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

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

Small, inconspicuous sensor monitors doors, windows, or anything that opens and closes. Long battery life, easy to install. More info...

Part # 79457WH

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Sale $40.65 $71.94

4 customer ratings 4 Customers rated this product 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

This fully concealed, easy to install and configure window sensor is compatible with current GE wireless receivers. More info...

Part # 73173

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Sale $25.97 $28.57

Use the SecurityMan Wireless Door/Window Sensor to add extra security applications to your SecurityMan Air-Alarm system. More info...

Part # 76030

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Sale $12.81 $19.99

7 customer ratings 7 Customers rated this product 4 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

These NC Magnetic Contacts include pre-wired 15" leads, and can either be mounted with screws or the included foam tape. More info...

Part # 77447BR

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Sale $2.12 $3.40

10 customer ratings 10 Customers rated this product 5 Stars