UT-SWM Io Hvac Universal Thermostat Smart Wire

Universal Thermostat Smart Wire Module is a 2 TO 5 adaptor which allows you to add up to 5 additional outputs over a single pair of wires. reduces installation cost by not having to pull additional wire. Supports both heat pumps and conv. systems, Compatible with virtually all major thermostat brands. Includes compact sender module and relay receiver module.