43mm 100db 24v 12v waterproof buzzer for lifts

As Piezoelectric buzzer 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.

Dimensions   Unit: mm  

 *Housing Material: Black ABS

*Tolerance: ±0.5mm Except Specified

Piezoelectric 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 -10 dB from the initial value.

Piezoelectric Buzzer Electrical And Acoustical Measuring Condition

Recommended Setting

1. Piezoelectric buzzer 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:70℃/1hour→ 25℃/3hours→-30℃/1hour→ 25℃/3hours (1cycle) Total cycle: 10 cycles

6.  Drop Test

Standard Packaging From 120mm(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

A Piezoelectric buzzer or beeper is an audio signalling device, which may be mechanical, electromechanical, or piezoelectric. Typical uses of buzzers and beepers include alarm devices, timers and confirmation of user input such as a mouse click or keystroke.

There are so many products in FHD, such as Mylar speaker, Piezoelectric Buzzer, Receiver, Microphone, Alarms and so on. FHD products have been used abroad in many famous electronic factories.
 

Our company has been specializing in micro acoustic products since 1997. Our company has been producing cutting-edge acoustic components for 18 years. We have focused on the research and development of our products. Our main products are:Electromagnetic and piezoelectric Transducers/Buzzers.  

FHD defines an OEM (Original Equipment Manufacturer) as an entity or organization that integrates a customized or embedded Canbo product in its own unique solution for sale to its customers. The proof of this concept is that the FHD product must be significantly transformed. The OEM Partner primarily uses its own company logo and brand name on its solution and it markets, sells and provides technical and warranty support directly to its customers. Our main product is piezoelectric buzzer.

Our company has been specializing in micro acoustic products since 1997. Our company has been producing  piezoelectric  buzzer for 18 years. We have focused on the research and development of our products. It has worldwide customers from USA, Germany, Korea, Netherlands and some other countries. Satisfying the customer consistently with the most suitable products, FHD products have been used abroad in many famous electronic factories.

We employ over 200 people in our factory and 15 full time engineers in our R&D division. None of them are new comers to the field, and some of them have 18 years or more of experience in acoustic technology.

We already have a factory of 2,000 square meters with our facilities for production, so our monthly production capacity reaches 2,000,000 finished pieces. Most products of what we produced in 2005 were exported to markets in Europe and the United States.

Piezoelectric  Buzzer Payment terms:  T/T, L/C, Paypal, Western union all support

Piezoelectric  Buzzer  Delivery time:  Sample order 3 working days, Container order 10 working days.

Piezoelectric  Buzzer Minimum order quantity :  1 PC

Guarantee period:  12 months

OEM service:   Support (Print logo on carton for free) 

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