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There is a total of 49 products

Power Supply

Power supplies are tools used to meet the energy needs of systems. Everyday items such as adapters and batteries are examples of power sources we frequently encounter and use. Less commonly encountered examples include computer power supplies that feed larger hardware systems and uninterruptible power supplies (UPS).

Computer (PC) Power Supplies

Computer power supplies (Power Supply Unit or PSU) are devices that provide the electricity required for a computer to function. All components of a computer (processor, graphics card, hard disk, RAM, etc.) operate on low-voltage direct current (DC) electricity. However, the electricity supplied to our homes and workplaces is traditionally alternating current (AC). Therefore, computer power supplies convert AC electricity to the DC electricity needed by computer components. Additionally, the power supply protects the components inside the computer and provides a stable voltage and current.

Computer power supplies are rated in watts (W), determining how much power a computer consumes. Different power supplies have different wattage values, and users should choose a power supply according to their needs.

Uninterruptible Power Supplies (UPS)

Uninterruptible power supplies (UPS) are devices used to keep electronic devices running during power outages or fluctuations. A UPS contains one or more rechargeable batteries and is normally connected to a wall outlet. When a power outage occurs, the UPS automatically switches to battery power, providing stable power to connected devices. This is crucial for devices like computers, servers, network equipment, and other sensitive electronics, as sudden power interruptions or fluctuations can lead to data loss or device damage.

UPS devices also feature a well-designed power management system. This allows for a safe shutdown of devices and extends battery life. While large UPS units can supply power to entire homes or workplaces, smaller ones may be used to protect specific devices or groups.

DC Power Supplies

DC power supplies are devices that provide direct current (DC) electricity, where the electric current flows continuously in one direction. DC power supplies offer a constant voltage and current required for specific electronic devices to operate. Mobile devices, portable chargers, LED lights, electronic toys, and many other devices utilize DC power supplies.

DC power supplies come in various types, each delivering a specific voltage and current. For example, portable devices like smartphones and laptops use specialized DC power supplies with rechargeable battery packs. DC power supplies typically provide a stable output voltage, ensuring the safe and consistent operation of a specific device.

In conclusion, computer power supplies, uninterruptible power supplies (UPS), and DC power supplies are essential components to ensure the operation of electronic devices. Each has specific applications and advantages, and choosing the right power supply significantly impacts device performance and durability.

Adjustable Power Supply

What is an Adjustable Power Supply?

An adjustable power supply is a device used to control the supply voltage and current of electronic devices, allowing users to adjust various voltage and current levels as needed. These power supplies are commonly used for electronic design, testing, repair, and educational purposes. They play a crucial role in testing the operation of electronic components and circuits, prototyping, and troubleshooting design errors.

Key Features of an Adjustable Power Supply

Voltage Adjustment: Adjustable power supplies allow users to adjust the output voltage according to the requirements of the device. Typically, these voltage values can be adjusted using a knob or slider. For instance, if an electronic circuit requires a 5V or 12V supply, users can set these voltage values accordingly.

Current Adjustment: Some adjustable power supplies also have the capability to adjust the output current. This feature is particularly important for devices with high current requirements. Users can set a specific current that the device needs.

Protection Circuits: A good adjustable power supply can detect and prevent hazardous conditions such as overvoltage, overcurrent, short circuits, and overheating. This ensures the protection of both the devices and users.

Precision and Stability: Adjustable power supplies typically offer high levels of precision and stability. This is ideal for conducting precise measurements and experiments.

Digital Displays: Modern adjustable power supplies may feature digital displays showing the output voltage and current digitally. This provides users with more control and accuracy.

Applications of an Adjustable Power Supply

  1. Electronic Design and Prototyping: Engineers and designers use adjustable power supplies to test different voltage and current levels during the development of electronic projects and prototype production.

  1. Electronic Repair: Technicians use adjustable power supplies to test components during the repair of faulty electronic devices.

  1. Education: Students and teachers in electronics education use adjustable power supplies to understand the operation of electronic circuits and components.

  1. Testing and Measurement: Laboratories use adjustable power supplies as essential tools for electronic measurements and experiments.

  1. Industrial Automation: In some industrial applications, adjustable power supplies are used as a continuous power source.


Adjustable power supplies provide flexibility and precise control for electronic work and designs. Therefore, they are an essential tool for a wide range of users, from professional engineers to hobbyist electronics enthusiasts.

Prepared by  T-Soft E-Commerce.