Thermostats & HVAC Controls

This temperature/humidity sensor connects to your PC's USB port, delivering accurate temperature and humidity data. The included software stores all readings to an Access database and can be set up to email you if your designated alarm point is reached. More info...

Part # 15250

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$159.95

25 customer ratings 25 Customers rated this product 4.5 Stars

Fully loaded Wireless Pro Weather Center with all the features needed to accurately track outdoor, as well as indoor, conditions. More info...

Part # 19407

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Sale $154.92 $229.95

Easy temperature control for hot weather applications. No need for fancy computer based systems or expensive timers. These little plugs turn your lights or appliances ON and OFF based on the ambient temperature. More info...

Part # 7144

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Sale $11.97 $18.99

38 customer ratings 38 Customers rated this product 3.5 Stars

Automatically adjusts window coverings to the changing sunlight to provide energy savings throughout the day. Compact design blends easily with interior decor. More info...

Part # 31844

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Sale $237.43 $287.00

An attractive slimline mechanical temperature sensor. Closes two sets of contacts when temperatures between 30F and 100F are reached. More info...

Part # 7151

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Sale $40.63 $49.99

6 customer ratings 6 Customers rated this product 3 Stars

Accurate, reliable measurement of temperature and humidity from one sensor. Compact device requires no additional power and communicates via Cat5 cable. More info...

Part # 71254

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Sale $276.46 $282.00

Accurate, reliable measurement of temperature and humidity from one sensor. Compact device requires no additional power and communicates via Cat5 cable. More info...

Part # 71253

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Sale $236.98 $242.00

Use this sensor/controller in conjunction with an INSTEON I/O Linc to activate INSTEON devices based a user defined temperature setting. Sensor can be submerged in water up to 5 feet. More info...

Part # 71946

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Sale $120.00 $129.00

1 customer rating 1 Customer rated this product 5 Stars

Automatically adjusts window coverings to the changing sunlight or temperature to provide energy savings throughout the day. Compact design blends easily with interior decor. More info...

Part # 31845

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Sale $274.99 $330.00

Suitable for all water timer systems, this rain sensor avoids unnecessary wasting of water by turning the sprinklers off when it is raining. More info...

Part # 3107RS

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Sale $26.46 $30.99

6 customer ratings 6 Customers rated this product 4.5 Stars

This Atomic Digital Clock has easy to read 4 inch time display digits and automatically sets its time and date with the atomic clock in Ft. Collins, Colorado. More info...

Part # 19410

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Sale $75.16 $109.95

The TempAlert^® provides reliable and economical temperature protection for residential or commercial security systems - ideal for computer rooms, residential/vacation homes, greenhouses, animal buildings or unattended buildings. More info...

Part # 71796

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Sale $42.97 $60.00

5 customer ratings 5 Customers rated this product 5 Stars