This apc ups automatically steps up low voltage and steps down high voltage to levels that are suitable for your equipment. Protect secondary electronics from surges and spikes without reducing battery power used to run primary electronics during an outage. Provides notification of changing utility power and ups power conditions maximizes battery performance, life, and reliability through intelligent, precision charging. Apc 650va, apc 700va, apc 800va, apc 1.4kva all available at wholesale prices.