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Russia/Belarus/Kazakhstan/CEE Safety:
Product overview:
The HP 640 Redundant/External Power Supply Shelf (J9805A) is a unit that can house up to three HP X331 or X332 modular
power supplies (PSUs). The PSUs can supply redundant power to connected HP 2920 PoE and non-PoE Switches in the event
of an HP 2920 Switch internal power supply failure, and supply additional PoE power to the HP 2920 PoE Switches.
© Copyright 2015 Hewlett-Packard Company, L.P.
The information contained herein is subject to change without
notice.
6
Printed in China
April 2015
5998-4199
*5998-4199*
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