Tripp Lite Internet Office 550VA Wall-Mountable Cabinet UPS (INTERNET550SER)

Ultra-compact standby UPS with DB9 serial monitoring protects PCs, network workstations and other systems reliant upon a simple serial communications interface for UPS monitoring and unattended system shutdown. Maintains AC output during blackouts and brownouts starting at 99V. Includes DB9 monitoring with cabling, TEL/DSL line surge suppression, surge-only outlets and LED indicators. PowerAlert software available free via download.