Power F550E-S0 550W power supply Replace DH550E-S1 For R520 T420 server PILA8472C3 It is an IBM-certified FRU

It is an IBM-certified FRU heatsink for x3550 M4 systems requiring a processor heatsink replacement or a second heatsink for dual-processor configurations

providing drop-in 550W replacement power supply functionality for Dell PowerEdge R520 and T420 Gen12 rack and tower server configurations

5-inch G2HS 512e hot-swap hard drive for IBM System x3650 M4

5-inch SAS 10K capacity expansion or replacement

and M73 desktop workstations

Power F550E-S0 550W power supply Replace DH550E-S1 For R520 T420 server PILA8472C3 It is an IBM-certified FRUThe F550E S0 is a 550W aftermarket power supply designed as a replacement for the Dell DH550E S1 PSU used in PowerEdge R520 and T420 servers. It provides 550W output through the standard Dell server PSU module form factor for a drop in upgrade or replacement in those platforms. Part Number: F550E S0 (replaces: DH550E S1) Output Power: 550W Type: Hot plug server power supply module Form Factor: Dell server PSU module Compatible With: Dell PowerEdge