Juniper EX4650 Series, Hardware Manual, Page: 25 / 195

Table 4: EX4650 Switch Models and Shipped Components (continued)
Airflow Power Supply Ports Switch Model
Back-to-front—air intake
to cool the chassis is
through the vents on the
rear panel of the chassis,
and hot air exhausts
through the vents on the
front panel of the chassis.
AC 48 SFP28
8 QSFP28
EX4650-48Y-AFI
Front-to-back—air intake
to cool the chassis is
through the vents on the
front panel of the chassis,
and hot air exhausts
through the vents on the
rear panel of the chassis.
DC 48 SFP28
8 QSFP28
EX4650-48Y-DC-AFO
Back-to-front—air intake
to cool the chassis is
through the vents on the
rear panel of the chassis,
and hot air exhausts
through the vents on the
front panel of the chassis.
DC 48 SFP28
8 QSFP28
EX4650-48Y-DC-AFI
CAUTION: Mixing different types (AC and DC) of power supplies in the same chassis is
not supported. Mixing different airflow modules in the same chassis is not supported.
Identifying EX4650 Switch Models
Purpose
Identify the model number of your EX4650 switch.
Action
26