:rolleyes:i have a g.e. furnace and heat pump my thermostat has gone bad model G.E 3aat80a1a I would like to no if I can replace it with model- g.e. 3aa783d9c1 w/Base 63680 I have photo of them. Barney

Rolleyes:i have a g.e. furnace and heat pump my thermostat has gone bad model G.E 3aat80a1a I would like to no if I can replace it with model- g.e. 3aa783d9c1 w/Base 63680 I have photo of them. Barney