Heat Pump Parts 1Material:Sb,Bi,Se,Te,Sn 2Hot side:90C,cold ... capacity 4 OEM service 21st Fast cooling, Multipurpose Heat Pump Parts Production SpecficationItem No. TEC1-04906 Item Size 25*25*4 ... refrigerators, cold water on aircraft ,portable changes in temperature cartons. ice hot water dispensers, rising damp plane.2.Missile Space Applications ...