![Kidde Part # 21028757 - Kidde 10 Year Worry-Free Hardwired Smoke Detector With Intelligent Wire-Free Voice Interconnect - Smoke Detectors - Home Depot Pro Kidde Part # 21028757 - Kidde 10 Year Worry-Free Hardwired Smoke Detector With Intelligent Wire-Free Voice Interconnect - Smoke Detectors - Home Depot Pro](https://content.interlinebrands.com/product/Image/Detail/10288/3583568_usn.jpg)
Kidde Part # 21028757 - Kidde 10 Year Worry-Free Hardwired Smoke Detector With Intelligent Wire-Free Voice Interconnect - Smoke Detectors - Home Depot Pro
![I am connecting 3 interconnected smoke alarms the power is 14/2 what do i do with the red wire of the 14/3 I am connecting 3 interconnected smoke alarms the power is 14/2 what do i do with the red wire of the 14/3](https://ww2.justanswer.com/uploads/WireitUp/2012-07-01_212447_interconnected_smoke_detectors.jpg)
I am connecting 3 interconnected smoke alarms the power is 14/2 what do i do with the red wire of the 14/3
![electrical - Integrating hard-wired smoke detectors with fire sprinkler waterflow sensing - Home Improvement Stack Exchange electrical - Integrating hard-wired smoke detectors with fire sprinkler waterflow sensing - Home Improvement Stack Exchange](https://i.stack.imgur.com/Bedde.png)
electrical - Integrating hard-wired smoke detectors with fire sprinkler waterflow sensing - Home Improvement Stack Exchange
![Kidde Hardwired Smoke Detector with 9-Volt Battery Backup, Photoelectric Smoke Alarm, Battery Included - Amazon.com Kidde Hardwired Smoke Detector with 9-Volt Battery Backup, Photoelectric Smoke Alarm, Battery Included - Amazon.com](https://m.media-amazon.com/images/I/61A1UJDoxwL._AC_UF894,1000_QL80_.jpg)
Kidde Hardwired Smoke Detector with 9-Volt Battery Backup, Photoelectric Smoke Alarm, Battery Included - Amazon.com
![First Alert SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice Location, 2-Pack - Walmart.com First Alert SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice Location, 2-Pack - Walmart.com](https://i5.walmartimages.com/seo/First-Alert-SA511CN2-3ST-Interconnected-Wireless-Smoke-Alarm-with-Voice-Location-2-Pack_849f1134-879c-4b56-a92c-6aaaa6312b6c_1.87f45d453653469cb98e621681e83bd9.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)