Buy at Smarthome - Sensors - Alert Systems & Other Sensors

Never come home to a flooded house again with a safety system that shuts off water to your washing machine - before the real damage starts. Use extra sensors for added water detection protection. More info...

Part # 7115X

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Sale $12.99 $16.99

16 customer ratings 16 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 $23.53 $29.99

40 customer ratings 40 Customers rated this product 4.5 Stars

This easy-to-set-up magnetic sensor works by sending a wireless signal to the Household Alert Receiver, which in turn notifies you immediately of the door or window breach with both audio and visual indicators. More info...

Part # 7311DS

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Sale $17.49 $24.99

40 customer ratings 40 Customers rated this product 4 Stars

This sensor is designed to detect motion inside or outside of your home, sending a wireless signal to the Household Alert Receiver. More info...

Part # 7311MS

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Sale $20.44 $30.99

53 customer ratings 53 Customers rated this product 3.5 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 $22.85 $35.99

16 customer ratings 16 Customers rated this product 4.5 Stars

This easy-to-install window security system alerts you instantly with a loud, 95dB alarm if windows are bumped or broken. More info...

Part # 79918W

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Sale $11.88 $19.99

13 customer ratings 13 Customers rated this product 4 Stars

This Air Filter Alarm will let you know when it is time to change the filter on your air conditioning or heating system by alerting you with a pleasant tone. More info...

Part # 301FT

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$14.99

2 customer ratings 2 Customers rated this product 3 Stars

Mount this battery-powered doorbell at your front door, and when a visitor presses it, it transmits wirelessly up to 100 feet to the battery-powered chime, which can be mounted anywhere in your home. More info...

Part # 2041B

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$23.99

5 customer ratings 5 Customers rated this product 4.5 Stars

If you use the Water Heater Auto-Shutoff Valve to turn off the water supply to your water heater immediately upon a leak, you can enjoy additional ease of placement with the system's sensor by connecting it to this extension cable. More info...

Part # 7115XC

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$14.99

4 customer ratings 4 Customers rated this product 3 Stars

This magnetic door alarm emits a 95dB alarm when the door is opened, sounding the alarm for 45 seconds before resetting automatically. More info...

Part # 79918

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Sale $9.64 $19.99

10 customer ratings 10 Customers rated this product 4.5 Stars

This sensor is designed to detect water overflow, water leakage, or rising water, sending a wireless signal to the Household Alert Receiver. More info...

Part # 7311WA

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Sale $17.49 $26.99

16 customer ratings 16 Customers rated this product 4.5 Stars

If you use the Plug-In Wireless Chime or the Battery-Operated Wireless Chime to receive audible notification when a visitor arrives at your doorstep, you can expand this wireless doorbell system by mounting an extra transmitter at another entry to your ho More info...

Part # 2043

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$10.99

7 customer ratings 7 Customers rated this product 3.5 Stars