The AN53(F) series DC Testing Power adopts Active Power Factor Correction technology, high frequency LLC multi-resonant soft switching inverter technology, to achieve high power factor, fast dynamic response, low output ripple, high power density, and Constant Power (CP) wide range output. It has small size, light weight, low noise, high efficiency and easy operation etc. It can be used for manufacturing, testing and maintenance of electronic equipment such as aircraft and airborne equipment, radar and navigation etc, as well as industrial and mining enterprises, college laboratories, institutes and so on. Features: Wide range output up to 3 times of "matrix" power supply of same power; Active Power Factor Correction, full load power factor of more than 0.99; High frequency LLC multi-resonant inverter with efficiency up to 0.93; Industrial best transient response speed; Constant Voltage (CV), Constant Current (CC) and Constant Power (CP) output for multi applications; Powerful programmable function, flexible settings; Built-in precise voltage/current measurement, stable output; Lead drop compensation terminal for output lead at large current; Complete protection for normal operation of power supply unit and load security; High brightness color LCD display, beautiful, simple, intuitive; Supports parallel output, expanding power/current range; Standard host software.