Your search for "QSFP28" revealed the following:
Dell S5212F-ON-RA 12x 25GB SFP28 3x 100GB QSFP28 Back-to-Front Air OS10 Switch
SKU: NSB-0755
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 5,624.99
• Only 1 remaining
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NEW Dell Q28-100G-SR4-G2 14NV5 100GB BASE-SR4 850nm MMF QSFP28 Transceiver
SKU: NSN-9670
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 51.99
• Only 2 remaining
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Dell S5048F-ON 48x 25GB SFP28 6x 100GB QSFP28 Front-to-Back Airflow Switch
SKU: NSH-9619
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 521.99
• Only 2 remaining
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NEW Dell S5048F-ON 48x 25GB SFP28 6x 100GB QSFP28 Front-to-Back Airflow Switch
SKU: NSN-3364
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 2,349.99
• Only 2 remaining
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Juniper QFX5120-48Y-AFI 48x 25GB SFP28 8x 100GB QSFP28 B-F Airflow Switch
SKU: NSH-8248
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 8,156.99
• Only 1 remaining
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NEW Cisco N9K-C93600CD-GX 28x 100GB QSFP28 8x 400GB QSFP-DD F-B Airflow Switch
SKU: NSN-0184
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 13,437.99
• Only 1 remaining
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nVidia Mellanox MCX455A-ECAT 1x 100GB QSFP28 PCIe Gen 3.0 x16 NIC
SKU: NSB-8601
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 179.99
• Only 2 remaining
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Dell S5148F-ON-RA 210-ANCL 48x 25GB SFP28 6x 100GB QSFP28 B-F Air No OS10 Switch
SKU: NSB-6551
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 1,855.99
• Only 2 remaining
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NEW Cisco N77-F430CQ-36 Nexus 7700 F4-Series 30x 100GB QSFP28 Switch Line Card
SKU: NSN-0725
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 9,199.99
• Only 1 remaining
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NEW HPE Aruba JL366A CX 8400 Series 6x 100GB QSFP28 Switch Module
SKU: NSN-9242
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 8,682.99
• Only 2 remaining
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