CyberPower CyberShield CSN27U12V3-G 24W Tower UPS - Tower - 120 V AC, 230 V AC Input

CyberShield keeps network communications, including telephone, up and running during power outages. The unit functions as a battery backup supplying continuous 12VDC to locally power network interface units, cable telephony modems, wireless base stations and fiber to the home interface modules or integrated access devices.