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 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

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

This sensor can be used with virtually any security, monitoring, or home automation system that accepts a dry contact closure as a signal. More info...

Part # 7154

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Sale $48.25 $59.99

3 customer ratings 3 Customers rated this product 3.5 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 # 70385

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Sale $106.67 $330.00

1 customer rating 1 Customer rated this product 1 Star

Intelligent, accurate PIR detector automatically adjusts sensitivity based on ambient environment. Features "Creep Zone" sensor for detection below and around the unit. More info...

Part # 76448

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Sale $661.47 $1,089.00

Combining integrated PIR and microwave technologies with 360 degree coverage, this dual-tech sensor provides exceptional detection performance, even in harsh residential and commercial environments. More info...

Part # 74097

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Sale $31.97 $33.57

1 customer rating 1 Customer rated this product 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 # 70384

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Sale $69.02 $196.70

Protect your home by enhancing your security system with these magnetic contact sensors for normally open applications. More info...

Part # 7040-10

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Sale $25.99 $59.90

5 customer ratings 5 Customers rated this product 4 Stars

The eDT-PIR/EE934IC outdoor detector integrates Passive Infrared, Microwave, and Artificial Intelligence technologies and is developed for applications in harsh residential and commercial environment. More info...

Part # 74095

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Sale $68.07 $80.71

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

This tamper switch can be used with any security system with normally closed circuits, and its small size makes it easy to hide and install. More info...

Part # 7041

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Sale $1.30 $1.99

7 customer ratings 7 Customers rated this product 5 Stars

Use this vibration sensor to let you know if someone is moving any object that's supposed to be stationary, like the painting in front of your safe, a door, or a gate. Has both NO and NC contacts, and an NC tamper switch. More info...

Part # 76515

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Sale $3.47 $4.00

1 customer rating 1 Customer rated this product 5 Stars