Dell 750W 80 Plus Platinum Power Supply for Select PowerEdge & PowerVault Systems. P/N: D750E-S1 Redundant Power Supply Unit Input: 100-240V 50/60Hz Max Output: 750W Compatibility: PowerEdge R520, R620, R720, R720XD, R820, T320, T420, T620, PowerVault DL4000, DR4100 and DX6112