- Wiring module that connects to "K" terminal on thermostat and separates into Y and G signals to equipment
- Can be used in conventional and heat pump systems
- Requiring one wire more than is available
- Wire Saver for THX9000 Series Thermostats
- Genuine Honeywell product
- Used with THX9000 Series Thermostats
- Color: Gray, Easy push wire terminals that provide a secure lock with no need to screw in wires.
- Can be used when 5 wires are needed and only 4 wires are available