Computer Uninterruptible Power Supply Units, also known as UPSes, are devices that provide power backup to computer systems and other electronic devices. They are essential in protecting against power outages, surges, and spikes, and can also help to protect equipment from damage caused by brownouts.

UPSes come in a variety of shapes and sizes, and are typically rated in wattage. They can be used to power a single computer or a whole office. Some UPSes can even be connected to the electrical grid to provide power backup in the event of a power outage.

When a power outage occurs, a …