Transform your old 2 wire thermostat into 7 wire
Designed for the USA.
Main Feature
- Hardwired from 2 to 7 wire
- R, C, G, Y1, Y2, W1, W2, O/B
- Reduce costs and time
- Run up to 260ft of 2 wire instead of 7
Replace your old 2 wire thermostat with a new 7 wire WiFi thermostat
