diff --git a/README.md b/README.md
index c85dbd2..0ab00bd 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ Qua | Part # | MFG # | Description | Price
 6 | WM18518CT-ND | 39000181 | CONN SOCKET 18-24AWG CRIMP GOLD | 0.573
 3 | WM3800-ND | 39281023 | CONN HEADER VERT 2POS | 0.578  
 1 | VOS618A-3X001TCT-ND | VOS618A-3X001T | OPTOISOLATOR 3.75KV TRANS 4-SSOP | 0.66
-1 | TBD | TBD | Plastic Box | ?
+1 | HM230-ND | 1594EBK | Plastic Box | 17.32
 1 | 2057-IEC-A-1-ND | IEC-A-1 | IEC C13 receptacle | 1.14
 1 | 486-3-119-052-ND | 3-119-052 | NEMA 5-15 receptacle | 1.40
 1 | TBD | TBD | sensor cable connector | ?