CAUTION: Do not mix:
• AC and DC power supplies in the same chassis
• Power supplies with dierent airow labels (AIR IN (AFI) and AIR OUT (AFO)) in the
same chassis.
• Fan modules with dierent airow labels (AIR IN (AFI) and AIR OUT (AFO)) in the
same chassis.
• Power supplies and fan modules with dierent airow labels (AIR IN (AFI) and AIR
OUT (AFO)) in the same chassis.
Characteriscs of an AC Power Supply
The AC power supplies for EX4300 switches are available in 350 W, 715 W, 1100 W, and 1400 W
models. Figure 42 on page 92 shows an AC power supply for EX4300 switches. The AC power supplies
support Power over Ethernet (PoE+) in EX4300-24P, EX4300-24P-S, EX4300-48P, EX4300-48P-S,
EX4300-48MP, and EX4300-48MP-S models.
Figure 42: AC Power Supply for EX4300 Switches
Table 30 on page 93 lists the details of the 350 W, 715 W, 1100 W, and 1400 W AC power supplies
used in EX4300 switches.
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