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HomeComputersNetworkingAll Wired NetworkingNetwork Cards & Adapters

Network Cards & Adapters

222 Items
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Wavlink WL-NWP004 10G Ethernet PCIe Adapter

Wavlink WL-NWP004 10G Ethernet PCIe Adapter

BH # WANWP004 MFR # WL-NWP004
Key Features
  • PCIe 3.0 x4 Host Interface
  • RJ45 Ethernet Port
  • Up to 10 Gb/s Data Throughput
  • Metal Sheilding
Available in other Styles, Configurations & Kits
$7999
In Stock
No Store Display
Free 2-Day Shipping
STL N-651 2-Port 2.5G Ethernet PCIe 2.1 Network Adapter
New Release

STL N-651 2-Port 2.5G Ethernet PCIe 2.1 Network Adapter

BH # STLN651 MFR # STL-N-651
Key Features
  • PCIe 2.1 Host Interface
  • 2 x 2.5G RJ45 Ethernet Ports
  • Realtek RTL8125B Controller
  • Includes Full & Low-Profile Brackets
Available in other Styles, Configurations & Kits
$7999
New Item - Coming Soon
No Store Display
Free 2-Day Shipping

StarTech VGA and Gigabit Ethernet Adapter Kit for Lenovo ThinkPad X1 Carbon

BH # STLENX1MDPUG MFR # LENX1MDPUGBK
Key Features
  • For Lenovo ThinkPad X1 Carbon Laptop
  • 1 x Mini DisplayPort to VGA Adapter
  • 1 x USB 3.0 Gigabit Ethernet Adapter
  • Supports 1920 x 1200 Resolution Video
See All Details
$8999
Special Order
Expected availability: 7-14 Business Days
No Store Display
Free Standard Shipping

QNAP QXG-5G1T-111C Single-Port 5GbE PCIe Network Expansion Card

BH # QNQXG5G1T111 MFR # QXG-5G1T-111C
8 Reviews
Key Features
  • PCIe 3.0 x1 Host Interface
  • 1 x 5GbE Port
  • Backward Compatible
  • Includes Multiple Brackets
See All Details
$9900
In Stock
No Store Display
Free 2-Day Shipping

STL N-390 2-Port Gigabit Ethernet PCIe Network Adapter Card

BH # STLN390 MFR # STL-N-390
Key Features
  • 2 x Gigabit RJ45 Ethernet Ports
  • PCIe 2.1 x4 Host Connection
  • Includes Low-Profile Bracket
  • Intel I350-AM2 Chip
Available in other Styles, Configurations & Kits
$9999
In Stock
No Store Display
Free 2-Day Shipping
New Release

STL N-451 4-Port Gigabit Ethernet PCIe 2.0 Network Adapter

BH # STLN451 MFR # STL-N-451
Key Features
  • PCIe 2.0 x4 Host Interface
  • 4 x Gigabit RJ45 Ethernet Ports
  • Works with Windows & Linux
See All Details
Available in other Styles, Configurations & Kits
$11999
New Item - Coming Soon
No Store Display
Free 2-Day Shipping

Sonnet Solo10G V2 10G SFP+ PCIe Card

BH # SOG10ESFP1XN MFR # G10E-SFP-1XN-E3
Key Features
  • PCIe 3.0 x8 Interface
  • 1 x SFP+ Port
  • Up to 10 Gb/s Data Throughput
  • Low-Profile & Full-Height Brackets
$11999
Temporarily Out of Stock
Expected availability: Jul 09, 2026
No Store Display
Free 2-Day Shipping

QNAP 2-Port SFF-8088 SATA III Host Bus Adapter for QNAP NAS Arrays

BH # QNP800ESA116 MFR # QXP-800ES-A1164
Key Features
  • 2 x SFF-8088 Ports
  • PCIe 3.0 x4 Interface
  • Supports 8 SATA III Drives
  • ASMedia ASM1164 Controller
Available in other Styles, Configurations & Kits
$12900
Special Order
Expected availability: 7-10 Business Days
No Store Display
Free Standard Shipping

