External Drive Electromagnetic Buzzer Waterproof Door Open Alarm For Timer

Brand Name:WS
Certification:SGS
Model Number:WS-9055
Minimum Order Quantity:100pcs
Delivery Time:3-5 work days
Payment Terms:T/T, Western Union,Paypal
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Location: Shenzhen Guangdong China
Address: 311EF, B Buliding, Zhengzhong Time Square, Longgang District, Shenzhen City, China.
Supplier`s last login times: within 41 hours
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Product Details

Magnetic / Electromagnetic Buzzer D9.0xH5.5mm external Drive Without Circuit


We also can make customizd products



Typical Specificatons:

TypeUnit9055CRA01B9055CRA03B9055CRA05B
Rated VoltageV1.53.55
Operating VoltageV1~32~44~6
Rated Current(max)mA806060
Sound Output at 10cmdB858585
Rated FrequencyHz2731
Coil ResistanceΩ5.5±125±140±4
Operating Temperature°c-20~+70
Storage Temperature°c-30~+80
Housing materialNORYL


Applications:
* Children's toys
* Alarm Medical equipments
* Telecommunication
* Security
* Household appliances
* Audio and Video Products
.


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 -10 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 +85℃ for 96 hours.


3. Low Temperature Test

The part shall be capable of with standing a storage temperature of ­-40℃ 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 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


Note:

As this product is not protected from foreign material entering, please make sure that any foreign materials (e.g. magnetic powder, washing solvent, flux, corrosive gas) do not enter this product in your production processes. The functional degradation (e.g. SPL down) may occur if foreign material enter it.


Drawing Apperance:




Contact Details:
Contact: Angel Sun
Tel: +86-13528847020
Email: Admin@winsunhk.cn
Skype: Angelsun618
Whatsapp: 13528847020
Wechat: 13528847020
QQ: 553695308

China External Drive Electromagnetic Buzzer Waterproof Door Open Alarm For Timer supplier

External Drive Electromagnetic Buzzer Waterproof Door Open Alarm For Timer

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