Uninterruptible Power Supply Eaton 9SX 1000VA with a power capacity of 1000 VA in On-line double conversion class provides the highest level of protection for connected equipment. Sine wave output voltage in all operating modes and zero transfer time to batteries. The double conversion topology continuously monitors the input network and regulates voltage and frequency; Eaton ABM technology extends battery life by up to 50%; Multilingual graphic LCD display.