Juniper EX4200 User Manual

Clearance Requirements for Airflow and Hardware Maintenance for EX4200 Switches
When planning the site for installing an EX4200 switch, you must allow sufficient
clearance around the installed switch (see Figure 20 on page 72).
Figure 20: Clearance Requirements for Airflow and Hardware Maintenance
for EX4200 Switches
Figure 21: Airflow Through the EX4200 Switch Chassis
•
Allow at least 6 in. (15.2 cm) of clearance on the side between devices that have fans
or blowers installed. Allow 2.8 in. (7 cm) between the side of the chassis and any
non-heat-producing surface such as a wall.
Copyright © 2015, Juniper Networks, Inc.72
EX4200 Switch Hardware Guide

Juniper EX4200 Specifications

General

Model	EX4200
Switching Capacity	128 Gbps
Layer	Layer 2 and Layer 3
Form Factor	1U
Throughput	96 Mpps
Maximum VLANs	4096
MAC Address Table Size	16, 000
DRAM	1 GB
Flash Memory	1 GB
Forwarding Rate	96 Mpps
JUNOS Software	Yes
Ports	24 or 48
Stacking	Up to 10 switches in a Virtual Chassis configuration
Power Supply	AC or DC
Management	CLI, SNMP, J-Web
Input Voltage	100-240 VAC or -48 VDC
Operating Temperature	0°C to 45°C
Redundancy	Redundant power supplies
Virtual Chassis Technology	Yes
Storage Temperature	-40°C to 70°C
Humidity	5% to 90% non-condensing