Table 15: Fan Modules In Qfx5100 Switches - Juniper QFX5100 Hardware Manual

Table 15: Fan Modules in QFX5100 Switches

Fan Module Product SKUs
QFX5100-FAN-AFI QFX5100-24Q
QFX5100-48S
QFX5100-48T
QFX5100-96S-FANAFI QFX5100-96S
QFX5100-FAN-AFO QFX5100-24Q
QFX5100-48S
QFX5100-48T
QFX5100-96S-FANAFO QFX5100-96S
Copyright © 2017, Juniper Networks, Inc.
Airflow Diagram
Figure 26 on page 48
Figure 27 on page 48
Figure 28 on page 49
Figure 29 on page 49
In data center deployments, position the switch in such a manner that the
on switch components are next to the cold aisle, and
components are next to the hot aisle.
Chapter 3: Cooling System and Airflow
Label on Color of Direction of
the Fan Fan Airflow in the
Module Module Fan Module
AIR IN Juniper FRU-to-port, that
Azure is, air comes in
Blue from the end of
the switch with
the fans; air
exhausts from
the switch end
with ports (also
known as
back-to-front
airflow).
Juniper Port-to-FRU,
AIR OUT
Gold that is, air comes
in through vents
on the end with
ports; air
exhausts out the
end with the fans
(also known as
front-to-back
airflow).
labels on switch
AIR OUT
Power
Supplies
You must
install only
power
supplies
that have
AIR IN
labels in
switches in
which the
fan
modules
have
AIR IN
labels.
You must
install only
power
supplies
that have
AIR OUT
labels in
switches in
which the
fan
modules
have
AIR
labels.
OUT
labels
AIR IN
47