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High Performance Network Cables

Find high performance network cables for wired connections between computers, routers, switches, and other compatible devices. Compare Ethernet cables by category, length, and supported data speeds to choose an option that fits your setup and your network’s capabilities.

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  1. Sanoxy - Cat 8 Ethernet RJ45 LAN Cable Super Speed 40Gbps Patch Network Gold Plated 50ft - Black

    SKU: B32CQXWLP2

    Product Description

    A high-speed black Ethernet cable with gold-plated RJ45 connectors, supporting 40Gbps and 2000MHz bandwidth.
    See all Ethernet Cables
    Your price for this item is $64.99

  2. Best Buy essentials™ - 10' Cat-6 Ethernet Cable - Blue

    SKU: J2FPJKYWJP

    Love the Best Buy...I received the item very fast and in great condition....I love shopping I’m Best Buy next 86 inch TV, then a game in one and three sets Samsung sound bar and...woofer love Best Buy...Works...

    Product Description

    A durable blue Cat-6 Ethernet cable with gold-plated RJ45 connectors for fast, reliable network connections.
    See all Ethernet Cables
    Your price for this item is $6.99

  3. Best Buy essentials™ - 25' Cat-6 Ethernet Cable - Blue

    SKU: J2FPJKYWJ2

    Best 25 get off cable I’ve ever seen. I absolutely love it....Best of the best...From the beginning to the end service is great, it’s a wonderful experience, keep it up your good work.... you guys named...

    Product Description

    A durable blue Cat-6 Ethernet cable with gold-plated RJ45 connectors for fast, reliable network connections.
    See all Ethernet Cables
    Your price for this item is $9.99

  4. NETGEAR - 5-Port 10/100/1000 Gigabit Ethernet Unmanaged Switch - Blue

    SKU: J2VY7Y9595

    Netgear makes great products and Best Buy offers good prices. Thanks, Best Buy....I trust Best Buy when I purchase from it. Love Best Buy....Great Ethernet Switch...Great Purchase

    Product Description

    A blue metal unmanaged switch with five Gigabit Ethernet ports, energy efficiency, and wall-mount capability.
    See all Network Switches
    Your price for this item is $39.99

  5. Insignia™ - 25 ft. Cat 6A Ethernet Cable - Gray

    SKU: J2FPJK9GZT

    Worth Getting at Best Buy then Amazon...Please buy genuine cables from Best Buy or any reputable place....This was great quality for the price....I love them!!

    Product Description

    A gray Cat 6A Ethernet cable offering up to 10 Gbps data transfer and flexible placement.
    See all Ethernet Cables
    Your price for this item is $24.99

  6. Sanoxy - Cat 8 Ethernet RJ45 LAN Cable Super Speed 40Gbps Patch Network Gold Plated 15ft - Black

    SKU: B32CQXWLL5

    Product Description

    A black Ethernet cable with gold-plated RJ45 connectors delivers 40Gbps speeds and 2000MHz bandwidth.
    See all Ethernet Cables
    Your price for this item is $29.99

  7. Sanoxy - Cat 8 Ethernet RJ45 LAN Cable Super Speed 40Gbps Patch Network Gold Plated 10ft - Black

    SKU: B32CQXWLL3

    Great value. Cost almost the same as a cat 5 cable.

    Product Description

    A black Cat 8 Ethernet cable with gold-plated RJ45 connectors delivers up to 40Gbps super-fast speeds.
    See all Ethernet Cables
    Your price for this item is $24.99

  8. Cables Direct Online - Cat8 Ethernet Cable 0.5FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - White

    SKU: JCF4CRSWXR

    Product Description

    A high-speed white Cat8 Ethernet cable with shielded copper and gold-plated RJ45 connectors for stable connectivity.
    See all Ethernet Cables
    Your price for this item is $12.19

  9. Cables Direct Online - Cat8 Ethernet Cable 0.5FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Blue

    SKU: JCF4C64T2K

    Great product. Fits description. Would recommend. Five stars.

