Your search for "QFX3600-I-16Q-AFO" revealed the following:

Juniper QFX3600-I-16Q-AFO 16x 40GB QSFP+ 2x 1GB SFP Front-to-Back Airflow Switch

SKU: NSB-0314
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days