The Extech 382276 Switching Mode DC Power Supply is a versatile and reliable power supply designed to meet the demanding needs of various applications. With an adjustable output range of 0 to 30V and 0 to 20A, this power supply offers precise control over voltage and current to power a wide range of devices and circuits.The Extech 382276 features two user-defined presets, allowing you to store and recall specific voltage and current settings for quick and convenient access. Additionally, it offers a factory preset of 13.8V and 20A, providing a ready-to-use option for common applications.The power supply is equipped with dual LED displays, offering clear and easy-to-read readouts of the voltage and current values. This feature allows for quick monitoring and precise adjustment of the output levels.Safety is a top priority with the Extech 382276. It includes over-voltage, over-temperature, and short circuit protection mechanisms to safeguard both the power supply and the connected devices. These features ensure reliable and safe operation, protecting your equipment and preventing potential damage.The power supply is designed to provide high RFI immunity and excellent EMI performance, minimizing interference and noise for clean and stable power delivery. This ensures optimal performance and reliability for your devices and circuits.The Extech 382276 operates at 220V and 50/60Hz, making it suitable for use in various regions. Its compatibility with different power systems allows for versatile usage across different locations.To optimize cooling and maintain optimal operating temperatures, the power supply is equipped with a thermostatic control fan. This fan adjusts its speed according to the temperature, ensuring efficient heat dissipation and minimizing noise.