The APC Smart-UPS 750VA 120V with Three 5-15 Duplexes provides power protection and battery backup for professional environments. The UPS provides surge protection and battery backup for all connected devices. It yields an average output power capacity of 750VAC at 480W and the battery lasts up to 16.6 minutes at half-load capacity. The UPS features RS-232 serial as well as USB communication. It is housed in a standard 2U rackmount form factor, making it appropriate for enterprise level installation.