diff --git a/board_types.txt b/board_types.txt
index 7aaa415711..7b0fbe6678 100644
--- a/board_types.txt
+++ b/board_types.txt
@@ -509,6 +509,8 @@ AP_HW_IOMCU_F103                     5711
 AP_HW_IOMCU_F103_8MHZ                5712  # some boards are clocked differently
 AP_HW_IOMCU_F100                     5713
 
+#IDs 5740-5749 reserved for Zenithra Tech
+AP_HW_ZenFC_H743                     5740 
 
 #IDs 5800-5809 reserved for Droneer
 AP_HW_DroneerF405                    5800