For X3550 M4 X3650 M4 550W Server Power Supply PSU 43X3312 43X3311 80 PLUS PLATINUM
Compatible Systems: For X3550 M4 X3650 M4 server
Part Numbers: 43X3311, 43X3312
Model Numbers: FSA011
Max Power: 550Watt
Input: 100-120V~/ 6.5; 200-240V~/ 3.3A, 50-60Hz