diff --git a/device-types/Quantum/QXS-424.yaml b/device-types/Quantum/QXS-424.yaml
new file mode 100644
index 000000000..a1d4b0a90
--- /dev/null
+++ b/device-types/Quantum/QXS-424.yaml
@@ -0,0 +1,22 @@
+---
+manufacturer: Quantum
+model: QXS-424
+slug: quantum-qxs-424
+u_height: 2
+is_full_depth: true
+weight: 16.5
+weight_unit: kg
+airflow: front-to-rear
+subdevice_role: parent
+module-bays:
+  - name: PSU 1
+    label: PSU Slot 1
+    position: '1'
+  - name: PSU 2
+    label: PSU Slot 2
+    position: '2'
+device-bays:
+  - name: A
+    label: Controller Slot A
+  - name: B
+    label: Controller Slot B
diff --git a/device-types/Quantum/QXS-484.yaml b/device-types/Quantum/QXS-484.yaml
new file mode 100644
index 000000000..f3b4e64e7
--- /dev/null
+++ b/device-types/Quantum/QXS-484.yaml
@@ -0,0 +1,22 @@
+---
+manufacturer: Quantum
+model: QXS-484
+slug: quantum-qxs-484
+u_height: 5
+is_full_depth: true
+weight: 64
+weight_unit: kg
+airflow: front-to-rear
+subdevice_role: parent
+module-bays:
+  - name: PSU 1
+    label: PSU Slot 1
+    position: '1'
+  - name: PSU 2
+    label: PSU Slot 2
+    position: '2'
+device-bays:
+  - name: A
+    label: Controller Slot A
+  - name: B
+    label: Controller Slot B
diff --git a/device-types/Quantum/Xcellis-Workflow-Director-Gen2-12G.yaml b/device-types/Quantum/Xcellis-Workflow-Director-Gen2-12G.yaml
new file mode 100644
index 000000000..e7a98156d
--- /dev/null
+++ b/device-types/Quantum/Xcellis-Workflow-Director-Gen2-12G.yaml
@@ -0,0 +1,40 @@
+---
+manufacturer: Quantum
+model: Xcellis Workflow Director Gen2 12G
+slug: quantum-xcellis-workflow-director-gen2-12g
+u_height: 1
+is_full_depth: true
+console-ports:
+  - name: ServicePort
+    type: rj-45
+module-bays:
+  - name: PSU 1
+    label: PSU Slot 1
+    position: '1'
+  - name: PSU 2
+    label: PSU Slot 2
+    position: '2'
+interfaces:
+  - name: FC-1
+    type: 32gfc-sfp28
+  - name: FC-2
+    type: 32gfc-sfp28
+  - name: FC-3
+    type: 32gfc-sfp28
+  - name: FC-4
+    type: 32gfc-sfp28
+  - name: p1p1
+    type: 100gbase-x-qsfp28
+  - name: p1p2
+    type: 100gbase-x-qsfp28
+  - name: em1
+    type: 1000base-t
+  - name: em2
+    type: 1000base-t
+  - name: em3
+    type: 1000base-t
+  - name: em4
+    type: 1000base-t
+  - name: iLO
+    type: 1000base-t
+    mgmt_only: true
diff --git a/device-types/Quantum/Xcellis-Workflow-Extender-Gen2.yaml b/device-types/Quantum/Xcellis-Workflow-Extender-Gen2.yaml
new file mode 100644
index 000000000..694739fbe
--- /dev/null
+++ b/device-types/Quantum/Xcellis-Workflow-Extender-Gen2.yaml
@@ -0,0 +1,42 @@
+---
+manufacturer: Quantum
+model: Xcellis Workflow Extender Gen2
+slug: quantum-xcellis-workflow-extender-gen2
+u_height: 1
+weight: 15.01
+weight_unit: kg
+is_full_depth: true
+console-ports:
+  - name: ServicePort
+    type: rj-45
+module-bays:
+  - name: PSU 1
+    label: PSU Slot 1
+    position: '1'
+  - name: PSU 2
+    label: PSU Slot 2
+    position: '2'
+interfaces:
+  - name: FC-1
+    type: 32gfc-sfp28
+  - name: FC-2
+    type: 32gfc-sfp28
+  - name: FC-3
+    type: 32gfc-sfp28
+  - name: FC-4
+    type: 32gfc-sfp28
+  - name: p1p1
+    type: 100gbase-x-qsfp28
+  - name: p1p2
+    type: 100gbase-x-qsfp28
+  - name: em1
+    type: 1000base-t
+  - name: em2
+    type: 1000base-t
+  - name: em3
+    type: 1000base-t
+  - name: em4
+    type: 1000base-t
+  - name: iLO
+    type: 1000base-t
+    mgmt_only: true
diff --git a/elevation-images/Quantum/QXS-424-back.jpg b/elevation-images/Quantum/QXS-424-back.jpg
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index 000000000..52df3f245
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diff --git a/elevation-images/Quantum/QXS-424-front.jpg b/elevation-images/Quantum/QXS-424-front.jpg
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index 000000000..c877c3a25
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diff --git a/elevation-images/Quantum/QXS-484-back.jpg b/elevation-images/Quantum/QXS-484-back.jpg
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index 000000000..2e37ee66d
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diff --git a/elevation-images/Quantum/QXS-484-front.jpg b/elevation-images/Quantum/QXS-484-front.jpg
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index 000000000..6a9f4e451
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