The item ID for Zumwalt II is 0014A21B
These are the spawn commands to give yourself Zumwalt II in Starfield.
Example spawn commands
Copy the command below and paste it into your Starfield game or server admin console to obtain.
Add item command: This command will spawn Zumwalt II in your inventory.
Place at me command: This command will spawn Zumwalt II in front of you.