Microsemi PD-9001GR/AT Gigabit Ethernet 55V 480507-001 Dell part 0YY922) is a

Dell part 0YY922) is a genuine 525W non-redundant power supply for the Dell PowerEdge T410 tower server

providing high-efficiency redundant AC power for Dell 13th- and 14th-generation server PSU replacement configurations

The IBM 39Y7228 is a 460W hot-swap redundant power supply for IBM System x3250 M4

Type: Single power supply

Microsemi PD-9001GR/AT Gigabit Ethernet 55V 480507-001 Dell part 0YY922) is aThe Microsemi PD 9001GR AT is a genuine 1 port 55V high power Gigabit PoE midspan for 10 100 1000 BaseT networks, supporting high power IEEE 802. 3at level PoE devices requiring elevated voltage for PTZ cameras, high power wireless APs, and other devices needing more than standard 48V PoE. Unlike the PD 9001GR AC (30W AC input variant) and the PD 9601G AC (different Microsemi model), the PD 9001GR AT is the 55V high voltage Gigabit midspan variant.