Best Uninterruptible Power Supply (UPS) in 2025
An uninterruptible power supply (UPS) helps prevent sudden shutdowns, data loss, and hardware damage by providing backup power when your main electricity fails.
What is a UPS? An uninterruptable power supply (UPS) is a type of backup battery that will continue to provide electrical power to the electronics that you have plugged into it even if electricity from your home outlets cuts out. Unlike a backup generator, it does not need to power up in order to start generating power.
But if you want to keep your home Wi-Fi network and some other key electronics up and running in the event of an outage, an uninterruptible power supply, or UPS, is worth the investment.
Many models of uninterruptible power supply USP also provide surge protection. A surge protector blocks spikes in voltage so that they do not harm your electronics. So, your battery backup is always at work, protecting your desktop computer, network equipment, or other electronic equipment and charging its battery when not in use.
She has spent countless hours charging, discharging, and recharging batteries. After a new round of testing, the CyberPower LE1000DG is our new top pick. We've also added several models to Other UPS worth considering and The competition. Most people can get through a household power outage without much hassle.
PDF version includes complete article with source references.
Get technical specifications, ROI analysis tools, and pricing information for our BESS integration and energy storage solutions.
Av. de la Innovación 15
28042 Madrid, Spain
+34 91 133 2769
Monday - Friday: 9:00 AM - 6:00 PM CET