PRM1000W48120S - 1000 Watt 48 Volt Rack Mount Inverter To 120 Volt AC - 1UThis rackmount inverter is ideal for providing backup power to your essential equipment. It will generate 1000W of high quality pure sine power at a stable 120Vac output. Power is maintained to your equipment seamlessly through a built in 10 Amp transfer switch with a typical transfer time of less than 20ms. The transfer switch will by pass city utility power when it is available, and when city utility power is lost the inverter will automatically