Power Supplies for Use with Your
Switch
350 W AC Power Supplies on page 17
715 W AC Power Supplies on page 18
1100 W AC Power Supplies on page 18
2000 W AC Power Supply on page 18
Each VSP 4900 Series switch runs with two replaceable internal power supply units
that provide all of the power needed for the switch to operate. You can remove one
power supply without interrupting the switch's operation. The VSP4900-48P model
requires power supplies to be ordered separately.
For more information, see the following topics:
• 350 W AC Power Supplies on page 17
• 715 W AC Power Supplies on page 18
• 1100 W AC Power Supplies on page 18
• 2000 W AC Power Supply on page 18
350 W AC Power Supplies
The 350 W AC PSU-FB (models XN-ACPWR-350W-FB and 10953 with front-to-back
ventilation airow) is compatible with VSP4900-24S and VSP4900-24XE switch models
that have the same airow direction as the power supply.
The 350 W AC power supply has a keyed power inlet (C16) that requires a notched (C15)
power cord.
The 350 W AC power supply has the status LEDs listed in Table 4.
Table 4: 350 W AC Power Supply LED Status Indications
IN_OK
(Green)
OUT_OK
(Green or
Red)
Description
Off Off No AC input power connection or low AC voltage
On Off AC input good; output disabled
On (Red) On AC input good; output fault
On (Green) On AC input good; output good
VSP 4900 Series Switches: Hardware Installation Guide 17