The power supply unit is the hardware component of a computer that provides electricity to the computer and other devices. A power supply unit also known as a switching mode power supply and power supply unit is usually used in a computer to change the voltage to the appropriate range for the computer A power supply unit converts the main AC to low-voltage regulated DC power for the internal components of a computer. You can see the power supply unit inside the computer. Inside the power supply unit, you can see a fan, component, and some cables.
POWER SUPPLY UNIT CABLES & USES
24 Pin Main ATX: -
24 Pin Main ATX, is the main cable of SMPS because this cable provides power to the whole components.
SATA CABLE: -
SATA Cable is used to give power to the hard drive, SSD and DVD writer.
4 Pin Molex Cable: -
4 pin Molex cable, is used to connect 1 or more Extra fans on the computer.
PCI – 6 Pin/ PCI-8 Pin: -
PCI – 6 Pin/ PCI-8 Pin is used to give power to the graphic card.
1*8 Pin: -
1*8 Pin cable provides power to the CPU/Processor.
Advantages & Disadvantages of SMPS (Switching Mode Power Supply)
Advantages: -
Disadvantages: -