diff --git a/module-types/HPE/720478-B21.yaml b/module-types/HPE/720478-B21.yaml
new file mode 100644
index 0000000000..2c79d699f7
--- /dev/null
+++ b/module-types/HPE/720478-B21.yaml
@@ -0,0 +1,11 @@
+---
+manufacturer: HPE
+model: 720478-B21
+part_number: 720478-B21
+description: 500W Flex Slot Power Supply Kit for ProLiant G9
+weight: 1
+weight_unit: kg
+power-ports:
+  - name: '{module}'
+    type: iec-60320-c14
+    maximum_draw: 500