---
manufacturer: MikroTik
model: CRS309-1G-8S+IN
slug: mikrotik-crs309-1g-8s-plus-in
part_number: CRS309-1G-8S+
is_full_depth: false
u_height: 1
interfaces:
  - name: sfp-sfpplus1
    label: SFP+ 1
    type: 10gbase-x-sfpp
  - name: sfp-sfpplus2
    label: SFP+ 2
    type: 10gbase-x-sfpp
  - name: sfp-sfpplus3
    label: SFP+ 3
    type: 10gbase-x-sfpp
  - name: sfp-sfpplus4
    label: SFP+ 4
    type: 10gbase-x-sfpp
  - name: sfp-sfpplus5
    label: SFP+ 5
    type: 10gbase-x-sfpp
  - name: sfp-sfpplus6
    label: SFP+ 6
    type: 10gbase-x-sfpp
  - name: sfp-sfpplus7
    label: SFP+ 7
    type: 10gbase-x-sfpp
  - name: sfp-sfpplus8
    label: SFP+ 8
    type: 10gbase-x-sfpp
  - name: ether1
    label: POE/BOOT
    type: 1000base-t
power-ports:
  - name: psu1
    label: DC 12-57V
    type: dc-terminal
    maximum_draw: 23
console-ports:
  - name: serial0
    label: CONSOLE
    type: rj-45
comments: Desktop switch with one Gigabit Ethernet port and eight SFP+ 10Gbps ports.