Your search for "C9500-12Q" revealed the following:
NEW Cisco C9500-12Q-A Catalyst 9500 12x 40GB QSFP+ Front-to-Back Airflow Switch
SKU: NSN-4266
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 1,879.99
• Only 1 remaining
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Cisco C9500-12Q-E Catalyst 9500 12x 40GB QSFP+ Front-to-Back Airflow Switch
SKU: NSH-8340
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 489.99
• Only 2 remaining
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Cisco C9500-12Q-A Catalyst 9500 12x 40GB QSFP+ Front-to-Back Airflow Switch
SKU: NSH-8341
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 489.99
• Only 2 remaining
Call if you need more
NEW Cisco C9500-12Q-E Catalyst 9500 12x 40GB QSFP+ Front-to-Back Airflow Switch
SKU: NSN-3582
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 1,879.99
• Only 1 remaining
Call if you need more