EVWR series regenerative electronic load is specially developed for fuel cellengine test, fuel cell DcDc test, charging pile aging test and so on.Developed with core technologies such as four-quadrant PWM rectification,bi-directional BUCK conversion and pure digital control, it is characterized by100% energy-feedback, high accuracy, fast transient characteristics, highconversion efficiency, low pollution to power grid, rich communicationinterfaces and powerful protection functions.