S-300-24V开关电源是一款广泛应用于工业和商业领域的高效能电源设备。其输入电压范围为90-132VAC/180-264VAC，通过开关选择，可适应不同地区的电压标准。该电源的输出电压为稳定的24V直流电，额定输出电流为12.5A，能够提供300W的直流输出功率。其工作效率较高，可达85%，在负载变化时，电压稳定性保持在±1%以内，确保为设备提供稳定的电力支持。

在保护功能方面，S-300-24V开关电源具备过载保护、过压保护、过温保护等多种保护机制，有效保障设备的安全运行。其工作温度范围为-10℃至60℃，适应多种环境条件。此外，该电源的尺寸为199x110x50mm，重量约为1kg，便于安装和携带。

The S-300-24V switching power supply is a high-efficiency power device widely used in industrial and commercial fields. It has an input voltage range of 90-132VAC/180-264VAC, selectable by a switch, to meet different regional voltage standards. The power supply offers a stable 24V DC output voltage with a rated output current of 12.5A, providing 300W of DC output power. Its efficiency can reach up to 85%, and the voltage stability remains within ±1% when the load changes, ensuring stable power support for devices.

In terms of protection functions, the S-300-24V switching power supply is equipped with overload protection, over-voltage protection, over-temperature protection, and other mechanisms, effectively safeguarding the safe operation of the equipment. Its working temperature range is -10℃ to 60℃, making it adaptable to various environmental conditions. Additionally, the power supply has dimensions of 199x110x50mm and weighs approximately 1kg, making it convenient for installation and portability.