Single-phase 220v input, single-phase 220v output;
Single-phase 220v input, three-phase 220v output;
Three-phase 220v input, three-phase 220v output;
Single-phase 220v input, three-phase 380v output;
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QWhat voltage range can you support?
2021-9-18+AQHow to choose the power of the frequency inverter?
2021-9-18+AAccording to your motor power, you can click “Chat Now” on the right and our sales staff will provide you with solutions online.
QDo you support urgent orders?
2021-9-18+AOf course. We have an ERP management system. Once there is an inventory warning,
we will prepare materials in advance to meet the urgent needs of customersQWhat is the standard of package?
2021-9-18+ABelow 30kw, it’s carton package; 37kw and above, it’s wooden package.
QAbout the terminal instructions of the frequency inverter?
2021-9-18+AR, S, T are input terminals of three-phase power supply of frequency converter.U, V, W are output terminals of frequency converter, and connected three-phase asynchronous motor P+ and PB are connected to the brake unit, P+ and P- are connected to DC (solar panel)
QHow to ensure product quality?
2021-9-18+AOur production strictly follow ISO9001 quality control system. After four times quality inspect and high temperature testing we will print “QA” pass.
QDo you accept OEM business?
2021-9-18+AWe accept OEM and ODM with your autherization.
Contact Us
USFULL specializes in solar pumping inverter and variable frequency drive. The product technology research and development is constantly updated. The shell design is patented. We only make products that make customers happy.
24-hour service phone:0086-577-61728833