---
manufacturer: Juniper
model: MX304
slug: juniper-mx304-base
part_number: MX304-BASE
u_height: 2
weight: 30
weight_unit: kg
airflow: front-to-rear
front_image: true
rear_image: true
is_full_depth: true
comments: '[Juniper MX304 Data Sheet](https://www.juniper.net/us/en/products/routers/mx-series/mx304-universal-routing-platform-datasheet.html)'
module-bays:
  - name: Power Supply 0
    position: PSU 0
  - name: Power Supply 1
    position: PSU 1
  - name: Fan tray 0
    position: '0'
  - name: Fan tray 1
    position: '1'
  - name: Fan tray 2
    position: '2'
  - name: RE 0
    position: RE 0
  - name: RE1 / LMIC 2
    position: RE1 / LMIC 2
  - name: LMIC 0
    position: LMIC 0
  - name: LMIC 1
    position: LMIC 1