High Efficiency Maximum Input Voltage: 19.3V Compact size Low Cost Long Life time ATE1-161-Series ATE1-161-4AS TEC module Code: ATE1-161-4AS Price: $28.68 Quantity in Basket: none ATE1-161-5AS TEC module Code: ATE1-161-5AS Price: $29.59 Quantity in Basket: none ATE1-161-6AS TEC module Code: ATE1-161-6AS Price: $30.99 Quantity in Basket: none