以下是一篇关于 SP-200-5V 开关电源的产品中英文介绍：

SP-200-5V 开关电源是一款由明纬（Mean Well）生产的高性能电源设备。该产品具有 200W 的额定功率，能够输出稳定的 5V 直流电压，最大输出电流可达 40A。其输入电压范围宽广，交流输入为 85V 至 264V，直流输入为 120V 至 370V，适用于多种不同的电网环境。

这款电源采用了主动式功率因数校正（PFC）技术，能够有效提高电能利用效率，降低谐波干扰。其工作效率可达 76%，在同类型产品中表现较为出色。此外，SP-200-5V 开关电源还具备多种保护功能，包括短路保护、过热保护、防过电压保护、防过载保护等，能够确保电源在各种异常情况下安全稳定地运行。

在外观设计上，SP-200-5V 开关电源的尺寸为 199mm×99mm×50mm，体积小巧，便于安装和使用。其工作温度范围为 -10℃至 60℃，能够适应较为广泛的环境条件。目前，该产品的市场价格因销售渠道和促销活动等因素有所不同，一般在 195 元至 520 元之间。

The SP-200-5V switch-mode power supply is a high-performance power device produced by Mean Well. This product has a rated power of 200W, capable of outputting a stable 5V direct current voltage with a maximum output current of up to 40A. It features a wide input voltage range, with an AC input of 85V to 264V and a DC input of 120V to 370V, making it suitable for various power grid environments.

The SP-200-5V switch-mode power supply employs active power factor correction (PFC) technology, which can effectively improve the utilization of electric energy and reduce harmonic interference. Its working efficiency can reach 76%, which is quite remarkable among similar products. In addition, the SP-200-5V switch-mode power supply is equipped with multiple protection functions, including short-circuit protection, over-temperature protection, over-voltage protection, and over-load protection, ensuring the safe and stable operation of the power supply under various abnormal conditions.

In terms of appearance design, the SP-200-5V switch-mode power supply has a compact size of 199mm×99mm×50mm, making it easy to install and use. Its working temperature range is from -10℃ to 60℃, allowing it to adapt to a wide range of environmental conditions. At present, the market price of this product varies due to different sales channels and promotional activities, generally ranging from 195 to 520 yuan.