Power Supply Switching

**How to choose the appropriate switch power supply**

1. * * Clearly define requirements and specifications**
-Power demand: Calculate the total power consumption of the device at maximum load. It is recommended to choose a power supply with a rated power 30% higher than the actual demand (for example, if the device requires 100W, choose 130W or more) to extend its lifespan and improve reliability.
-Voltage and Current: Determine the input voltage range (such as AC 85-264V, 110V/220V, etc.) and output voltage/current requirements to ensure compatibility with equipment requirements.
-* * Environmental conditions * *: Considering the working environment temperature (such as -10~+55 ℃ or wider range), high-temperature environments require derating for use, refer to the temperature power derating curve in the specification sheet.
2. * * Focus on efficiency and energy conservation**
-Choose a power supply with high conversion efficiency (≥ 85%) to reduce energy loss, especially in high load or long-term operating scenarios to save costs.
-Consider whether power factor correction (PFC) function is needed to improve grid utilization and comply with energy-saving standards.

3. * * Interface and Compatibility**
-Confirm that the power interface type (such as terminal, socket, screw type, etc.) matches the device to avoid physical connection issues.
-If the device requires multiple outputs, choose a power supply that supports isolated or non isolated multiple outputs to ensure electrical safety.

4. * * Security and Authentication**
-Ensure compliance with local safety standards (such as UL, CE, CCC) and electromagnetic compatibility (EMC) specifications to avoid electromagnetic interference or safety hazards.
-Check protection functions: overvoltage protection (OVP), over temperature protection (OTP), overload protection (OLP), short circuit protection (SCP), etc., to prevent equipment damage.

5. * * Special Features and Scalability**
-Select additional functions according to requirements: remote control switch, telemetry monitoring, fault alarm, parallel redundancy (for high reliability systems), uninterruptible power supply (UPS) function, etc.
-Consider load characteristics: If the load is a motor, light bulb, or capacitive load, a power supply that can withstand high starting currents should be selected, and voltage backflow protection should be considered during shutdown.

6 * * Heat dissipation and size**
-Select the cooling method (natural cooling or fan forced cooling) based on power density and installation environment to ensure stable operation of the power supply at rated power.
-Confirm that the power size is compatible with the device space, and prioritize modular design for easy upgrading or maintenance.

7. * * Cost and after-sales service**
-Balancing performance and cost, high-power or special function power supplies may be more expensive, requiring an evaluation of budget and long-term benefits.
-Choose a supplier that provides a long warranty period (such as 3-5 years) and fast after-sales service to ensure technical support and maintenance support during use. Our switch mode power supply comes with a 3-year warranty.

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Features:

·Power Supply Switch 110V/ 220V to 5V 12V 24V 48V 

·Power Supply Switching  can full range AC input.

·Can withstand 300vac surge input in 5 seconds.

·No-load power consumption <0.2W.

·Small size, 1U low appearance.

·Operating temperature up to 70℃.

·Protection type: short circuit/over load/over voltage.

·Cooling by free air convection.

·High efficiency, long life and high reliability.

·Power start LED indicator.

·Overvoltage Class III.

·100% full load burn-in test.

·3-year warranty.

Main application：

Switching power supply products are widely used in industrial automation control, military equipment, scientific research equipment, LED lighting, industrial control equipment, communication equipment, power equipment, instrumentation, medical equipment, semiconductor refrigeration and heating, air purifier, electronic refrigerator, liquid crystal display, LED lamps, communication equipment, audio-visual products, security monitoring, LED light belt, computer cases, Digital products and instruments.