Active Buzzer – Self-Driven Beep

Active Buzzer – Self-Driven Beep

9.00 QAR

In stock

The Beeping Active Buzzer SFM-27 is a compact electronic component that produces an automatic beeping sound when connected to a DC power source. It is commonly used in alarm systems, timers, and electronic warning indica

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The Beeping Active Buzzer SFM-27 is a compact electronic component that produces an automatic beeping sound when connected to a DC power source. It is commonly used in alarm systems, timers, and electronic warning indicators. Its built-in sound circuit makes it easy to use without any external driver or signal. It can be easily used with Arduino, Raspberry Pi, ESP32, and other development boards for simple and effective audio alerts.

Specifications

Model: SFM-27

Type: Active Buzzer (Auto-Sound / Beeping)

Operating Voltage: 3V to 24V DC

Sound Type: Intermittent Beep (Beeping)

Sound Level: ? 85 dB at 10 cm

Current Consumption: ? 30 mA

Frequency: Around 3 kHz

Dimensions: Approx. 30 mm diameter × 15 mm height

Lead Length: Approx. 10 cm

Operating Temperature: –20°C to +60°C

Mounting: Flanged with screw holes

Key Features

  • Sound sensing – Reacts to sound / noise level
  • Adjustable sensitivity on most modules – Tune the trigger level
  • Easy interface – Analog/digital output

Package Includes

  • 1 x Beeping Active Buzzer (Auto-Sound)
Product CodeAMP-6834
CategoryAlarms & Speakers

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