 dB from the initial value
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 +70℃ for 96 hours.
3. Low Temperature Test
The part shall be capable of with standing a storage temperature of -20℃ 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→-20℃/1hour→ 25℃/3hours (1cycle) Total cycle: 10 cycles
6. Drop Test
Standard Packaging From 1.2m(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
Contact: Angel Sun
Contact Person: Ms.Angel Sun