diff --git a/device-types/IBM/system_x3550_type_7978.yaml b/device-types/IBM/system_x3550_type_7978.yaml
new file mode 100644
index 00000000..5c757e92
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+++ b/device-types/IBM/system_x3550_type_7978.yaml
@@ -0,0 +1,31 @@
+---
+manufacturer: IBM
+model: System x3550 (Type 7978)
+slug: system_x3550_type_7978
+u_height: 1
+is_full_depth: true
+console-ports:
+  - name: Serial
+    type: de-9
+  - name: Front VGA
+    type: other
+  - name: Rear VGA
+    type: other
+console-server-ports:
+  - name: Front USB1
+    type: usb-a
+  - name: Front USB2
+    type: usb-a
+  - name: Rear USB1
+    type: usb-a
+  - name: Rear USB2
+    type: usb-a
+power-ports:
+  - name: Power 1
+    type: iec-60320-c14
+    maximum_draw: 670
+interfaces:
+  - name: TenGig-E 1
+    type: 10gbase-t
+  - name: TenGig-E 2
+    type: 10gbase-t