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The most popular desktop UPS in the world!

APC Back-UPSŪ ES Battery Backup & Protection for Home Computers
The Back-UPS ES offers our best value for protecting your home and home office computer systems. Completely redesigned to use less power during normal operation, the Back-UPS ES provides enough backup power for you to work through short and medium length power outages. It also `safeguards your equipment from damaging surges and spikes that travel along your utility and data lines.

Most models include our award-winning software, which automatically saves open files and gracefully shuts down your computer during extended outages. Additional features like an audible alarm, LED status indicator, user replaceable battery, push-button circuit breaker and transformer-block spaced outlets make the Back-UPS ES the perfect unit to protect your productivity from the constant threat of power outages and lost data. is a Plantronics Authorized Partner and eCommerce Store.