We don’t store product codes in our asset database but HP sometimes require it when you call them or access download areas online.
Rather than having to pull the server out of the rack and fiddle about trying to find the product code you can obtain it from the Insight Manager home page.
Go to the Insight manager home page of server, go to system configuration section, select System Summary (select Show All if not shown in the list), the Product code is listed under Asset Control Information section – Product Number: