Buy at Smarthome - Security - Security Sensors

Here is the most basic sensor of any alarm system. These contact switches are ideal for doors, windows, and sliding doors. These magnetic contact switches are for closed circuit systems. More info...

Part # 7113

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Sale $2.49 $2.99

168 customer ratings 168 Customers rated this product 5 Stars

Protect your home with contact sensors for doors and windows that are smaller and less noticeable than traditional sensors. More info...

Part # 7352

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Sale $2.79 $2.99

129 customer ratings 129 Customers rated this product 5 Stars

Completely hidden short round magnetic contact switches. Best used on new contruction when the wall are open. Makes running the cables to the alarm panel an easy job. More info...

Part # 7359

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Sale $2.99 $3.99

129 customer ratings 129 Customers rated this product 5 Stars

Here is the most basic sensor of any alarm system. These contact switches are ideal for doors, windows, and sliding doors. These magnetic contact switches are for open circuit systems. More info...

Part # 7040

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Sale $2.63 $5.99

92 customer ratings 92 Customers rated this product 4.5 Stars

Completely hidden long round magnetic contact switches. Best used on new contruction when the wall are open. Makes running the cables to the alarm panel an easy job. More info...

Part # 7358

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Sale $1.97 $3.99

66 customer ratings 66 Customers rated this product 4.5 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

With its 40' x 50' 120-degree wide angle capture area, this motion detector will keep an eye on your property when your security system is armed, and it won't be falsely triggered by direct sunlight. More info...

Part # 76402

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Sale $69.97 $104.99

3 customer ratings 3 Customers rated this product 5 Stars

PL-1 Outdoor PIR Detector Designed for outdoor low voltage and automatic control applications. Featuring a rugged construction, with integral swivel bracket, that enables aiming the detector at the desired direction. More info...

Part # 73989

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Sale $46.97 $74.72

2 customer ratings 2 Customers rated this product 2.5 Stars

Rugged aluminum housings with armored steel cable make this set of magnetic contacts durable and reliable for use in harsh conditions. For garage doors, roll up doors and other doors where it may be difficult to mount regular magnetic contacts. More info...

Part # 79248

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Sale $24.97 $41.63

This advanced passive infrared motion sensor is perfect for use at any indoor entry point. Design features reduce false alarms. More info...

Part # 86852

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Sale $17.44 $27.90

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

Use this weatherproof magnetic contact switch to protect your gates, garden shed, or other outdoor entry point needing protection. Battery-operated and wireless for easy installation. More info...

Part # 86851

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Sale $65.05 $109.95