Dell 750W redundant power supply for PowerEdge R720, R720XD, R520, R620, R820, T320, T420 and T620 server. Provides AC power with 1+1 redundancy, auto sensing and auto switching capability. Also provides hot-spare redundancy Current consumption 10A-5A. Supply voltage 100240VAC. Frequency 50/60Hz. Heat dissipation (BTU/hr max.) 2891. RoHS compliant Auto-ranging Platinum efficiency. 8o PLUS platinum certified. 94% eficiency at 50% load. Energy Smart power supplies have intelligent features, such as the ability to dynamically optimize efficiency while maintaining availability and redundancy. Advanced thermal-management techniques, and embedded power-management features, including high-accuracy power monitoring Dell brand power supply unit One year ServerCare warranty