Juniper EX4300 Series

AC Power Supply Specicaons for EX4300 Switches | 103
AC Power Cord Specicaons for an EX4300 Switch | 105
AC Power Supply LEDs in EX4300 Switches | 111
DC Power Supply in EX4300 Switches | 112
DC Power Supply Specicaons for EX4300 Switches | 118
DC Power Supply LEDs in EX4300 Switches | 119
AC Power Supply in EX4300 Switches
IN THIS SECTION
Characteriscs of an AC Power Supply | 92
AC Power Supply Airow | 95
N+0 Redundancy Conguraon of AC Power Supplies | 96
N+N Redundancy Conguraon of AC Power Supplies | 100
The AC power supply in EX4300 switches is a hot-insertable and hot-removable eld-replaceable unit
(FRU): You can install it without powering o the switch or disrupng the switching funcon.
All the EX4300 switches that are powered by AC power supplies, except EX4300-24T-S, EX4300-24P-
S, EX4300-32F-S, EX4300-48T-S, EX4300-48P-S, and EX4300-48MP-S switches are shipped with one
AC power supply installed in the rear panel of the switches. EX4300-24T-S, EX4300-24P-S,
EX4300-32F-S, EX4300-48T-S, EX4300-48P-S, and EX4300-48MP-S switches are not shipped with
power supplies; you must order the power supplies separately.
NOTE: EX4300 switches except EX4300-48MP and EX4300-48MP-S switches support 350 W,
715 W, and 1100 W AC power supplies. EX4300-48MP and EX4300-48MP-S switches support
715 W, 1100 W, and 1400 W AC power supplies.
This topic describes the AC power supplies.
91