X450 and X250 PoE Redundant Power Configurations

The PoE capability of the Summit X450e-48p or X250e-48p varies depending on the number of external power modules in use.

The following table summarizes the PoE power behavior for the Summit X450e-48p or X250e-48p switch based on the number of power modules in use.
Table 1. PoE Power Behavior
Internal Power Supply Status EPS-600LS (1x) EPS-600LS (2x) EPS-600LS (3x) External Power Supply/Chassis Failed/Disconnected

Internal Power Supply:

Power On

370 W of

redundant power

740 W of

external power only

Internal power supply disabled

740 W of

external power only with 2 + 1 redundancy

Internal power supply disabled

370 W of

internal power only

Internal Power Supply:

Power Failure

370 W of

external power only

740 W of

external power only

740 W of

external power only with 2 + 1 redundancy

No PoE power
121141-04 Rev. AB