For a computer: 600VA/300W ($80); get about 15 minutes of extra life for your desktop computer. Home theater protection: 900VA/480W (13% off, $126); you don’t have to worry about surges if you ...

PC battery backups, or uninterruptable power supplies (UPS), can be a worthwhile addition to your desktop PC or NAS server. They generally sit near your computer and act as an intermediary for the ...

Foremost, the APC UPS 1500VA impresses with its versatile 1500VA/1000W PFC Sine Wave Battery Backup Uninterruptible Power Supply (UPS) System, adept at supporting both active PFC and conventional ...

The catchily named Eaton SMX1500XLRT2UN is a 2U high industrial UPS that can be rack mounted or floor standing, has power ...

In Figure 1, the state machine of a UPS is described in a simplified form. When the utility power is present, the UPS monitors it for failures. If a failure is detected, the UPS sends a Line Fail ...

Read: Computer won’t boot after a power outage. 2] Maintenance & Lifespan UPS is maintenance-free. Inverters need more wiring and need to be filled with distilled water at regular intervals ...