Magnetic Buzzer

Your Professional Magnetic Buzzer Supplier

 

 

Changzhou L&C Electronics Co., Ltd is a professional company deal with acoustic components. Buzzers, receivers, transducers, alarm and sirn are our main products.Production Market: USA, GERMANY, KOREA.

 

 
 
why choose us
 
 
 

Rich Experience

Since our establishment in 2005, We have had OEM production experience for more than 16 years and been equipped with advanced SMT device and productions assembly line.

 
 

Accept ODM/OEM

We also welcome special O.E.M. parts and designs from our customers which is not covered in this web-site.

 
 

Our Certifications

We got the approval of ISO9001 quality system certificate and work on them strictly.

 
 

Our Service

At LC Electronics, you receive superior services, a wide and comprehensive range of products of selection, professional technical advice and overall value which exceed your expectations.

 

 

High Performance Electromagnetic Buzzer

 

Magnetic Buzzer - Overview

A magnetic buzzer, also known as an electromechanical buzzer, produces sound using an electromagnetic principle where a current-driven coil creates a magnetic field that vibrates a ferromagnetic disk, much like a loudspeaker. Unlike piezo buzzers, which use piezoelectric materials, magnetic buzzers require a higher current and are typically powered by a DC voltage to operate at their resonant frequency.

 

Product Specification
 

We offers the following product specifications:

No.

Item

Unit

Specification

Specification

Specification

1

Operating Voltage

VDC

2~5

3~7

8-15

2

Current Consumption

MA

Max.30

Max.30

Max.30

3

Sound Pressure Level

DB

Min.83

Min.87

Min.85

4

Operating Temperature

-20 ~ +70

5

Storage Temperature

-30 ~ +80

6

Dimension

Mm

D12 x H7.5

7

Weight

Gram

1

8

Material

 

PPO/Black

9

Rated Frequency

Hz

2300±300

10

Environmental protection rule

 

RoHS

11

Storage life

Month

6

 

Advantages of Magnetic Buzzer
 

Compact in size and easy to integrate: Adopting a patch design, it is small in size and thin in thickness, suitable for installation in miniaturized and high-density electronic devices such as smartphones, smartwatches, Bluetooth earphones, etc., which can save PCB board space.

 

Easy installation and high degree of automation: Batch welding can be carried out through SMT (Surface Mount Technology), which is compatible with automated production lines, improves production efficiency, and reduces labor costs.

 

Stable sound quality and good consistency: The structural design is relatively standardized, and the parameters are strictly controlled during the production process. Therefore, the consistency of the product's sound quality, frequency, and other performance is high, which can ensure the stable performance of batch products.

 

Strong anti-interference ability: Its structural design enables it to resist external electromagnetic interference to a certain extent, while generating less electromagnetic radiation, reducing the impact on surrounding electronic components.

 

Applications of Magnetic Buzzers

 
 

Consumer Electronics: Magnetic buzzers are commonly found in everyday consumer electronics such as alarm clocks, telephones, and home appliances. They are used to provide audible alerts or notifications to users, such as indicating the end of a cooking cycle or an incoming call.

 
 

Automotive Industry: Magnetic buzzers are widely used in automobiles for various purposes. They can be found in car alarms, reverse parking sensors, and vehicle warning systems. They help in alerting the driver or passengers of potential dangers or malfunctions, ensuring safety on the road.

 
 

Industrial Equipment: Magnetic buzzers are extensively used in industrial settings to provide audio signals for different purposes. They can be found in machinery and equipment to indicate various states, such as indicating the completion of a process, warning of a fault or error, or alerting workers of potential hazards.

 
 

Security Systems: Magnetic buzzers play a crucial role in security systems. They are used in burglar alarms, access control systems, and fire alarm systems to provide audible alerts in case of unauthorized entry, emergencies, or fire outbreaks. The loud and attention-grabbing sound helps in quickly notifying people of potential threats.

 
 

Medical Devices: Magnetic buzzers find applications in medical devices and equipment. They are used in patient monitoring systems, medical alarms, and healthcare devices to provide audible alerts for critical situations, such as abnormal vital signs or equipment malfunctions.

 

 

 

Structure of Magnetic Buzzer

Magnetic buzzers contain an electromagnetic element instead of a piezoelectric element. Within the buzzer is a coil of wire connected to the circuit, which produces the magnetic field. The buzzer also contains a flexible ferromagnetic disk. The whole thing is encased in a plastic casing.


Magnetic buzzers operate using electromagnetic principles. When power is applied, current runs through the coil of wire inside the buzzer, which produces a magnetic field. The flexible ferromagnetic disk is attracted to the coil when the magnetic field is activated, then returns to rest when the magnetic field is off. By oscillating the signal through the coil, the buzzer produces a fluctuating magnetic field, which vibrates the disk. This movement makes the buzzer sound.

Mini SMD Magnetic Buzzer

 

Package & Delivery

 

Package:

Standard export package or Custom

Delivery:

By air express, by sea

 

productcate-1-1

 

FAQ

 

Q: What is a magnetic buzzer?

A: Magnetic buzzers operate using electromagnetic principles. When power is applied, current runs through the coil of wire inside the buzzer, which produces a magnetic field. The flexible ferromagnetic disk is attracted to the coil when the magnetic field is activated, then returns to rest when the magnetic field is off.

Q: What material is used in buzzer?

A: In short, a piezo buzzer works by applying an alternating voltage to the piezoelectric ceramic material. The introduction of such an input signal causes the piezoceramic to vibrate rapidly, resulting in the generation of sound waves.

Q: What are the main components of a buzzer?

A: Electromagnetic buzzer is composed of oscillator, solenoid coil, magnet, vibration diaphragm, housing, etc. When the power supply is switched on, the audio signal current generated by the oscillator passes through the solenoid coil, which generates a magnetic field.2

Q: What is the size of the buzzer 5V?

A: Dimensions (not including pins): 12mm diameter, 9.7mm tall. Pins are 6mm long and 0.3" apart.

Q: Does the size of a piezo matter?

A: Piezo material generates a charge in response to pressure applied. All things being equal a greater area (diameter) will generate more charge.

Q: What's your best delivery time?

A: Within 15-30 days.

Q: What is the quality control of your product?

A: Follow strictly quality control measures for implementation,

Q: Will your company provide free sample?

A: It depends on which sort of item you want to get. Some can be provided free of charge, however, the client shall assume the shipping fees himself.

Q: Is OEM open to clients?

A: Yes, we can provide both OEM and ODM service.

Q: How can our company be your distribution partner?

A: We welcome you to be our distributor. For further details, please contact us.

Q: What is the payment of sample?

A: T/T and Alipay both acceptable.

Q: What is your packing?

A: Yes, our packaging is genuine original packaging. Of course, we can also provide neutral packaging or according to your requirements

Q: What is your sample policy?

A: If we have stock, we can provide samples, but the customer must pay the sample fee and express fee Question

Q: Have you tested all your goods before shipment?

A: Yes, we will conduct 100% test before delivery, and we will send detailed photos of parts for your approval Question .

We're well-known as one of the leading magnetic buzzer manufacturers and suppliers in China. We warmly welcome you to buy high quality magnetic buzzer at competitive price from our factory. Contact us for more details.

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