Buy at Smarthome - Sensors - Occupancy & Motion Sensors

The Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter is a great addition to your Optex Wireless 2000 and 1000 Annunciator systems, broadcasting signals up to 2,000 feet to your Optex receivers. More info...

Part # 7136ST

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Sale $63.86 $90.00

11 customer ratings 11 Customers rated this product 5 Stars

Eight (8) photoelectric beams can be used over a span of up to 50 feet indoors or 25 feet outdoors. The sensors are perfect for installation where space is limited to monitor any possible entry point to your property. More info...

Part # 77405

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Sale $125.97 $159.99

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

The Dakota Alert MURS Alert Transmitter & M538-HT Handheld Transceiver Kit is ideal for people that are out and about, such as security guards, sales staff, and outdoorsmen. More info...

Part # 73160

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Sale $159.96 $249.99

The Leviton Single Pole/3-Way Decora Passive Infrared Wall Switch uses passive infrared (PIR) detection technology to monitor a room for occupancy through a segmented Fresnel lens. More info...

Part # 86523WH

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Sale $27.30 $43.32

This 360 degree Ultrasonic ceiling mount occupancy sensor is perfect for switching off a load when no one is in the room. It does require the use of at least one Power Pack which can be connected to a maximum of 4 sensors. More info...

Part # 42386

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Sale $223.46 $230.00

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

Part # 79223

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Sale $199.97 $280.00

Six (6) photoelectric beams can be used over a span of up to 50 feet indoors or 25 feet outdoors. The sensors are perfect for installation where space is limited to monitor any possible entry point to your property. More info...

Part # 77399

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Sale $86.60 $129.99

1 customer rating 1 Customer rated this product 4 Stars

Monitor the perimeter of your home or business property with this weatherproof motion detector. It uses four infrared (IR) beams to create a barrier up to 660 feet long in an outdoor environment. More info...

Part # 77404

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Sale $322.97 $341.99

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 $145.97 $216.30

Monitor the perimeter of your home or business property with this weatherproof motion detector. It uses two infrared (IR) beams to create a barrier up to 390 feet long in an outdoor environment. More info...

Part # 77400

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Sale $154.97 $173.99

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