    Product Description

    A blue shielded Cat8 Ethernet cable with gold-plated RJ45 connectors for ultra-fast, interference-resistant networking.
    See all Ethernet Cables
    Your price for this item is $12.19

  10. Cables Direct Online - Cat8 Ethernet Cable 0.5FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Green

    SKU: JCF4CRYVCQ

    Product Description

    A green shielded Cat8 Ethernet cable with gold-plated RJ45 connectors for ultra-fast, interference-resistant networking.
    See all Ethernet Cables
    Your price for this item is $12.19

  11. Cables Direct Online - Cat8 Ethernet Cable 0.5FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Black

    SKU: J3GT5KCK4P

    Product Description

    A high-speed black Cat8 Ethernet cable with shielded copper and gold-plated RJ45 connectors for stable connectivity.
    See all Ethernet Cables
    Your price for this item is $12.19

  12. Cables Direct Online - Cat8 Ethernet Cable 0.5FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Yellow

    SKU: JCF4CRSRR7

    Product Description

    A high-speed yellow Cat8 Ethernet cable with shielded copper and gold-plated RJ45 connectors for stable connectivity.
    See all Ethernet Cables
    Your price for this item is $12.19

  13. Cables Direct Online - Cat8 Ethernet Cable 0.5FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Red

    SKU: JCF4CRSS8P

    Product Description

    A red shielded Cat8 Ethernet cable delivering 40Gbps high-speed, interference-resistant connectivity with gold-plated RJ45 connectors.
    See all Ethernet Cables
    Your price for this item is $12.19

  14. Cables Direct Online - Cat8 Ethernet Cable 0.5FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Orange

    SKU: JCF4CRSL5V

    Product Description

    An ultra-fast orange Cat8 Ethernet cable with shielded copper and gold-plated RJ45 connectors for stable connectivity.
    See all Ethernet Cables
    Your price for this item is $12.19

  15. Cmple.com - Cmple - 10 Pack Cat5e Ethernet Cable 10ft Internet Cables, RJ45 Connectors 1Gbps LAN Patch Cord 350Mhz Wire - White

    SKU: J36FTVHPCR

    Product Description

    A pack of ten white Cat5e Ethernet cables with RJ45 connectors supports 1Gbps wired connectivity.
    See all Ethernet Cables
    Your price for this item is $29.99

  16. Cmple.com - Cmple - 10 Pack Cat5e Ethernet Cable 10ft Internet Cables, RJ45 Connectors 1Gbps LAN Patch Cord 350Mhz Wire - Black

    SKU: J36FTVHY69

    Product Description

    A pack of black Cat5e Ethernet cables with RJ45 connectors supports 1Gbps speeds and stable connections.
    See all Ethernet Cables
    Your price for this item is $29.99

  17. Cmple.com - Cmple - 10 Pack Cat5e Ethernet Cable 10ft Internet Cables, RJ45 Connectors 1Gbps LAN Patch Cord 350Mhz Wire - Green

    SKU: J36FTVHY5H

    Product Description

    A pack of green Cat5e Ethernet cables with RJ45 connectors supports 1Gbps speeds and stable connections.
    See all Ethernet Cables
    Your price for this item is $29.99

  18. Cables Direct Online - Cat8 Ethernet Cable 7FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Red

    SKU: JCF4CRSQ48

    Product Description

    A high-speed red Cat8 Ethernet cable with shielded copper and gold-plated RJ45 connectors for stable connectivity.
    See all Ethernet Cables
    Your price for this item is $15.75

  19. Cables Direct Online - Cat8 Ethernet Cable 7FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Blue

    SKU: JCF4C64VVL

    Product Description

    A blue shielded Cat8 Ethernet cable delivering ultra-fast, interference-resistant connectivity with gold-plated RJ45 connectors.
    See all Ethernet Cables
    Your price for this item is $15.75

  20. Cables Direct Online - Cat8 Ethernet Cable 7FT, 40Gbps High-Speed RJ45 Shielded Copper Cord for Router, PC & Gaming - Green

    SKU: JCF4CRYT55

    Product Description

    A green shielded copper Ethernet cable delivering ultra-fast, interference-resistant connectivity for high-performance networks and gaming.
    See all Ethernet Cables
    Your price for this item is $15.75

  21. Cables Direct Online - 1000ft Cat5e Solid 24AWG Cable UTP Cat5 Bulk Pull Box Network Copper Clad Aluminum LAN Wire, Unshielded, White

    SKU: JCFZSF8R75

    Product Description

    A white unshielded Cat5e Ethernet cable with copper clad aluminum conductors for reliable high-speed networking.
    See all Ethernet Cables
    Your price for this item is $89.95

