Buy at Smarthome - Sensors - Environmental Sensors

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 $66.53 $87.99

17 customer ratings 17 Customers rated this product 4.5 Stars

Get advance notice of potentially hazardous water leaks with a system that alerts you when leaking water is detected. More info...

Part # 7161

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$19.99

12 customer ratings 12 Customers rated this product 4.5 Stars

Get advance notice of potentially hazardous water leaks with a system that alerts you when leaking water is detected. More info...

Part # 7160

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Sale $50.97 $69.99

18 customer ratings 18 Customers rated this product 4 Stars

A sensor monitors the buildup of liquid (rain/water) outside your home and triggers I/O Linc to turn on INSTEON controlled devices, when buildup occurs or even to turn off sprinklers to conserve water when it rains. More info...

Part # 24950A3

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Sale $74.69 $82.99

Save your property and equipment from costly damage by being warned in time. More info...

Part # 7020

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$19.99

16 customer ratings 16 Customers rated this product 4.5 Stars

Protect your home from potential disaster from leaking water with this 90 decibel water siren from Protected Home. This battery-operated water siren with leak sensor will alert you audibly and/or can be connected to your existing alarm system. More info...

Part # 7002A

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Sale $39.00 $45.00

5 customer ratings 5 Customers rated this product 4.5 Stars

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

Use this wireless sensor with a compatible thermostat to report indoor or outdoor temperature in a space that is different from where a compatible thermostat is located. More info...

Part # 30408

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Sale $48.71 $54.99

3 customer ratings 3 Customers rated this product 3.5 Stars

If you use the 7-Day Programmable Digital Thermostat, add this tiny module to display the relative humidity level as measured at the thermostat. This device can also control a compatible humidifier (sold separately) or even aid in dehumidifying your home. More info...

Part # 30413A

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$34.99

6 customer ratings 6 Customers rated this product 5 Stars

Use this rugged mechanical temperature sensor to protect or control areas that may be subject to harsh conditions. More info...

Part # 7150

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$59.99

4 customer ratings 4 Customers rated this product 4.5 Stars

Use this wireless sensor receiver in conjunction with a wireless temperature sensor and a compatible thermostat to report indoor or outdoor temperature. More info...

Part # 30422

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Sale $48.94 $54.99

1 customer rating 1 Customer rated this product 5 Stars

This device operates as part of your INSTEON network to provide instant notification when outdoor temperatures fall below 39° F; helping you to prevent ice buildup and frozen pipes. More info...

Part # 24950A8

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Sale $62.09 $68.99