Field-Replaceable Units In Ex4300 Switches - Juniper EX4300 Series Hardware Manual

SEE ALSO
Installing and Connecting an EX4300 Switch | 170

Field-Replaceable Units in EX4300 Switches

Field-replaceable units (FRUs) are components that you can replace at your site. The FRUs in EX4300
switches are hot-removable and hot-insertable: You can remove and replace them without powering off
the switch. The FRUs in EX4300 switches are:
• Power supplies
• Fan modules
• Uplink module
• Transceivers
NOTE: The following switch models ship with one power supply (AC or DC) and two fan modules
preinstalled:
• EX4300-24T
• EX4300-24P
• EX4300-32F
• EX4300-32F-DC
• EX4300-48T
• EX4300-48T-AFI
• EX4300-48P
• EX4300-48T-DC
• EX4300-48T-DC-AFI
The following switch models ship without any power supply or fan modules preinstalled:
• EX4300-24T-S
• EX4300-24P-S
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