Features Premium Aluminum Alloy Materials: Manufactured using premium aluminum alloy, providing heat dissipation, corrosion resistance, and durability, ensuring longevity and reliability for industrial equipment. Efficient Heat Dissipation Design: Features a punching mesh heat dissipation hole design, solving overheating issues in high-temperature environments, ensuring continuous and reliable operation of monitoring equipment. Adjustable Input Voltage: Equipped with an input voltage switch button for 110V to 220V, offering flexibility and compatibility with various power sources for regulated switching power. Safety Protective Cover: The connection terminal includes a safety protective cover, offering electric shock protection, dust-proofing, and safety isolation, ensuring the safety of the switching power supply. Convenient Installation: Multiple installation holes on the side of the back facilitate easy operation, reduce auxiliary time, and enhance production efficiency for industrial equipment. Specification: Item Type: Switching Power Supply Material: Aluminum Alloy Model: YY-500-12 Input Voltage: AC 90-130V, AC 170-264V Output Voltage: DC 12V Output Current: 41.7A Error Range: ±1% Adjustable Pressure Range: ±5% Power: 500W 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 Product Size: Approx. 215x115x50mm/8.5x4.5x2.0in Application: Industrial automation, PLC control cabinet, DC motor, medical equipment, access control display system, monitoring equipment, light box advertising, LED equipment. Package List: 1 x Switching Power Supply Note: betweendiv>Before using the switching power supply, please read the operating instructions carefully to check whether the current and voltage of the switching power supply and the load current and voltage meet the requirements for use.between/div>betweendiv>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.between/div>betweendiv>2. When wiring, please turn off the input power.between/div>betweendiv>3. To ensure safe use and reduce interference, please ensure that the ground terminal FG is reliably grounded. (The grounding wire diameter is reasonably selected according to the input voltage and output power)between/div>betweendiv>4. Check whether the mounting screws are in contact with the power supply board components, and measure the insulation resistance between the housing and the input/output to avoid electric shock.between/div>betweendiv>5. Most of the LED switching powe Package List 1 x Switching Power Supply