Juniper EX4100 User Manual

Figure 50: Front-to-Back Airow Through the EX4100-F-48T Switch Chassis
EX4100 Switches with Back-to-Front Airow
In EX4100 switch models with back-to-front airow, air enters through vents on the rear panel to cool
the chassis. Hot air then exits through vents on the front panel (see Figure 51 on page 65).
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Juniper EX4100 Specifications

General

Model	EX4100
Category	Switch
Layer	Layer 2/3
Power Consumption	Varies by model and configuration
PoE	Optional
Management	Web UI, CLI, SNMP
Operating Temperature	0°C to 45°C
Input Voltage	100-240V AC
Storage Temperature	-40°C to 70°C
Humidity	5% to 90% non-condensing
DC Power Input	-48V DC
JUNOS OS	Yes
Security Features	ACLs
Layer 2 Features	VLAN, RSTP, MSTP, LACP
Layer 3 Features	Static routing, OSPF
QoS	8 queues per port