Your search for "pwr-500ac-r" revealed the following:

NEW Arista DCS-7160-48YC6-F 48x 25GB SFP+ 6x 100GB QSFP Front-to-Back Air Switch

SKU: NSN-2382
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7020TR-48-F 48x GE RJ45 6x 10G SFP+ F-B Airflow Switch

SKU: NSN-2447
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7280SRA-48C6-F 7280R 48x 10G SFP+ 6x 100G QSFP F-B Air Switch

SKU: NSN-4309
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-7280SE-64-R 48x 10GB SFP+ 4x 40GB QSFP+ Back-to-Front Air Switch

SKU: NSN-0084
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7050SX-96-F 48x 10GB SFP+ 4x MXP Front-to-Back Airflow Switch

SKU: NSN-2519
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-7280SR-48C6-M-R 48x 10GB SFP+ 6x 100GB QSFP28 B-F Airflow Switch

SKU: NSN-0397
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7160-48TC6-F 48x 10GB Copper 6x 100GB QSFP F-B Air Switch

SKU: NSN-2432
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Arista DCS-7060CX-32S-F HPE JH576A 32x 100GB QSFP28 2x 10GB SFP+ F-B Air Switch

SKU: NSH-7470
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days