Table 17: EX4400-48F Switch Models, Shipped Components, and First Junos Release
Model Number Fan Modules Power Supply First Junos OS Release
EX4400-48T Two fan modules with
front-to-back airow
(indicated by the AIR
OUT label and the
Juniper Gold handle)
A 550-W AC power
supply with front-to-back
airow (indicated by the
AIR OUT label and the
Juniper Gold handle)
21.1R1
EX4400
-48T-AFI
Two fan modules with
back-to-front airow
(indicated by the AIR IN
label and the Juniper
Azure Blue handle)
A 550-W AC power
supply with back-to-front
airow (indicated by the
AIR IN label and the
Juniper Azure Blue
handle)
21.1R1
EX4400
-48T-DC
Two fan modules with
front-to-back airow
(indicated by the AIR
OUT label and the
Juniper Gold handle)
A 550-W DC power
supply with front-to-back
airow (indicated by the
AIR OUT label and the
Juniper Gold handle)
21.1R1
EX4400
-48T-DC
-AFI
Two fan modules with
back-to-front airow
(indicated by the AIR IN
label and the Juniper
Azure Blue handle)
A 550-W DC power
supply with back-to-front
airow (indicated by the
AIR IN label and the
Juniper Azure Blue
handle)
21.1R1
EX4400
-48T-S
We don't ship fan
modules for this model by
default; you must order
two fan modules
separately.
We don't ship power
supplies for this model by
default; you must order
them separately.
21.1R1
Table 18: EX4400-48F Switches—Physical Specicaons, Ports, Throughput
Item Descripon
Chassis Dimensions Height 1.72 in. (4.37 cm)
37