Your search for "MSX1012B-2BFS" revealed the following:
Nvidia Mellanox MSX1012B-2BFS 12x 40GB QSFP+ B-F Airflow (P2C) Onyx Switch
SKU: NSB-1058
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 881.99
• Only 2 remaining
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NEW Mellanox MSX1012B-2BFS 12x 40GB QSFP+ B-F Airflow (P2C) Onyx Switch
SKU: NSN-0622
Condition: New
Shipping: Overnight Options
Warranty: 365 days