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Motion Sensor Lights: Everything you need to know

Updated: May 9

MCST energy saving specialist cost efficiency motion detection sensors electrical tariff commercial building residential condominium condominiums save efficient solution solutioning innovation new technology Ever wished your lights are smart enough to know exactly when you needed them? Motion sensor lights can make that wish a reality for you, offering convenience, security, and substantial energy savings. Here's everything you need to know about motion sensor LED lighting to make an informed decision:


1. What are Motion Sensor Lights and How Do They Work?


Motion sensor lighting has a built-in sensor to detect movement within its designated range. When the sensor detects activity, it automatically activated, and then turns it off after a preset time if no further movement is detected.

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The sensor itself typically uses one of two main technologies:

  • Passive Infrared (PIR): This is the traditional and most common type of sensor. It is activated when it detects changes in infrared radiation, which living beings naturally emit. When all the beams sense the same temperature again, the lights will be deactivated into dim mode or switch off entirely.

  • Microwave: As the latest technology, microwave sensors uses microwave signals. It measures the time taken for these microwave signals to be reflected back to the sensor in order to calculate the distances from all the stationary objects in the detection zone. When a person moves into the detection zone and causes a disruption in the microwave beam, this changes the echo time and activates the light.

Here's a comparison table that we have done for you to have an overview of their pros and cons:

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2. What are the Applications for Motion Sensor Lights?

Motion sensor lights offer a variety of indoors and outdoor applications:

  • Indoors: Lift Lobbies, Corridors, Walkways, Carparks, and staircases: Provide illumination for safe navigation in frequently used areas, especially at night.

  • Outdoor: Walk ways, Backyards, Garden, Landscape, Security Guard Post, Driveways

3. How Do Motion Sensor Lights Save Energy?

By automatically dimming or turning off based on movement detected, motion sensor lights significantly reduce energy consumption compared to traditional lights left on continuously. This translates to:

  • Lower electricity bills: You only pay for the light you actually use.

  • Reduced environmental impact: Lower energy use = lower greenhouse gas emissions.

  • Longer lifespan: Frequent on/off cycles put less stress on bulbs, potentially extending their lifespan.


Overall, investing in motion sensor lights can bring numerous benefits, from convenience and security to significant energy savings. We hope that with the knowledge gained from this blog post, you're well-equipped to choose the right type of motion sensor light to illuminate your life, both literally and figuratively.


Still unsure of what type of motion sensor lighting best suits your needs?


Brite has an extensive flagship series of motion sensor LED Lighting powered by the newest microwave sensor to help bring about convenience and significant energy savings! With an extensive track record and years of experience, our team of energy saving specialist are here to help. Contact us at +65 6753 9553 or enquiry@led-lighting.com.sg to find out more!



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