TH400X07 Industrial Rectifier With 7A Output Current 3.2KW Output Power And Natural Cooling

The TH400X Series is a high-frequency switching power supply module specifically designed for fire protection systems. Developed by Tonghe Electronic Technology Co., Ltd., this module adopts advanced resonant voltage-type dual-loop control technology, ensuring high efficiency, compact size, and reliable performance. With a nominal output voltage of 400V DC and a built-in standard RS-485 interface, it supports seamless integration into automated monitoring systems, making it an ideal power solution for fire safety and related critical applications.

• Modular design with N+1 hot redundancy for flexible and scalable power capacity
• High efficiency of up to 94%-96%, with passive power factor correction (PF ≥ 0.88)
• Comprehensive protection including overvoltage, overcurrent, short-circuit, and overtemperature safeguards
• Intelligent control via RS-485 communication, enabling remote monitoring, adjustment, and synchronization
• Supports plug-and-play installation and easy maintenance without system downtime
• Clear LED display and user-friendly interface for real-time voltage, current, and fault status indication

This power supply module is primarily designed for fire protection systems, ensuring uninterrupted and stable power to critical fire safety equipment. It is also suitable for various industrial and commercial applications requiring reliable DC power, such as emergency lighting, security systems, communication infrastructure, and other automated facilities where remote monitoring and high system availability are essential.