Buy at Smarthome - Sensors - Alert Systems & Other Sensors

Receive an instant notification when your mail has arrived. A wireless sensor mounts transmits a signal to the plug-in receiver in your home to alert you when the mailbox door is opened. More info...

Part # 74661

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Sale $33.22 $49.99

277 customer ratings 277 Customers rated this product 4.5 Stars

Protect your property from environmental and other damage with this monitoring system that notifies you via email or text message when there's a problem. More info...

Part # 7008

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Sale $355.50 $395.99

11 customer ratings 11 Customers rated this product 4.5 Stars

Easy, reliable way to monitor doors and entrances in your home or business. Standalone system includes reflector, adapter, sensor and chime. More info...

Part # 70398

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Sale $59.31 $150.00

12 customer ratings 12 Customers rated this product 5 Stars

Since you won't always be around the moment a water heater leak begins, this valve protects your home, shutting off the water and emitting an audible alert when its sensor detects the presence of water. More info...

Part # 7115H2C

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Sale $120.95 $147.00

10 customer ratings 10 Customers rated this product 4.5 Stars

Protect yourselves from this odorless, colorless and potentially deadly gas with a CO alarm built to the same high standards of those that protect industrial plants and hospitals. More info...

Part # 79447

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Sale $60.92 $87.99

35 customer ratings 35 Customers rated this product 4.5 Stars

Increase safety around your pool area with this alarm module that sends a loud alert signal whenever a door or gate around the pool area is opened. Designed for pool areas with one entry point. More info...

Part # 32452

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Sale $38.96 $39.99

1 customer rating 1 Customer rated this product 5 Stars

This system not only detects leaks early, but it automatically shuts your water off in the event of a leak, alerting you with the control panel's alarm. More info...

Part # 7115IM2

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Sale $102.95 $138.00

13 customer ratings 13 Customers rated this product 4.5 Stars

Be assured that the garage door is down with a door-mounted sensor for accurate assessment of the garage door's status and an easy-to-read monitor that can be placed anywhere in your house. More info...

Part # 7168M

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Sale $18.52 $29.99

71 customer ratings 71 Customers rated this product 4.5 Stars

This automatic dialer calls 911 to let you talk to emergency medical personnel when you press the button on the included wireless pendant that you can wear around your neck. More info...

Part # 79921

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Sale $149.95 $199.99

7 customer ratings 7 Customers rated this product 4 Stars

This battery-powered burglar alarm system is set and disarmed with a user-programmable code. Its built-in PIR motion sensor triggers the 105dB alarm. More info...

Part # 79919

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Sale $21.11 $34.95

25 customer ratings 25 Customers rated this product 4 Stars

Extra loud 113dB alarm with extra features like a lamp flasher and Sonic Alert notifier receiver is the ultimate in alarm clocks. More info...

Part # 52366

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Sale $44.83 $54.95

4 customer ratings 4 Customers rated this product 2.5 Stars

This low profile device can provide valuable protection for your home or property by detecting the unauthorized opening of a door, sliding window or cabinet door and immediately sounding an alert. More info...

Part # 32450

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Sale $15.92 $19.99

1 customer rating 1 Customer rated this product 1 Star