Eathtek Replacement TEC1-12715 40mm40mm Thermoelectric Cooler Peltier 12V 136.8Wmax Ceramics thermoelectric Cooler semiconductor module TEC1-12715 Can be used in refrigerator,Portable cooling car box,Liquid Cooling,Temperature stabilizer etc. Should be used with a heat sink Max cooling power: 136.8W Umax (V): 15.4V , Imax (A): 15