Check the listing for details. 1000W 20A Adjustable Current and Voltage DC 0-48VDC Switch Mode Power Supply. Condition: New. Listed at 94.65 USD. DC 0-48V DC 1000W 20A Voltage and Current Adjustable Switch Power Supply Description The performance of the new current-limiting adjustable regulated power supply is stable and reliable. 2.The DC output voltage is continuously adjustable from (0-48V), and the adjustment accuracy is high. It uses high-precision multi-turn potentiometers, has overload current limiting function, and current-limiting output (0-20A). ). 3.Continuously adjustable, 0-5V signal control voltage and current, power 0-1000W. 4.The nice LED display of this universal adapter shows a real-time voltage, which makes it more convenient to adjust the output voltage. 5.Ac to DC Converter With short circuit, overheating, protection, current limiting protection, automatic recovery function.