Honeywell T8775a1009 Round Non-Programmable Heat Only Digital Thermostat

The Honeywell Digital Round Thermostat with manual changeover and R Rc O B G Y W terminals provides single-stage temperature control for 24V gas or oil Heat Only systems. The Honeywell T8775A1009 includes a thermostat wall plate for wiring and mounting thermostat mounting screws wall anchors and a 4074 FAB resistor.