Shenzhen Winsun Technology Co., Ltd.
Shenzhen Winsun Technology Co., Ltd.
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Black Piezo / Piezoelectric Buzzer D14xH7.0mm external Drive Without Circuit Pin Type
| We also can make uncommon product per customers requirements.
Features:
* Audio and Video Products
|
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
Piezoelectric sounder 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 +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:60℃ /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 Details:
Contact: Angel Sun
Tel: +86-13528847020
Email: Admin@winsunhk.cn
Skype: Angelsun618
Whatsapp: 13528847020
Wechat: 13528847020
QQ: 553695308