Type: Communicating Display: Touchscreen Controls Outputs: Single-or two-stage RTU/heat pump with economizer Voltage: 24 VAC Color: White The Johnson Controls TEC3330-14-000 Thermostat is an advanced, reporting device for controlling rooftop units and heat pumps in HVAC systems. It allows exchanging signals with the HVAC equipment to control the desired temperature. https://www.partshnc.com/tec3330-14-000-johnson-controls-tstat-rtuhp-white-wlogo