... . Wide input voltage3. High efficiency : ≥ 90%4. Protection against over voltage , low voltage , overload , over temperature protection , delay time protection5. Excellent and ... they are freezers,refrigerators,air condition,you must remember use power times at least 3, and to other inductive load ... 160V,you can multplied by 1.8 when calculating total power,so to insure it can also have excellent load ...