Quiet operation - an internal fan only operates when in battery mode or correcting severe voltage variations, and a repetitive, audible alarm notification when on battery, can be disabled or silenced | Power more devices with (8) outlets - (4) battery backup and surge protection outlets, (4) surge protection only outlets (5-15R outlets) | Provide surge protection for your network data line as well as your powered devices (10/100 Mbps network support) | Plug-and-play power management capability - USB port for automatic integration with Windows, Mac and Linux | 3-year warranty on the UPS system and the internal batteries (user-replaceable), plus a $150,000 load protection guarantee for your connected equipment

Quiet operation - an internal fan only operates when in battery mode or correcting severe voltage variations (repetitive, audible notification when on battery, can be disabled); User-friendly LCD display provides access to critical information like battery time remaining, power consumption and outage tracking | Power more devices with (8) outlets - (4) battery backup and surge protection outlets, (4) surge protection only outlets (5-15R outlets), plus data line surge protection for 10/100 Mbps networks (RJ-45) | Plug-and-play power management with USB port for automatic integration with Windows, Mac and Linux | ECO control automatically shuts down non-essential peripherals when the primary device is turned off | 3-year warranty on the UPS system and the internal batteries (user-replaceable), plus a $150,000 load protection guarantee for your connected equipment

Clearly labeled circuits for load balancing