Your search for "PWR-500AC-F" revealed the following:

NEW Arista DCS-7280SR-48C6-M-F 48x 10GB SFP+ 6x 100GB QSFP F-B Airflow Switch

SKU: NSN-2365
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7050TX-72Q-F 48x 10GB Copper 6x 40GB QSFP+ F-B Airflow Switch

SKU: NSN-3995
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7160-32CQ-R 32x 100GB QSFP100 Back-to-Front Airflow Switch

SKU: NSN-3758
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Arista DCS-7280TRA-48C6-R 48x 10GB RJ45 6x 100GB QSFP28 AM B-F Switch Router

SKU: NSB-5389
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

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-7060SX2-48YC6-F 48x 25GB SFP25 6x 100GB QSFP F-B Airflow Switch

SKU: NSN-3765
Condition: New
Shipping: Overnight Options
Warranty: 365 days
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NEW Arista DCS-7050SX-72Q-R 48x 10GB SFP+ 6x 40GB QSFP+ Back-to-Front Air Switch

SKU: NSN-4910
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7280TR-48C6-F 48x 10GB Copper 6x 100GB QSFP28 F-B Airflow Switch

SKU: NSN-9773
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7280SE-68-F 48x 10GB SFP+ 2x 100GB QSFP100 F-B Airflow Switch

SKU: NSN-1667
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7060SX2-48YC6-R 48x 25GB SFP28 6x 100GB QSFP B-F Airflow Switch

SKU: NSN-5791
Condition: New
Shipping: Overnight Options
Warranty: 365 days