diff --git a/device-types/Arista/DCS-7289R3A-SC-F.yaml b/device-types/Arista/DCS-7289R3A-SC-F.yaml
new file mode 100644
index 000000000..7bd1d0a43
--- /dev/null
+++ b/device-types/Arista/DCS-7289R3A-SC-F.yaml
@@ -0,0 +1,43 @@
+---
+manufacturer: Arista
+model: DCS-7289R3A-SC-F
+slug: arista-dcs-7289r3a-sc-f
+part_number: DCS-7289R3A-SC-F
+u_height: 4
+weight: 16.3
+weight_unit: kg
+airflow: front-to-rear
+is_full_depth: false
+comments: '[Arista 7280R3A Modular Series / 7289R3A-SC 100/200/400G Data Center Switches](https://www.arista.com/assets/data/pdf/Datasheets/7280R3A-Modular-Datasheet.pdf)'
+module-bays:
+# supports Power Supplies PWR-1900-AC/DC
+  - name: PSU 1
+    position: '1'
+  - name: PSU 2
+    position: '2'
+  - name: PSU 3
+    position: '3'
+  - name: PSU 4
+    position: '4'
+# supports Supervisor Modules DCS-7289-SUP-D, DCS-7289-SUPS-D
+  - name: Supervisor1
+    position: '1'
+# supports Interface Modules DCS-7368-16S, DCS-7358-16C, DCS-7368-4D, DCS-7368-4P
+  - name: Linecard2
+    position: '2'
+  - name: Linecard3
+    position: '3'
+  - name: Linecard4
+    position: '4'
+  - name: Linecard5
+    position: '5'
+  - name: Linecard6
+    position: '6'
+  - name: Linecard7
+    position: '7'
+  - name: Linecard8
+    position: '8'
+  - name: Linecard9
+    position: '9'
+  - name: Linecard10
+    position: '10'
diff --git a/module-types/Arista/DCS-7289-SUP.yaml b/module-types/Arista/DCS-7289-SUP.yaml
new file mode 100644
index 000000000..3d0ea0bb5
--- /dev/null
+++ b/module-types/Arista/DCS-7289-SUP.yaml
@@ -0,0 +1,17 @@
+---
+manufacturer: Arista
+model: DCS-7289-SUP
+part_number: DCS-7289-SUP
+comments: '[Arista 7280R3A Modular Series / 7289R3A-SC 100/200/400G Data Center Switches](https://www.arista.com/assets/data/pdf/Datasheets/7280R3A-Modular-Datasheet.pdf)'
+console-ports:
+  - name: Console
+    type: rj-45
+  - name: USB
+    type: usb-a
+interfaces:
+  - name: Management{module}/1
+    type: 1000base-t
+    mgmt_only: true
+  - name: Management{module}/2
+    type: 1000base-x-sfp
+    mgmt_only: true
diff --git a/module-types/Arista/DCS-7368-16S.yaml b/module-types/Arista/DCS-7368-16S.yaml
new file mode 100644
index 000000000..2aab12b3e
--- /dev/null
+++ b/module-types/Arista/DCS-7368-16S.yaml
@@ -0,0 +1,38 @@
+---
+manufacturer: Arista
+model: DCS-7368-16S
+part_number: DCS-7368-16S
+comments: '[Arista 7368 Series Overview](https://www.arista.com/en/qsg-7368x-series/7368x-series-overview)'
+interfaces:
+  - name: Ethernet{module}/1
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/2
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/3
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/4
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/5
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/6
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/7
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/8
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/9
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/10
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/11
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/12
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/13
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/14
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/15
+    type: 25gbase-x-sfp28
+  - name: Ethernet{module}/16
+    type: 25gbase-x-sfp28
diff --git a/module-types/Arista/DCS-7368-4P.yaml b/module-types/Arista/DCS-7368-4P.yaml
new file mode 100644
index 000000000..fe0878289
--- /dev/null
+++ b/module-types/Arista/DCS-7368-4P.yaml
@@ -0,0 +1,15 @@
+---
+manufacturer: Arista
+model: DCS-7368-4P
+part_number: DCS-7368-4P
+comments: '[Arista 7368 Series Overview](https://www.arista.com/en/qsg-7368x-series/7368x-series-overview)'
+interfaces:
+# QSFPDD(400G) ports can be broke into 4x100 with a model of [1-16]/[1-4]
+  - name: Ethernet{module}/1/1
+    type: 400gbase-x-osfp
+  - name: Ethernet{module}/2/1
+    type: 400gbase-x-osfp
+  - name: Ethernet{module}/3/1
+    type: 400gbase-x-osfp
+  - name: Ethernet{module}/4/1
+    type: 400gbase-x-osfp