These TEC's were used in lunch coolers, a substantial heatsink was clamped to each side and air was forced across the fins for circulation and heat removal. A temperature sensor is attached to the peltier junction for protection. Here's the dope: Size is 40mm (1.58") x 40mm (1.58") x 3.3mm (.13"), deltaT=79deg C, Qmax= 56Watts, Imax=5.6A, Vmax=16.1V, Thot= 50deg C. Made in USA by Tellurex under their p/n CZ1-1.4-127-1.65. Large quantity available.
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