Juniper EX4300 Series User Manual

Table 38: N+N AC Power Calculaons for 48-Port EX4300 Switches Except EX4300-48MP and
EX4300-48MP-S Switches
Power Supply Rang Total
Power (in
was)
Usable
System
Power (in
was)
Backup
Power (in
was)
Base
Power (in
was)
Available
PoE Power
(in was)
Ports
enabled for
PoE+
PSU
0
PSU
1
350 W AC –
350 350 0 175 175 5
350 W AC 350 W AC 700 350 350 175 175 5
350 W AC 715 W AC 1065 350 350 175 175 5
715 W AC – 715 715 0 175 540 18
715 W AC 715 W AC 1430 715 715 175 540 18
715 W AC 1100 W AC 1815 715 715 175 540 18
1100 W AC – 1100 1100 0 175 925 30
1100 W AC 1100 W AC 2200 1100 1100 175 925 30
1100 W AC 350 W AC 1450 350 350 175 175 5
Table 39 on page 103 lists the N + N power calculaon for EX4300-48MP and EX4300-48MP-S switches
that use 715 W, 1100 W, and 1400 W power supplies.
NOTE: When operang at low line conguraon, the 1400 W power supply operates as 1100 W
power supply.
102

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