Features High-Quality Aluminum Alloy Shell: Ensures efficient heat dissipation, component protection, and improved work efficiency, providing a reliable and power supply solution. Wide Application Range: Suitable for industrial automation, PLC control cabinets, DC motors, medical equipment, access control display systems, monitoring equipment, light box advertisements, and LED equipment, offering versatile usage options. Space-Saving Design: Optimized components reduce external volume, ensuring stable performance and long service life, perfect for environments with limited space. Lightweight Construction: Emphasizes internal configuration for stable performance and higher efficiency, making it an ideal choice for various applications without adding extra weight. Stable Performance and Efficiency: Focuses on delivering stable performance and higher efficiency, making it a valuable addition to security systems and other applications. Features: 1、High？quality aluminum alloy shell, has good heat dissipation, protects the components and improves work efficiency. 2、It can be used in industrial automation, PLC control cabinets, DC motors, and medical equipment. 3、Can also be applied to access control display systems, monitoring equipment, light box advertisements, and LED equipment. 4、Reduce external volume and optimize components to ensure stable performance and long service life. 5、Lightweight design, focusing on internal configuration, more stable performance and higher efficiency. Specification: Item Type: Switching Power Supply Driver Material: Aluminum Alloy Model: YY-400-12 Input Voltage: AC 170-264V Output Voltage: DC 12V Output Current: 33.4A Error Range: ±1% Adjustable Pressure Range: ±5% Power: 400W Max Waterproof Rating: IP20 Start, Rise, Hold Time: 200ms, 50ms, 20ms Working Temperature and Humidity: -10-60℃, 20%-90%RH Storage Temperature and Humidity: -20-80℃, 10%-95%RH Size: Approx. 200 x 98 x 50mm/7.87 x 3.86 x 1.97in Purpose: Industrial automation, PLC control cabinet, DC motor, medical equipment, access control display system, monitoring equipment, light box advertising, LED equipment How to Use: Before using the switching power supply product, please read the instruction carefully to check whether the current and voltage of the switching power supply and the load current and voltage meet the requirements for use. 1. When using the switching power supply, be sure to pay attention to the internal high voltage part of the machine, and do not touch the internal components of the machine. Non-professionals should not disassemble the power supply for maintenance, otherwise there is a danger of electric shock. Before use, read the relevant wiring marks 2. When wiring, please turn off the input power. 3. To ensure safe use and reduce interference, please ensure tha Package List 1 x Switching Power Supply Driver