DPS-550LB 550w 03X3823 36002177 lenovo RD340 RD430 RD540 RD640

03X3823 36002177 03X4370 03X4370 

DPS-550LB d DPS-550LB c DPS-550LB b  DPS-550LB a
DPS-550LBD DPS-550LBC DPS-550LBB DPS-550LBA

Lenovo RD340 RD430 RD540 RD640
Lenovo RD540 640 630 440 340 330 550W

Input :
100-127V 7.1A
200-240V 3.4A
47HZ/63HZ

Output :
55W
+12V 45.0A
+12VSB 3.0A