Your search for "MSN2100" revealed the following:

Nvidia Mellanox MSN2100-BB2RC 16x 40GB QSFP28 F-B Air (C2P) Cumulus Linux Switch

SKU: NSB-6770
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Nvidia Mellanox MSN2100-CB2FC 16x 100GB QSFP28 B-F Cumulus Linux Switch

SKU: NSN-0107
Condition: New
Shipping: Overnight Options
Warranty: 365 days