DC Power Supplies

GW Instek PSW 80 27 DC Power Supply

In stock

AED 7,388 (excl.VAT)

GW Instek PFR 100L DC Power Supply

In stock

AED 3,410 (excl.VAT)

EXTECH DCP42 160W Switching Power Supply

In stock

Original price was: AED 2,550.Current price is: AED 2,324. (excl.VAT)

EXTECH 382270 Quad Output DC Power Supply

In stock

Original price was: AED 2,400.Current price is: AED 2,194. (excl.VAT)

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For powering and testing electrical and electronic equipment, DC power supplies are electronic devices that deliver a controlled and stable direct current (DC) voltage output. They are crucial instruments in many fields, including the production of electronics, R&D, education, and telecommunications. For a variety of applications, the DC power supply provides fine control over output voltage and current, assuring dependable and constant power.

DC power supply allows precise control over the output voltage and current. Users can set the desired voltage and current levels based on the requirements of the connected device or circuit. This flexibility enables compatibility with a wide range of devices and components.

DC-power supplies are versatile tools used in electronics testing, research and development, production, and educational settings. With their precise voltage and current control, stability, protection features, and programmable capabilities, they provide reliable and controlled power for a wide range of electronic devices, components, and circuits.

Flexible power sources with advanced characteristics are programmable DC-power supplies. The output voltage, current, and other characteristics can all be programmed and modified by users. They are best suited for automated testing, research, and development applications where precise control and monitoring are required because of their programmability.


Q: What is a DC power supply?

A DC power supply is a device that converts alternating current (AC) into direct current (DC) and provides a stable and regulated output voltage for powering electronic circuits or devices.

Q: What are the different types of DC power supplies?

There are various types of DC power supplies available, including linear power supplies, switching power supplies, programmable power supplies, benchtop power supplies, and modular power supplies.

Q: What is the difference between a linear power supply and a switching power supply?

The linear power supply uses a linear regulator to convert AC to DC, providing a stable output voltage but with lower efficiency. Switching power supplies use high-frequency switching to convert AC to DC, offering higher efficiency but with some ripple on the output voltage.

Q: What is meant by voltage regulation and current limiting in a DC power supply?

Voltage regulation is the capacity of a DC power supply to keep the output voltage constant despite changes in the load or input voltage. By restricting the maximum output current that can be given, current limiting safeguards the circuit being powered.

Types of Power Supply

  • Switching dc power supplies
  • Variable dc power supplies
  • Board mount ac-dc power supplies
  • dc programmable power supplies

Features of DC Power Supply

  • Voltage and Current Control
  • Adjustable Output
  • Regulation and Stability
  • Constant Voltage (CV) and Constant Current (CC) Modes
  • Overload Protection
  • Display and Monitoring

Related Brands

Related Products

  • Siglent SPS5000X Series (programmable dc power supplies)
  • EXTECH 382200
  • GW Instek PSW 80 27
  • Rigol DP712