SMB6 Rectangular Mechanical Buzzer 6VDC 75dB 400Hz Alarm Panel DIY White

The SMB6 Rectangular Mechanical Buzzer is a compact 6V DC self-driven buzzer designed to provide reliable audible signalling for alarm systems, control panels, battery-powered equipment, automation systems, and OEM electronic products. Producing a clear 75dB sound output at 20cm, it is ideal for equipment status indication, warning alarms, and notification applications.

Operating from a 6V DC supply with a current consumption of 30mA, the SMB6 features an integrated drive mechanism that generates a 400Hz audible tone without requiring an external oscillator or driver circuit. This simplifies installation and makes it suitable for a wide variety of electronic and electrical systems.

The buzzer is housed in a durable white rectangular enclosure with 130mm lead wire connections, allowing easy installation in control boxes, portable devices, industrial equipment, and custom electronic assemblies. Its robust construction provides dependable performance and long operational life.

The SMB6 is an excellent choice for engineers, OEM manufacturers, hobbyists, and maintenance professionals seeking a reliable low-voltage audible indicator.

Features

Self-driven mechanical buzzer

Operates from a 6V DC supply

Loud 75dB sound output at 20cm

Integrated drive mechanism

400Hz audible tone

Low current consumption of 30mA

Durable rectangular housing

130mm lead wire termination

Long service life and reliable operation

Suitable for industrial, commercial, and DIY applications

Specifications

Part Number: SMB6

Product Type: Mechanical Buzzer

Drive Type: Self-Driven

Shape: Rectangular

Housing Colour: White

Rated Voltage: 6V DC

Voltage Type: DC

Current Consumption: 30mA

Sound Output: 75dB at 20cm

Frequency: 400Hz

Termination: 130mm Lead Wire

Applications

Alarm systems

Control panels

Battery-powered equipment

Security systems

Industrial automation

Electrical equipment

Warning and notification devices

OEM electronic products

Portable electronic devices

DIY and educational electronics projects

What's in the box
1 x SMB6 6VDC Rectangular Mechanical Buzzer 75dB Lead Wire 400Hz White