Dc Power Supply Variable 30V 20A 600W, Bench Power Supply with Adjustment Knobs, Adjustable Regulated Switching Benchtop Power Supply with Output Switch & Short Circuit Alarm,KPS3020D - GBHJJ

• ★【High Precision Encoder Knob】Unlike common potentiometer knobs on the market, the desktop DC power supply has a precise encoder knob that does not jump randomly and remains stable over time. You can easily push the knob to toggle the individual numbers and set the desired voltage or current more accurately. ★【High-power 4-digit display】DC power supply accuracy is stable and continuously adjustable. It can be easily adjusted between 0-30V and 0-20A. Constant voltage (CV) and constant current (CC) modes can be automatically switched and displayed with 4 digits. The internal use of original chips ensures stable and reliable performance. ★【Output Switch】 The variable DC power supply is equipped with an output switch, which is favored by the majority of buyers. The output button prevents us from damaging the load by simply pressing the output switch button to turn on or off the power output and forgetting to turn off the output, thus improving the safety and convenience of our work. ★【Safety Device】 Built-in OVP overvoltage protection, OCP (overcurrent protection), OPP (overload protection), OTP (overtemperature protection), with short circuit protection alarm function, the protection function is complete and reliable, ensuring employees to work safer and more efficiently. ★【Our Service】: 1*power host, 1*output power cord, 1*input power cord and user manual. We provide 7*24 hours technical support. If you have any questions about the product you received, please feel free to contact us and we will help you solve all your problems.