---
manufacturer: Synology
model: RS2421+
slug: synology-rs2421-plus
part_number: RS2421+
u_height: 2
is_full_depth: true
comments: '[RS2421 Series Datasheet](https://www.synology.com/en-us/products/RS2421+#specs)'
power-ports:
  - name: PSU 1
    type: iec-60320-c14
interfaces:
  - name: Ethernet 1
    type: 1000base-t
  - name: Ethernet 2
    type: 1000base-t
  - name: Ethernet 3
    type: 1000base-t
  - name: Ethernet 4
    type: 1000base-t
