Uninterruptible Power Supply - 900 VA / 540 W, Line interactive, 6×IEC 320 C13, Protection data network RJ-45, Protection telephone network RJ-11 and USB You've probably already experienced a power supply interruption a few seconds before you finished working. Your work has gone into the ether, and you must start from scratch. Such tragic scenarios can be prevented by the APC Back-UPS PRO BR-900VA replacement backup source. In principle, this hardware is just a premium battery backup that provides power for all types of electronics. The APC Back-UPS PRO BR-900VA backup power uses the Line interactive design approach. Off-line is seen as the most basic form when power fails because it switches to the internal battery for electric power. The line interactive UPS enhances the simpler off-line version of power protection to prevent damage from electrical surges from the grid. APC Back-UPS PRO BR-900VA Backup Power Supply Key Features Backup power supply type: Line...