NICE-POWER SPS-W Series DC Power Supply , 30V 5A/30V 10A/60V 5A/120V 3A for choose.

Item Link:www.alibaba.com/product-detai...
item condition: New
Response and high accuracy when compared with linear power supply.
Output voltage and output current between 0 to 30V is continuously adjustable.
Constant voltage and constant current can automatic conversion.
Overload and reverse polarity protection keep power supply and its loads safe from unexpected conditions.
LED digital display output voltage and output current
Cooling fan is connected with temperature sensor. Its can reduce the fan speed automatically when the internal temperature or load
decreases to prevent the additional noise.