STL N-700 2-Port 2.5G Ethernet PCIe Network Adapter Card

BH # STLN700 MFR # STL-N-700
Key Features
  • 2 x 2.5G RJ45 Ethernet Ports
  • PCIe 2.0 x2 Host Connection
  • Intel vPro Support
  • Includes Low-Profile Bracket
$12999
In Stock
No Store Display
Free 2-Day Shipping

STL N-580 4-Port Gigabit Ethernet PCIe Network Adapter Card

BH # STLN580 MFR # STL-N-580
Key Features
  • 4 x Gigabit RJ45 Ethernet Ports
  • PCIe x4 Host Connection
  • Includes Low-Profile Bracket
  • Intel I350-AM4 Chip
Available in other Styles, Configurations & Kits
$13999
In Stock
No Store Display
Free 2-Day Shipping

QNAP Quad-Port 2.5GbE PCIe Network Expansion Card

BH # QNQXG4TI225 MFR # QXG-2G4T-I225
Key Features
  • PCIe 2.0 x4 Host Interface
  • 4 x 2.5GbE Ports
  • Backward Compatible
  • Low-Profile Bracket Pre-Installed
Available in other Styles, Configurations & Kits
$14900
In Stock
No Store Display
Free 2-Day Shipping
New Release

STL N-670 1-Port 10G SFP+ PCIe 3.0 Network Adapter

BH # STLN670 MFR # STL-N-670
Key Features
  • PCIe 3.0 x4 Host Interface
  • 10G SFP+ Slot
  • Aquantia AQC100S Controller
  • Windows, Windows Server, macOS, Linux
See All Details
$14999
New Item - Coming Soon
No Store Display
Free 2-Day Shipping
New Release

STL N-660 4-Port 2.5G Ethernet PCIe 2.0 Network Adapter

BH # STLN660 MFR # STL-N-660
Key Features
  • PCIe 2.0 x4 Host Interface
  • 4 x 2.5G RJ45 Ethernet Ports
  • Realtek RTL8125B Controller
  • Includes Full & Low-Profile Brackets
Available in other Styles, Configurations & Kits
$14999
New Item - Coming Soon
No Store Display
Free 2-Day Shipping

StarTech ST1000SPEX43 4-Port PCIe Gigabit Network Adapter Card

BH # ST1000SPEX43 MFR # ST1000SPEX43
Key Features
  • PCI Express Bus Type
  • Standard Profile Card Type
  • IEEE 802.3/3u/3ab Standards Compatible
  • 4 x RJ-45 Gigabit Ethernet Ports
$15527
In Stock
No Store Display
Free 2-Day Shipping

STL N-810 4-Port 2.5G Ethernet PCIe Network Adapter Card

BH # STLN810 MFR # STL-N-810
Key Features
  • 4 x 2.5G RJ45 Ethernet Ports
  • PCIe 2.0 x4 Host Connection
  • Intel vPro Support
  • Includes Low-Profile Bracket
$17999
In Stock
No Store Display
Free 2-Day Shipping

StarTech 1-Port PCIe 10GBase-T & NBASE-T Ethernet Network Card

BH # ST10GSPEXNB MFR # ST10GSPEXNB
1 Review
See All Details
$19695
Special Order
Expected availability: 2-4 Weeks
No Store Display
Free Standard Shipping
This item cannot be canceled or returned.

STL N-520 2-Port 10G SFP+ PCIe Network Adapter Card

BH # STLN520 MFR # STL-N-520
Key Features
  • 2 x 10G SFP+ Ports
  • PCIe 2.0 x8 Host Connection
  • Includes Low-Profile Bracket
  • PXE Boot
$19999
In Stock
No Store Display
Free 2-Day Shipping
New Release

STL N-1220 2-Port 10G SFP+ OCP 3.0 Network Adapter

BH # STLN1220 MFR # STL-N-1220
Key Features
  • OCP 3.0 Form Factor
  • PCIe 3.0 x8 Host Interface
  • 2 x 10G SFP+ Slots
  • TruFlow Technology
$19999
In Stock
No Store Display
Free 2-Day Shipping

StarTech PEX1000SFP2 PCIe Gigabit Fiber Network Card with SFP

BH # STPEX1000SFP MFR # PEX1000SFP2
Key Features
  • 1 x Open SFP Port
  • PCIe x1 Host Interface
  • Supports Most Gigabit SFP Transceivers
  • Up to 2 Gb/s Full-Duplex Data Throughput
$20499
Special Order
Expected availability: 2-4 Weeks
No Store Display
Free Standard Shipping
This item cannot be canceled or returned.
New Release

