Juniper EX4300 Series User Manual

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

Juniper EX4300 Series Specifications

General

Product Series	EX4300 Series
Power Consumption	Varies by model and configuration
Virtual Chassis Technology	Up to 10 switches
Software	Junos OS
Ports	24-port and 48-port models
10GBASE SFP+ Ports	Up to 8 ports
40GBASE QSFP+ Ports	2
Uplink Ports	Up to 4 ports
Jumbo Frames	Up to 9216 bytes
Operating Temperature	0°C to 45°C
Relative Humidity	5% to 90% noncondensing
Input Voltage	100 to 240V AC
Power Supply	AC or DC
Power Supply Options	AC or DC
Stacking	Yes
Layer 2 Features	Includes VLAN, STP, RSTP, MSTP, LACP
Layer 3 Features	OSPF, BGP
Management	CLI, Web GUI, SNMP
Security Features	DHCP snooping
QoS	8 queues per port, DSCP
Storage Temperature	-40°C to 70°C