# (c) 2026 NetBox Labs, Inc.
# Licensed under the NetBox Limited Use License v1.0
# https://netboxlabs.com/ndx/license
# Community DTL portions licensed under Apache 2.0:
# https://github.com/netbox-community/devicetype-library
---
manufacturer: Inspur
model: CN12900
slug: inspur-cn12900
part_number: CN12900
u_height: 2
is_full_depth: true
airflow: front-to-rear
comments: '[Inspur CN12900 400G/800G Spine Switch](https://en.inspur.com/en/2822491/2822493/index.html)'
interfaces:
- name: Ethernet1
  type: 800gbase-x-osfp
- name: Ethernet2
  type: 800gbase-x-osfp
- name: Ethernet3
  type: 800gbase-x-osfp
- name: Ethernet4
  type: 800gbase-x-osfp
- name: Ethernet5
  type: 800gbase-x-osfp
- name: Ethernet6
  type: 800gbase-x-osfp
- name: Ethernet7
  type: 800gbase-x-osfp
- name: Ethernet8
  type: 800gbase-x-osfp
- name: Ethernet9
  type: 800gbase-x-osfp
- name: Ethernet10
  type: 800gbase-x-osfp
- name: Ethernet11
  type: 800gbase-x-osfp
- name: Ethernet12
  type: 800gbase-x-osfp
- name: Ethernet13
  type: 800gbase-x-osfp
- name: Ethernet14
  type: 800gbase-x-osfp
- name: Ethernet15
  type: 800gbase-x-osfp
- name: Ethernet16
  type: 800gbase-x-osfp
- name: Ethernet17
  type: 800gbase-x-osfp
- name: Ethernet18
  type: 800gbase-x-osfp
- name: Ethernet19
  type: 800gbase-x-osfp
- name: Ethernet20
  type: 800gbase-x-osfp
- name: Ethernet21
  type: 800gbase-x-osfp
- name: Ethernet22
  type: 800gbase-x-osfp
- name: Ethernet23
  type: 800gbase-x-osfp
- name: Ethernet24
  type: 800gbase-x-osfp
- name: Ethernet25
  type: 800gbase-x-osfp
- name: Ethernet26
  type: 800gbase-x-osfp
- name: Ethernet27
  type: 800gbase-x-osfp
- name: Ethernet28
  type: 800gbase-x-osfp
- name: Ethernet29
  type: 800gbase-x-osfp
- name: Ethernet30
  type: 800gbase-x-osfp
- name: Ethernet31
  type: 800gbase-x-osfp
- name: Ethernet32
  type: 800gbase-x-osfp
- name: Management0
  type: 1000base-t
  mgmt_only: true
console-ports:
- name: Console
  type: rj-45
power-ports:
- name: PSU0
  type: iec-60320-c16
- name: PSU1
  type: iec-60320-c16
module-bays:
- name: PSU0
  position: PSU0
- name: PSU1
  position: PSU1
