Buy at Smarthome - Sensors - Security System Sensors

This is a fully supervised PowerCode magnetic contact transmitter, designed for protecting doors and windows using a built-in magnetic contact that operates in conjunction with a magnet to detect the opening and closure of a door or window. More info...

Part # 73953

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Sale $26.31 $49.99

31 customer ratings 31 Customers rated this product 4.5 Stars

This is a fully supervised PowerCode magnetic contact transmitter, designed for protecting doors and windows using a built-in magnetic contact that operates in conjunction with a magnet to detect the opening and closure of a door or window. More info...

Part # 73932

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Sale $24.97 $38.00

6 customer ratings 6 Customers rated this product 4.5 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 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

Protect your family and home from potentially catastrophic fires with the ultimate fire protection system! More info...

Part # 7309

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Sale $58.95 $89.99

7 customer ratings 7 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

For garage doors, roll up doors and other doors where it may be difficult to mount regular magnetic contacts. More info...

Part # 7455

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Sale $11.29 $14.99

95 customer ratings 95 Customers rated this product 4.5 Stars

Achieving superior smoke detection sensitivity levels, the MCT-425 provides early warning of developing fire. When smoke is detected, the MCT-425 issues both sound and transmitted alarms. More info...

Part # 73954

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Sale $56.87 $99.99

17 customer ratings 17 Customers rated this product 4.5 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

See when your phone or doorbell rings with this detector that interfaces with your home control system. More info...

Part # 1221

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$45.64

7 customer ratings 7 Customers rated this product 4 Stars

Visonic Spy detectors offer an unbeatable combination of very high performance together with exceptional inconspicuous installation. They are conveniently integrated into a wide range of security and control applications, including CCTV, and access control systems. These virtually unnoticeable are easily installed by flush-mounting them into a ceiling or a wall. More info...

Part # 73969

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Sale $46.61 $74.58

This pet-immune motion sensor connects to your security system and automatically rejects single or multiple pets weighing up to 60 pounds. More info...

Part # 7498E

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Sale $15.55 $29.99

8 customer ratings 8 Customers rated this product 4 Stars