A collective and restrictive inhalant and radiating device for appliances includes a heat inhaler in a CPU of a computer or other electric appliances, a first heat radiation block connected to the heat inhaler by a pair of first thermic pipes, a second heat radiation block engaged with the left side of the first heat radiation block having a TE modules on left side and an inlaid concave in underside engaged on a horizontal portion of a U-shaped condensation inhaler, a third heat radiation block connected to a fourth heat radiation block by a pair of second thermic pipe and disposed in the condensation inhaler and engaged with a heating surface of the TE modules. Each of the heat radiation blocks has an electric fan on the top or on a lateral side for blowing in or exhausting out the hot air from the blocks.