By providing overload, overvoltage, and short circuit protection, this switching power supply is stable and safe. The hollow out design features fast heat dissipation, and the sturdy aluminum alloy shell is beautiful and can protect the internal components. It also has excellent anti-corrosion and anti-rust performance. The use of dust-proof design and aging-resistant, high-temperature-resistant terminal block make it more durable. The newly designed terminal box protective cover can effectively reduce dust, prevent accidental touch, and improve safety at the same time.The high-quality components provide high performance with this switching power supply, and it features built-in cooling fan and high temperature resistant capacitors that have a long life. It can maintain stable performance in the temperature range of -20 degree Celsius to 60 degree Celsius. The main transformer has sufficient power and low dissipation. The adoption of premium intelligent management chip ensures stable operation of power supply.It is made of aluminum housing, which is robust and pressure-resistant.Compact switching power supply is 21.5cm long, 10.5cm wide and 5cm high. It is convenient for you to carry.The switching power supply is widely used in industrial automation control, security system, LED lighting, military equipment, scientific research equipment, communication equipment, power equipment, instrumentation, and liquid crystal displays, etc.Item Name: Switching Power SupplyMaterial: Aluminum AlloyInput Voltage: AC 110V/220V 60/50HzOutput Voltage: DC 24VOutput Current: 20AWork Efficiency: 85%Overload Protection: 105%Cooling Method: Air CoolingRated Power: 480WOperating Temperature: -20 Degree Celsius - 60 Degree CelsiusFan Speed: Maximum 4500rpmProtection Function: Short Circuit/Overload/Overvoltage ProtectionAC Input: Withstand 300V AC Surge Input for 5sPower On: LED Indicator Lights UpSize Details: Size: 21.5cm x 10.5cm x 5cm/8.46" x 4.13" x 1.97" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Switching Power Supply