diff --git a/molex/70246-3404.yaml b/molex/70246-3404.yaml
index 9285035..9f25eb5 100644
--- a/molex/70246-3404.yaml
+++ b/molex/70246-3404.yaml
@@ -14,7 +14,7 @@ housing:
   options: polarized
   bodyWidth: 8.89
   bodyLength: 50.8
-  height: 7.11
+  height: 9.27
 
   holeDiameter: 1.14
   rowCount: 17
diff --git a/molex/70246-4004.yaml b/molex/70246-4004.yaml
new file mode 100644
index 0000000..60d51d6
--- /dev/null
+++ b/molex/70246-4004.yaml
@@ -0,0 +1,22 @@
+name: 70246-4004
+description: 2.54mm Pitch Header, Low Profile, Dual Row, Vertical, Shrouded, 40 Circuits
+datasheet: http://www.molex.com/pdm_docs/sd/702463404_sd.pdf
+keywords: Connector, Male
+
+pinout: 1-40
+
+schematic:
+  symbol: connector
+  options: square-pin
+
+housing:
+  pattern: custom
+  options: polarized
+  bodyWidth: 8.89
+  bodyLength: 58.42
+  height: 9.27
+
+  holeDiameter: 1.14
+  rowCount: 20
+  columnCount: 2
+  pitch: 2.54