Juniper QFX5100 - Figure 31: DC Power Supply in QFX5100 Devices; Figure 32: DC Power Supply for QFX5100-96 S Devices

The DC power supply in 1 U product SKUs of QFX5100 is 650 W with dual feeds for power
resiliency. The DC power supply in the 2 U product SKU, QFX5100-96S, is 850 W with
dual feeds for power resiliency. Both power supplies have a similar design. See
Figure 31 on page 50 for an example of the 1 U design and Figure 32 on page 50 for an
example of the 2 U power supply.
Figure 31: DC Power Supply in QFX5100 Devices
3—1— Security latchTerminal block
4—2— HandleESD grounding point
Figure 32: DC Power Supply for QFX5100-96S Devices
3—1— Security latchTerminal block
4—2— HandleESD grounding point
NOTE: The DC power supply in the switch has four terminals labeled V-, V-,
V+, and V+ (see Figure 33 on page 51) for connecting DC power source cables
labeled positive (+) and negative (–).
Copyright © 2016, Juniper Networks, Inc.50
QFX5100 Switch Hardware Guide