Your search for "pwr-500ac-f" revealed the following:
NEW Arista DCS-7020SR-24C2-R 24x 10GB SFP+ 2x 100GB QSFP B-F Air Switch
SKU: NSN-4912
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7050SX3-48YC12-F 48x 25GB SFP28 12x 100GB QSFP100 F-B Air Switch
SKU: NSN-3615
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7050QX-32S-R 32x 40GB QSFP+ 4x 10GB SFP+ Back-to-Front Air Switch
SKU: NSN-1736
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7050TX-96-F 48x 10GB Copper 12x 40GB (4x MXP) F-B Air Switch
SKU: NSN-4118
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7060CX-32S-F HPE JH576A 32x 100GB QSFP 2x 10GB SFP+ F-B Switch
SKU: NSN-2424
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7050SX-72Q-F 48x 10GB SFP+ 6x 40GB QSFP+ Front-to-Back Air Switch
SKU: NSN-2402
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7050SX2-72Q-F 48x 10GB SFP+ 6x 40GB QSFP+ F-B Airflow Switch
SKU: NSN-2393
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Arista DCS-7050TX-72-F 48x 10GB Copper 6x 40GB (2xMXP) F-B Airflow Switch
SKU: NSH-7464
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7050QX2-32S-F 32x 40GB QSFP+ 4x 10GB SFP+ F-B Airflow Switch
SKU: NSN-2435
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7050TX-48-F 32x 10GB Copper 4x 40GB QSFP+ F-B Airflow Switch
SKU: NSN-3974
Condition: New
Shipping: Overnight Options
Warranty: 365 days