  22. Sanoxy - Cables and Adapters; 100ft Cat5e 350 MHz UTP Assembled Ethernet Network Patch Cable - Yellow

    SKU: B8SKTQ6WJ8

    Product Description

    A high-performance yellow Cat5e Ethernet cable with RJ45 connectors, ideal for reliable home or office networking.
    See all Ethernet Cables
    Your price for this item is $44.99

  23. Sanoxy - Cables and Adapters; 10ft Cat5e 350 MHz UTP Assembled Ethernet Network Patch Cable - Yellow

    SKU: B8SKTQ6WSQ

    Product Description

    A high-performance yellow Cat5e Ethernet cable with RJ45 connectors, ideal for reliable home or office networking.
    See all Ethernet Cables
    Your price for this item is $14.99

  24. Unique Bargains - Cat 8 Ethernet Cable 26AWG 40Gbps 2000MHz High Speed Network Patch Cord RJ45 Gold Plated - Black

    SKU: J2FQHQ782V

    Product Description

    A high-speed black Ethernet cable with gold-plated RJ45 connectors, supporting 40Gbps and 2000MHz bandwidth.
    See all Ethernet Cables
    Your price for this item is $29.99
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High performance network cables help create fast, reliable wired connections for gaming PCs, smart TVs, home office computers and other connected devices. Unlike Wi-Fi, which can be affected by distance, walls and wireless interference, an Ethernet cable provides a direct connection to your router, network switch or modem’s compatible Ethernet port. Choosing the best Ethernet cable for your setup starts with matching its category to your equipment’s capabilities and the distance it needs to cover. Cat 6 cables support Gigabit Ethernet at distances up to 100 meters and can support 10-gigabit speeds over shorter runs, typically up to 55 meters under suitable conditions. For longer high-speed connections, Cat 6a cables support 10 Gigabit Ethernet up to 100 meters, making them a practical option for demanding home networks, large file transfers and compatible network-attached storage devices. A higher-category cable alone won’t increase your internet plan’s speed, but appropriately rated network cabling can help prevent the cable itself from limiting performance. Construction, installation and compatibility also matter when selecting high performance Ethernet cables for streaming, online gaming and everyday connectivity. Twisted-pair construction helps reduce interference, while shielded Ethernet cables can provide additional protection in electrically noisy environments when installed with compatible components and proper grounding. Look for the right cable length to reach your devices without unnecessary slack, and consider connectors with snagless boots to help protect their locking tabs during routing and handling. Cat 6 and Cat 6a patch cables with standard RJ45 connectors work with compatible Ethernet ports on many routers, switches, desktop computers and gaming consoles; laptops without an Ethernet port may require a compatible USB Ethernet adapter. For in-wall network cable installation, choose a cable with a jacket rating appropriate for the location and applicable building codes, and favor solid-copper conductors over copper-clad aluminum, especially for Power over Ethernet applications. Whether you’re connecting a single workstation or building out a multiroom wired network, matching cable specifications to your hardware and installation needs helps support consistent performance and room for future upgrades.

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FAQ

Copper Ethernet patch cables typically use RJ45 connectors, which have eight electrical contacts and a locking tab. These connectors plug into Ethernet ports on compatible routers, switches, computers, and other network devices. Fiber-optic network cables use different connector types, such as LC or SC.

Shielded network cables include foil or braided metal around the wire pairs, the full cable bundle, or both. Unshielded cables do not include this metallic shielding. Labels such as U/UTP, F/UTP, and S/FTP describe different shielding arrangements.

Solid Ethernet cables have a single solid copper wire in each conductor, while stranded Ethernet cables have multiple copper strands in each conductor. Solid conductors are common in permanent network wiring, while stranded conductors are common in patch cords. Connector and termination specifications should match the conductor type.

Copper Ethernet cables carry electrical signals through twisted wire pairs, while fiber-optic cables carry light through glass or plastic fibers. They use different connectors and network interfaces. Connecting these two types of network cabling requires compatible equipment, such as a media converter or a switch with the appropriate ports and transceivers.

Network cable markings commonly identify the manufacturer, cable category, shielding construction, and jacket material. Category labels include Cat 6 and Cat 6A, while shielding labels include U/UTP and F/UTP. These markings help identify the cable type and match it to installation documentation.

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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.