Sygonix SY-5045276 PIR Motion Detector with 120 dB Alarm and LED

With a piercing 120 dB alarm, the Sygonix SY-5045276 motion detector alerts you instantly to movement in indoor areas. Its passive infrared sensor detects motion up to 8 metres away across a 100° horizontal angle, making it suitable for hallways, entrances, or workshops.

Overview

This compact device combines three operating modes: Alarm, Chime, and Off. In Alarm mode, it emits a loud 120 dB siren when motion is detected. Chime mode gives a softer notification tone, ideal for retail or reception areas. The LED status indicator shows when motion is detected and battery status. Power comes from 3 AA batteries (not included) or via a Micro USB port (5V DC, adapter not included).

What stands out

• 120 dB alarm volume for clear alerts
• Passive infrared (PIR) sensor with 8 m range and 100° detection angle
• Three modes: Alarm, Chime, Off
• LED status indicator
• Flexible power: 3 AA batteries or Micro USB 5V DC
• Wall mount or freestanding placement
• White ABS housing for indoor use

Technical details

• Sensor type: Passive Infrared (PIR)
• Detection range: Up to 8 m
• Detection angle: 100° horizontal
• Alarm volume: 120 dB
• Operating modes: Alarm, Chime, Off
• Indicator: LED
• Power source: 3x AA batteries (not included) or Micro USB 5V DC (adapter not included)
• Mounting type: Wall mount, freestanding
• Operating temperature: -10 to +40 °C
• Housing material: ABS plastic
• Colour: White
• Intended use: Indoor
• Included accessories: Mounting material (screws, dowels)

Our verdict

A straightforward, loud motion alarm for indoor security. The dual power options and simple mode switch make it easy to set up and use.