---
manufacturer: MikroTik
model: CRS504-4XQ-IN
slug: mikrotik-crs504-4xq-in
part_number: CRS504-4XQ-IN
is_full_depth: false
airflow: front-to-rear
u_height: 1
comments: |
  [Product Page](https://mikrotik.com/product/crs504_4xq_in)

  Careful, there is only qsfp28-1-1, qsfp28-2-1, qsfp28-3-1 and qsfp28-4-1 interfaces for 100Gb, don't
  forget to add the other if you use breakout cables.
front_image: false
rear_image: false
is_powered: true
interfaces:
  - name: ether1
    type: 1000base-t
    mgmt_only: true
  - name: qsfp28-1-1
    type: 100gbase-x-qsfp28
  - name: qsfp28-2-1
    type: 100gbase-x-qsfp28
  - name: qsfp28-3-1
    type: 100gbase-x-qsfp28
  - name: qsfp28-4-1
    type: 100gbase-x-qsfp28
console-ports:
  - name: serial0
    type: rj-45
module-bays:
  - name: power1
    position: power1
    description: Power module
  - name: power2
    position: power2
    description: Power module
power-ports:
  - name: power3
    label: DC 36-57V
    type: dc-terminal
    maximum_draw: 41
  - name: power4
    label: DC 36-57V
    type: dc-terminal
    maximum_draw: 41