APC BK500EI UPS 300 Watts 500 VA

For replacement battery please see QF 2983.

The Back-UPS CS provides professional-grade power protection for office and home office systems. Battery powered & surge protected power outlets, built-in phone/fax/modem line (DSL compatible) protection, safe system shutdown software with sophisticated power management features and pro-active audio-visual status indicators ensure office systems and their valuable data are protected from dangerous power surges, spikes and blackouts. Easy access to a hot-swappable, user-replaceable battery also makes servicing the Back-UPS CS hassle-free. These features along with its classic styling make the Back-UPS CS a perfect choice for protecting your important office and home office systems.

USB connectivity
Provides management of the UPS via a USB port (not available on all models).
Serial Connectivity
Provides management of the UPS via a serial port.
Automatic self-test
Periodic battery self-test ensures early detection of a battery that needs to be replaced.
Battery failure notification
Provides early-warning fault analysis on batteries enabling timely preventive maintenance
Intelligent battery management
Maximizes battery performance, life, and reliability through intelligent, precision charging.
Resettable circuit breaker
Easy recovery from overloads; no need to replace a fuse.
Audible alarms
Provides notification of changing utility power and UPS power conditions
LED status display
Quickly understand unit and power status with visual indicators.


Please note: networking components such as switches, routers, UPS and wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on [email protected].