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- Mon Sep 23, 2019 6:12 pm
- Forum: Help and Advice
- Topic: REplace HAI RC-80 Thermostat with Nest Gen3
- Replies: 1
- Views: 8128
Re: REplace HAI RC-80 Thermostat with Nest Gen3
The HAI RC-80 is a device that attaches to your home HAI system for control from your home alarm keypad and control board. those additional 4 wires go to the alarm panel for that integration. If you swap out the thermostat to a Nest or any other type of thermostat other than the one designed to be ...