Buy at Smarthome - Sensors - Security System Sensors

This recessed-switch is unlike conventional surface-mount magnetic contact switches, it fits in the edge of a door or window jamb. Monitor when doors, windows and entry points open or close. More info...

Part # 77413

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Sale $2.98 $2.99

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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 495 feet long in an outdoor environment. More info...

Part # 77403

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$321.99

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 165 feet long in an outdoor environment. More info...

Part # 77401

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$271.99

10 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 # 77406

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$219.99

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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$129.99

The Enforcer SM-207-5L is a set of normally closed magnetic contacts with a short 3/4" switch. More info...

Part # 77448W

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Sale $2.19 $3.40

The Enforcer SM-207-5L is a set of normally closed magnetic contacts with a short 3/4" switch. More info...

Part # 77448BR

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Sale $2.49 $3.40

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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$173.99

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 330 feet long in an outdoor environment. More info...

Part # 77402

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$298.99

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 $143.99 $159.99

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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$341.99

Four (4) 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 # 77424

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$104.99