Buy at Smarthome - Security - Security Sensors

Infrared photo sensor can detect people or objects breaking its beam of invisible light and alert you. Use on your driveway to advise of an approaching car, or to let you know someone's coming in the side gate. More info...

Part # 72101R

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Sale $45.99 $119.95

1 customer rating 1 Customer rated this product 5 Stars

With this outdoor infrared beam detector you can provide extra security to your home by creating a fence you can not see up to 70 ft. long outdoors (165 ft. indoors). More info...

Part # 7460

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Sale $66.27 $124.99

11 customer ratings 11 Customers rated this product 4 Stars

Ensure the safety of your property by adding this perimeter-style photobeam sensor to your security system. The sensor has a built-in laser beam alignment system that speeds accurate, reliable positioning. More info...

Part # 70385

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Sale $106.67 $330.00

1 customer rating 1 Customer rated this product 1 Star

The Aleph America Photoelectric Dual Beam Detector is designed for a wide variety of outdoor and indoor residential, commercial and industrial applications up to 350 feet outdoors and 700 feet indoors. More info...

Part # 79223

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Sale $199.97 $280.00

Ensure the safety of your property by adding this perimeter-style photobeam sensor to your security system. The sensor has a built-in laser beam alignment system that speeds accurate, reliable positioning. More info...

Part # 70384

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Sale $69.02 $196.70

This pair of dual-beam motion detectors can also provide a deterrent with the system's built-in audible alarm indicator, which sounds before break-in occurs. More info...

Part # 74601

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Sale $113.25 $174.99

2 customer ratings 2 Customers rated this product 1.5 Stars

Ensure the safety of your property by adding this perimeter-style photobeam sensor to your security system. The sensor has a built-in laser beam alignment system that speeds accurate, reliable positioning. More info...

Part # 70386

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Sale $81.58 $263.40

Fully adjustable photoelectric detector is easy to install and protects against false alarms. Weather-resistant housing also protects against bugs and dirt. More info...

Part # 76411

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Sale $142.17 $216.30

Reliable, user friendly detector rated for operation in harsh climate conditions. IP65 rating means that this unit prevents rain, dust, and insects from infitrating the casing and preventing proper functioning. More info...

Part # 76414

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Sale $142.17 $216.30

Fully adjustable photoelectric detector is easy to install and protects against false alarms. Weather-resistant housing also protects against bugs and dirt. More info...

Part # 76409

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Sale $116.87 $179.10

The Aleph America Photoelectric Dual Beam Detector is designed for a wide variety of outdoor and indoor residential, commercial and industrial applications up to 70 feet outdoors and 140 feet indoors. More info...

Part # 79212

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Sale $80.97 $115.00

The Aleph America Photoelectric Dual Beam Detector is designed for a wide variety of outdoor and indoor residential, commercial and industrial applications up to 330 feet outdoors and 660 feet indoors. More info...

Part # 79224

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Sale $80.85 $110.40