The SKU's are listed in the bottom of the datasheets. Although for some reason, the MS datasheet doesn't contain the MS425 license SKU. I often use this website as an all in one place for confirming SKU's Cisco Meraki Licensing and Renewal Licenses | CloudWifiWorks.com SKU's: Switch: MS425-32-HW License: LIC-MS425-32-1YR (For a 1 year license) SFP: Varies depending on type - Small-Form Factor Pluggable (SFP) and Stacking Accessories - Cisco Meraki ... View more