1100 W
Maximum output power
50 to 60 Hz
Frequency
1+1 redundant
Redundancy
92%
Efficiency at 50% load
DC Power Supply
The power supplies can supply up to 950 W of power across the input voltage range. The load is shared when
both power supply modules are plugged in and running at the same time. The power supply modules are
hot-swappable.
Table 8: DC Power Supply Module Hardware Specifications
Specification
Description
-40 to -60 V DC
Input voltage
26 A (at 40 V DC)
The system power requirements are lower than the power
supply module capabilities. See
for the system power requirements.
Note
Maximum current
950 W
Maximum output power
1+1 redundant
Redundancy
92%
Efficiency at 50% load
Power Supply Module LEDs
The following figure shows the two-color power supply LEDs. The LEDs are located on the upper right side.
Figure 13: Power Supply Module LEDs
Cisco Firepower 4110, 4120, 4140, and 4150 Hardware Installation Guide
22
Overview
Power Supply Modules