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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

The Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter is a great addition to your Optex Wireless 2000 and 1000 Annunciator systems, broadcasting signals up to 2,000 feet to your Optex receivers. More info...

Part # 7136ST

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Sale $65.06 $90.00

13 customer ratings 13 Customers rated this product 5 Stars

Use the Optex RCTD-20U Wireless 2000 Annunciator to be alerted when the perimeter of your home or business is breached with an audible alarm or as a trigger for other devices, such as lights, sirens, cameras, and more. More info...

Part # 7136AS

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Sale $130.12 $165.00

24 customer ratings 24 Customers rated this product 4.5 Stars

Feel secure in your home by knowing when movement is detected or deter and scare off would-be intruders by installing the Skylink HA434RTL Wireless Motion Alert Kit. More info...

Part # 73109A

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Sale $27.10 $51.59

14 customer ratings 14 Customers rated this product 4.5 Stars

Don't be startled by visitors. This wireless driveway alert system installs easily with no underground wiring, has sensitivity adjustment up to 30', and can transmit up to 300'. More info...

Part # 89335

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Sale $69.99 $89.99

The Minotaur Engineering INSTEON Precision Freeze Detector provides a way to sense inordinately low temperatures, and turns devices off to prevent damage or on to protect important systems. More info...

Part # 71943

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$44.00

1 customer rating 1 Customer rated this product 5 Stars

The Optex RC-20U Wireless Chime is a great addition to your Optex Wireless 2000 and 1000 Annunciator systems, alerting you of perimeter breaches with one of three different tones from up to nine transmitters. More info...

Part # 7136CR

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Sale $69.97 $101.99

3 customer ratings 3 Customers rated this product 5 Stars

Extend the length of your Floodstop transformer wire for added convenience. The standard Floodstop transformer wire is 5ft long, so this cable will allow you to extend the length from 5ft - 14ft. More info...

Part # 7115XT

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Sale $12.30 $14.99

5 customer ratings 5 Customers rated this product 4.5 Stars

The Heath/Zenith SL-6140 Wireless Battery-Operated Door Chime Kit includes a battery operated receiver and one battery operated push button with up to 100-Feet transmission range. More info...

Part # 25051

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Sale $9.73 $13.95

2 customer ratings 2 Customers rated this product 4.5 Stars

The Heath/Zenith SL-6196 Additional Plug-In Wireless Chime is a great addition to your existing system. The additional plug-in receiver works with all Heath/Zenith wireless chimes or push buttons. More info...

Part # 25044

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Sale $15.99 $19.95

3 customer ratings 3 Customers rated this product 4 Stars

With a solid birch wood cover and walnut finish accents, the Heath/Zenith SL-6510 Wireless Door Chime with Modern Accents offers genuine bell sound and a wireless design for easy installation. If you need a doorbell but are a little nervous about doing your own wiring, then wireless is the way to go. More info...

Part # 25038

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Sale $69.94 $99.95

1 customer rating 1 Customer rated this product 4 Stars

This sensor works with a Powerflash interface to provide a way to sense inordinately high temperatures or the early failure of a residential refrigerator. More info...

Part # 71934

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Sale $39.99 $44.00

3 customer ratings 3 Customers rated this product 5 Stars