Cisco N9348Y12C-SE1 Switch Hardware Installation Guide

Power Specifications

Updated: June 30, 2026

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Describes the specifications of the power supply modules supported by the N9348Y12C-SE1 switch.

By default, the N9348Y12C-SE1 switch is powered with two 650W power supply units (PSUs) in 1+1 mode.

Power specifications include the specifications for each type of power supply module.

650W AC Power Supply Specifications

These specifications apply to the following power supplies:

NXA-PAC-650W-PE
NXA-PAC-650W-PI


Specification	Description
AC input voltage	Nominal range: 100 and 240 V AC (Range: 90-132V AC, 180-264 V AC)
AC input frequency	Nominal range: 50 to 60 Hz (Range: 47-63 Hz)
Maximum AC input current	7.6 A at 100 V AC 3.65 A at 208 V AC
Maximum input volt-amperes	760 A at 100 V AC
Maximum output power per power supply	650W
Maximum inrush current	33 A (sub-cycle duration)
Maximum hold-up time	12 ms at 650 W
Power supply output voltage	12V DC
Power supply standby voltage	12V DC
Efficiency rating	Climate Savers Platinum Efficiency (80Plus Platinum-certified)
Form factor	RSP1

930W DC Power Supply Specifications

These specifications apply to the following power supplies:

NXA-PDC-930W-PE
NXA-PDC-930W-PI

Table 1.
Specification	Description
DC input voltage range	Nominal range: -48 to -60 VDC nominal (Range: -40 to -60 VDC
Maximum DC input current	23 A at -48 VDC
Maximum output power per power supply	930W
Maximum inrush current	35 A (sub-cycle duration)
Maximum hold-up time	8 ms at 930 W
Power supply output voltage	12 VDC
Power supply standby voltage	12 VDC
Efficiency rating	Greater than 92% at 50% load
Form factor	RSP1

1200W HVAC Power Supply Specifications

These specifications apply to the 1200 W high-voltage AC (N9K-PUV-1200W) power supplies.


Specification	Description
Input voltage: AC for 1230 W output	Nominal range: 200 to 277 V AC
AC input frequency	Nominal: 50 to 60 Hz (Range: 47-63 Hz)
Maximum inrush current	35 A (cold turn on); 70 A (hot turn on)
Maximum output Watts for 200 to 277 V AC	Per power supply: 1230 W
Power supply output voltage for 200 to 277 V AC	Per power supply: 12 V AC at 100 A
Power supply standby voltage	12 V at 2.5 A
Efficiency rating	Climate Savers Platinum Efficiency (80Plus Platinum-certified)
Form factor	RSP1

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