APC BackUPS RS 500VA uninterruptible power supply (UPS) 0.5 kVA 300 W

Best solution for poor power regions and applications requiring longer runtimes.
This high performance desktop battery backup features maximum protection in a versatile design. The fully featured APC Back-UPS RS can be placed on the floor, or on a shelf. Up to six battery backup outlets with automatic voltage regulation (AVR) enable you to work through even the most frequent brownouts and power sags, keeping 75/90/110 minutes of battery power for when you need it most. For printers and other devices that do not store or process information, up to three additional outlets provide surge protection. Both Ethernet 10/100BaseT and telephone dataline surge protection safeguards against surges entering via network connections. The PowerChute Personal Edition software features easy-to-use safe system shutdown with sophisticated power management.

Key features:
- Adjustable voltage sensitivity
- Adjustable voltage-transfer points
- Audible alarms
- Automatic restart of loads after UPS shutdown
- Automatic self-test
- Battery replacement without tools
- Battery-protected and surge-only outlets
- Boost and Trim Automatic Voltage Regulation (AVR)
- Cold-start capable
- Dataline Surge Protection
- Hot-swappable batteries
- Intelligent battery management
- LED status indicators
- Lifetime data recovery warranty
- Multiple mounting methods
- Power conditioning
- Resettable circuit breakers
- Safety-agency approved
- Serial Connectivity
- Transformer-block spaced outlets
- USB connectivity
- User-replaceable batteries