Check the listing for details. KA3005D DC Power Supply Adjustable Linear Power Regulated Bench Switching. Color: Black, Condition: New. Listed at 51.98 USD. Laboratory power supply, 0...30V-, 0...5A, programmable, constant current/constant voltage Description The voltage converter is a type of power supply device whose main function is to convert an unstable input voltage into a stable output voltage to meet the requirements of various electronic devices for power supply voltage. The high accuracy and automatical C.V. and C.C. mode make its output voltage stable. And its low noise, strong anti-interference ability, high efficiency, and long service life can improve the reliability of electronic equipment. It is your ideal choice. Key Features Safer to Use: Overcurrent protection and under-voltage protection can provide the necessary voltage and current for the device, ensuring the safety of the test. And the built-in fuse can prevent shor.