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Energy pack options
Hewlett Packard Enterprise offers two centralized backup power source options to back up write cache content on P-class
Smart Array controllers in case of an unplanned server power outage.
HPE Smart Storage Battery
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HPE Smart Storage Hybrid Capacitor
IMPORTANT: The HPE Smart Storage Hybrid Capacitor is only supported on Gen10 and later servers that
support the 96W HPE Smart Storage Battery.
One energy pack option can support multiple devices. An energy pack option is required for P-class Smart Array
controllers. Once installed, the status of the energy pack displays in HPE iLO. For more information, see the HPE iLO user
guide on the Hewlett Packard Enterprise website (http://www.hpe.com/support/ilo-docs).
HPE Smart Storage Battery
The HPE Smart Storage Battery supports the following devices:
HPE Smart Array SR controllers
A single 96W battery can support up to 24 devices.
After the battery is installed, it might take up to two hours to charge. Controller features requiring backup power are not
re-enabled until the battery is capable of supporting the backup power.
This server supports the 96W HPE Smart Storage Battery with the 145mm cable.
HPE Smart Storage Hybrid Capacitor
The HPE Smart Storage Hybrid Capacitor supports the following devices:
HPE Smart Array SR controllers
The capacitor pack can support up to three devices.
This server supports the HPE Smart Storage Hybrid Capacitor with the 145mm cable.
Before installing the HPE Smart Storage Hybrid Capacitor, verify that the system BIOS meets the minimum firmware
requirements to support the capacitor pack.
IMPORTANT: If the system BIOS or controller firmware is older than the minimum recommended firmware versions,
the capacitor pack will only support one device.
The capacitor pack is fully charged after the system boots.
Minimum firmware versions
Product
HPE ProLiant DL325 Gen10 Server system ROM
HPE Smart Array SR controllers
72
Hardware options installation
Minimum firmware version
1.40
1.90
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