Purchase Qty. Reference FOB Price
10-99 Pieces US$12.00
100-999 Pieces US$11.00
1,000+ Pieces US$10.00
Product Description
Product Description automatic transfer switch adopts microprocessor control technology and is suitable for automatic power switching of three-phase power supply systems. It has a built-in "priority phase" function, which can intelligently determine the power supply status of the main phase ...