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An Uninterruptible Power Supply (UPS) is an essential electronic device designed to provide emergency power and, in some cases, regulated power to connected equipment when the main power source fails. It safeguards computer systems, servers, networking devices, telecommunication equipment, and other critical electronics from unexpected power outages, surges, and dips. UPS systems are typically found within the categories of Electronics, Computers, Computer Accessories, Computer Monitors, Power Supplies, and are crucial for maintaining business continuity, data integrity, and system availability. They operate by storing energy in rechargeable batteries or a flywheel mechanism and supplying it to the load during power interruptions, granting users enough time to save their work and safely shut down equipment. UPS systems vary in size, capacity, and design, with some offering advanced features such as voltage regulation, surge protection, and network connectivity for remote monitoring and management.