Buy at Smarthome - Sensors - Security System Sensors

The K9-85 MCW is a PowerCode wireless digital PIR detector that will allow you to secure your home while still allowing pets to move freely anywhere in the house. More info...

Part # 73946

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Sale $86.96 $109.99

17 customer ratings 17 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 # 73953

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Sale $26.31 $49.99

31 customer ratings 31 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

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 $12.44 $14.99

95 customer ratings 95 Customers rated this product 4.5 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

The TOWER-40 MCW is a best-of-breed intrusion detector that offers unparalleled detection sensitivity and higher immunity to false alarms than almost any other wireless detector on the market. More info...

Part # 73979

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$79.96

3 customer ratings 3 Customers rated this product 5 Stars

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 $125.97 $159.99

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

With each of its eight PIR sensors acting as a Quad detector, the TOWER-20AM-MCW provides the ultimate in prevention against false alarms caused by outdoor interferences, such as rain, snow, lightning storms, swaying bushes, and free-roaming animals, while still providing reliable detection of real threats. More info...

Part # 73978

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Sale $253.96 $299.99

1 customer rating 1 Customer rated this product 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