Switches to battery only when power fails. Most affordable but offers minimal protection against fluctuations. PCs, gaming setups, SMB servers.
Uses Automatic Voltage Regulation (AVR) to fix minor voltage dips without draining the battery, extending battery life. Data centers, mission-critical medical/IT gear. how to buy a ups
Constantly regenerates power (AC to DC to AC), providing "zero" transfer time and the cleanest possible power. 2. Calculate Your Capacity (VA vs. Watts) A UPS has two main ratings: and Watts . UPS buying guide: Choose the right battery backup Switches to battery only when power fails
Buying an Uninterruptible Power Supply (UPS) is about balancing the protection of your hardware with the need for sufficient "grace time" to save work and shut down. extending battery life. Data centers