APC Back-UPS 650

Back-UPS Emergency battery backup and surge suppression for your entire system. Protects your data by supplying battery backup when power fails. Shields hardware from damage. Push-button circuit breaker instead of a standard fuse, eliminates the need to return the unit to the factory for service. The effects of power problems include keyboard lockup, complete data loss, hardware degradation, damaged motherboards, and more, making downtime inevitable. An APC Back-UPS instantly switches your computer to emergency battery backup power and allows you to work through brief power outages or to shut down your system in the event of an extended outage. High-performance surge suppression protects your computer from electrical noise and damaging power surges - even lightning.

All units with a serial number of XX9828 or prior require the RBC3 (EDC 102943). All units of XX9829 and later require
RBC4 (EDC 107237).