Juniper EX4300 Series

Table 38: N+N AC Power Calculaons for 48-Port EX4300 Switches Except EX4300-48MP and
EX4300-48MP-S Switches
Power Supply Rang Total
Power (in
was)
Usable
System
Power (in
was)
Backup
Power (in
was)
Base
Power (in
was)
Available
PoE Power
(in was)
Ports
enabled for
PoE+
PSU
0
PSU
1
350 W AC –
350 350 0 175 175 5
350 W AC 350 W AC 700 350 350 175 175 5
350 W AC 715 W AC 1065 350 350 175 175 5
715 W AC – 715 715 0 175 540 18
715 W AC 715 W AC 1430 715 715 175 540 18
715 W AC 1100 W AC 1815 715 715 175 540 18
1100 W AC – 1100 1100 0 175 925 30
1100 W AC 1100 W AC 2200 1100 1100 175 925 30
1100 W AC 350 W AC 1450 350 350 175 175 5
Table 39 on page 103 lists the N + N power calculaon for EX4300-48MP and EX4300-48MP-S switches
that use 715 W, 1100 W, and 1400 W power supplies.
NOTE: When operang at low line conguraon, the 1400 W power supply operates as 1100 W
power supply.
102