Your search for "QFX10000-30C-M" revealed the following:

Juniper QFX10000-30C-M QFX 10000 Series 30x 100GB QSFP28 MACsec Switch Line Card

SKU: NSH-9971
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper QFX10000-30C-M QFX 10000 30x 100GB QSFP28 MACsec Switch Line Card

SKU: NSN-3770
Condition: New
Shipping: Overnight Options
Warranty: 365 days