The On-Line SRT 5000VA RM (208V) Smart-UPS from APC provides power to your important computer components in the event of an electrical outage. The power supply comes with 4250W/5000 VA output. Text and mimic diagrams display modes of operation, system parameters, and alarms with an LCD display. A Green operating mode bypasses unused electrical components in good power conditions to achieve high operating efficiency without sacrificing any protection. It has hot-swappable batteries that ensure clean, uninterrupted power to protected equipment while batteries are being replaced.