STL N-1230 1-Port 25G SFP28 OCP 3.0 Network Adapter

BH # STLN1230 MFR # STL-N-1230
Key Features
  • OCP 3.0 Form Factor
  • PCIe 3.0 x8 Host Interface
  • 25G SFP28 Slot
  • TruFlow Technology
Available in other Styles, Configurations & Kits
$21999
In Stock
No Store Display
Free 2-Day Shipping

QNAP QXG-10G2T 2-Port 10G RJ45 PCIe 3.0 Network Adapter Card

BH # QNQXG10G2T MFR # QXG-10G2T
1 Review
Key Features
  • 2 x 10G RJ45 Ports
  • Up to 20 Gb/s Total Throughput
  • PCIe 3.0 x4 Connection
  • Includes Various Brackets
$26900
Temporarily Out of Stock
Expected availability: Jul 10, 2026
No Store Display
Free 2-Day Shipping

Sonnet Dual-Port SFP28 10 Gigabit Ethernet PCIe Card with Two SFP28 Transceivers

BH # SOG10ES2XME3 MFR # G10E-SFP-2XM-E3
Key Features
  • 2 x 10GbE SFP28 Transceivers
  • LC Connector
  • Simple and Quick Installation
  • Windows, Mac, and Linux Compatible
See All Details
$27999
Special Order
Expected availability: 2-4 Weeks
No Store Display
Free Standard Shipping
Open Box for $195.00

Promise Technology SANLink3 N1 Thunderbolt 3 Bridge Adapter

BH # PRSL3N1GL MFR # SL3N1GL
Key Features
  • 1 x Thunderbolt 3 Port
  • 1 x NBASE-T Ethernet Port
  • Transfer Rates up to 1250 MB/s
  • 802.3an/bz/ab/u Network Protocols
$28900
Special Order
Expected availability: 2-4 Weeks
No Store Display
Free Standard Shipping
This item cannot be canceled or returned.
New Release

STL N-1240 2-Port 25G SFP28 OCP 3.0 Network Adapter

BH # STLN1240 MFR # STL-N-1240
Key Features
  • OCP 3.0 Form Factor
  • PCIe 3.0 x8 Host Interface
  • 2 x 25G SFP28 Slots
  • TruFlow Technology
Available in other Styles, Configurations & Kits
$29999
In Stock
No Store Display
Free 2-Day Shipping

OWC 2-Port 10G Ethernet PCIe 3.0 x4 Adapter Card

BH # OWCPCIE10GB2 MFR # OWCPCIE10GB2
Key Features
  • PCIe 3.0 x4 Host Connection
  • 2 x 10G Ethernet Ports
  • Up to 10 Gb/s Throughput
  • AVB Ready
$29999
In Stock
No Store Display
Free 2-Day Shipping
New Release

STL N-560 1-Port 40G QSFP+ PCIe 3.0 Network Adapter

BH # STLN560 MFR # STL-N-560
Key Features
  • PCIe 3.0 x8 Host Interface
  • 1 x 40G QSFP+ Slot
  • Intel XL710-BM Controller
  • Works with Windows Server & Linux
See All Details
Available in other Styles, Configurations & Kits
$32999
In Stock
No Store Display
Free Expedited Shipping

STL N-460 4-Port 10G SFP+ PCIe Network Adapter Card

BH # STLN460 MFR # STL-N-460
Key Features
  • 4 x 10G SFP+ Ports
  • PCIe 3.0 x8 Host Connection
  • Intel XL710 Chip
  • PXE Boot
$34999
In Stock
No Store Display
Free Expedited Shipping

STL N-440 2-Port 10G Ethernet PCIe Network Adapter Card

BH # STLN440 MFR # STL-N-440
Key Features
  • 2 x 10G RJ45 Ethernet Ports
  • PCIe 3.0 x4 Host Connection
  • Includes Low-Profile Bracket
  • Works with Windows & Linux
See All Details
$34999
In Stock
No Store Display
Free Expedited Shipping
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