- NIC Ports QSFP28 Remove
Network Controllers
Discover a comprehensive selection of refurbished and new network controllers at Bargain Hardware, including Network Interface Cards (NIC), Host Bus Adapters (HBA), Host Channel Adapters (HCA), Converged Network Adapters (CNA), and more. Designed for enterprise systems like HP ProLiant and Dell PowerEdge servers, our network controllers deliver enterprise-class performance at unbeatable prices. With thousands of tested and ready-to-go cards, we provide cost-effective solutions for upgrading or expanding server connectivity.
Flexible Networking Solutions for Enterprise Systems
Our inventory includes single-port, dual-port, and quad-port network cards with PCIe compatibility, providing seamless integration into modern servers and workstations. We stock network controllers from trusted manufacturers such as Qlogic, Broadcom, Brocade, Emulex, and LSI, supporting Ethernet, Fibre Channel, and Infiniband technologies. Whether you need a Network Interface Card (NIC), a Converged Network Adapter (CNA), or a Host Bus Adapter (HBA), our solutions are available at discounted prices without compromising performance or reliability.
- ✓ Browse thousands of in-stock network controllers online now
- ✓ Professionally refurbished & quality tested
- ✓ Ready for immediate dispatch
- ✓ Fast UK, EU & worldwide shipping
- ✓ 90-Day RTB Warranty included
High-Performance Expansion Cards for Every Requirement
Whether you're upgrading an enterprise data centre, enhancing server connectivity, or building a high-performance home lab, our network controllers are designed to meet the most demanding requirements. With support for Fibre Channel, Ethernet, and Infiniband protocols, our adapters ensure compatibility with modern and legacy systems. We also offer blade network cards, mezzanine cards, GBICs, and Lights Out Management (LOM) cards for seamless integration into OEM systems.
Fast Delivery and Dependable Service
At Bargain Hardware, we are committed to providing affordable, high-quality refurbished network controllers backed by rigorous testing and expert support. With fast shipping to the UK, Europe, and worldwide, and a 90-Day Return to Base warranty included with all components, you can trust us to deliver cost-effective solutions for your networking needs.
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Mellanox ConnectX-4 MCX455A-ECAT Single Port - QSFP28 100G FH PCIe-3.0x16 HCA
- Part Number: MCX455A-ECAT, CX455A-ECAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x8
- Transfer Rate: 1Gbps, 10Gbps, 25Gbps, 40Gbps, 50Gbps, 100Gbps
- Connectivity: QSFP28
Excl. Tax £220.00Incl. Tax £264.00
In stock- Part Number: MCX455A-ECAT, CX455A-ECAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x8
- Transfer Rate: 1Gbps, 10Gbps, 25Gbps, 40Gbps, 50Gbps, 100Gbps
- Connectivity: QSFP28
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Mellanox ConnectX-4 MCX456B-ECAT Dual Port - QSFP28 100G LP PCIe-x16 HCA
- Part Number: MCX456B-ECAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x8
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £320.00Incl. Tax £384.00
In stock- Part Number: MCX456B-ECAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x8
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
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Mellanox ConnectX-4 VPI CX455A-FCAT Single Port - QSFP28 40Gbps LP PCIe-x16 NIC
- Part Number: MCX455A-FCAT, CX455A-FCAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 56Gbps
- Connectivity: QSFP28
Excl. Tax £400.00Incl. Tax £480.00
In stock- Part Number: MCX455A-FCAT, CX455A-FCAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 56Gbps
- Connectivity: QSFP28
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Mellanox ConnectX-5 MCX515A-CCAT Single Port - QSFP28 100G FH PCIe-x16 NIC
- Part Number: MCX515A-CCAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £200.00Incl. Tax £240.00
In stock- Part Number: MCX515A-CCAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
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Mellanox CX455A Single Port - 100Gbps LP PCIe-x16 QSFP28 NIC
- Part Number: CX455A-ECAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £200.00Incl. Tax £240.00
In stock- Part Number: CX455A-ECAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
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Nvidia Mellanox CX456A-ECAT Dual Port - QSFP28 100G LP PCIe-x16 HCA
- Part Number: MCX456A-ECAT, 900-9X4AC-0056-ST3
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £240.00Incl. Tax £288.00
In stock- Part Number: MCX456A-ECAT, 900-9X4AC-0056-ST3
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
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Nvidia Mellanox MCX516A-GCA Dual Port - 50GbE QSFP28 LP PCIe3.0-x16 NIC
- Part Number: MCX516A-GCAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x8
- Transfer Rate: 50Gbps
- Connectivity: QSFP28
Excl. Tax £450.00Incl. Tax £540.00
In stock- Part Number: MCX516A-GCAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x8
- Transfer Rate: 50Gbps
- Connectivity: QSFP28
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Nvidia Mellanox MCX556A Dual Port - QSFP28 100GbE FH PCIe-x16 ConnectX-5 Ethernet
- Part Number: MCX556A-ECAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £290.00Incl. Tax £348.00
In stock- Part Number: MCX556A-ECAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
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Nvidia Mellanox MCX556A-EDAT Dual Port - QSFP28 100G LP PCIe-x16 NIC
- Part Number: MCX556A-EDAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £380.00Incl. Tax £456.00
In stock- Part Number: MCX556A-EDAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
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SuperMicro AOC-A100G-B2CM Dual Port - QSFP28 100G OCP3.0 4C+ SFF NIC
- Part Number: AOC-A100G-B2CM
- Brand: Supermicro
- Interface: OCP3 4C+ SFF
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £500.00Incl. Tax £600.00
In stock- Part Number: AOC-A100G-B2CM
- Brand: Supermicro
- Interface: OCP3 4C+ SFF
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
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Mellanox ConnectX-4 MCX416A-CCAT Dual Port - QSFP28 100G FH PCIe-x16 CNA
- Part Number: MCX416A-CCAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x8
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £95.00Incl. Tax £114.00
In stock- Part Number: MCX416A-CCAT
- Brand: Mellanox
- Interface: PCI Express 3.0 x8
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
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Mellanox MCX516A-CDAT Dual Port - QSFP28 100G LP PCIe 4.0-x16 NIC
- Part Number: MCX516A-CDAT
- Brand: Mellanox
- Interface: PCI Express x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28
Excl. Tax £350.00Incl. Tax £420.00
In stock- Part Number: MCX516A-CDAT
- Brand: Mellanox
- Interface: PCI Express x16
- Transfer Rate: 100Gbps
- Connectivity: QSFP28










