Your search for "PWR-1900-DC-R" revealed the following:
Arista DCS-7170-32CD-R 7170 Series 32x 100 Gigabit QSFP R-F Airflow Switch
SKU: NSH-8146
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 8,432.99
• Only 2 remaining
Call if you need more
Arista DCS-7050TX-128-R 96x 10GB Copper 8x 40GB QSFP+ B-F Airflow Switch
SKU: NSH-7728
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 704.99
• Only 2 remaining
Call if you need more
NEW Arista DCS-7170-32CD-R 7170 Series 32x 100 Gigabit QSFP R-F Airflow Switch
SKU: NSN-7490
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 8,619.99
• Only 2 remaining
Call if you need more
Arista HPE DCS-7260CX-64-F JH799A 64x 100GB QSFP100 2x 10GB SFP+ F-B Air Switch
SKU: NSH-9546
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 1,115.99
• Only 2 remaining
Call if you need more
Arista DCS-7050TX-128-F 96x 10GB Copper 8x 40GB QSFP+ F-B Airflow Switch
SKU: NSB-7554
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 793.99
• Only 2 remaining
Call if you need more
Arista DCS-7170-64C-F 7170 Series 64x 100GB QSFP28 Front-to-Back Airflow Switch
SKU: NSH-8135
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 2,817.99
• Only 2 remaining
Call if you need more
Arista HPE DCS-7260QX-64-R JH802A 64x 40GB QSFP+ 2x 10GB SFP+ B-F Air Switch
SKU: NSH-7481
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 219.99
• 5 in stock
Call if you need more
Arista HPE DCS-7260CX-64-R JH800A 64x 100GB QSFP100 2x 10GB SFP+ B-F Air Switch
SKU: NSH-7479
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 2,759.99
• Only 2 remaining
Call if you need more
Arista DCS-7170-32C-F 32x 100GB QSFP28 2x 10GB SFP+ F-B Airflow Switch
SKU: NSH-8139
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 20,756.99
• Only 1 remaining
Call if you need more
Arista DCS-7050TX2-128-F 96x 10GB Copper 8x 40GB QSFP+ F-B Airflow Switch
SKU: NSH-8187
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 587.99
• Only 2 remaining
Call if you need more