Computer Cable Deals & Computer Cables for Sale

Useful if you're pulling data off an old desktop or laptop hard drive without putting it in an enclosure, or just want a simple way to connect a bare SATA drive to a PC or Mac for transfers and backups. Buy Now at Newegg

Handy for anyone upgrading their PC case or adding a USB 3.0 front-panel hub to an older motherboard that only has a 9-pin USB 2.0 header — it bridges the gap without requiring a new board. Buy Now at Newegg

Useful if your power supply has open Molex connectors but your GPU requires a 6-pin PCI-E power connection, bridging the gap without needing a new PSU. Buy Now at Newegg

Handy for anyone who regularly presents or connects to external displays from different laptops, since it covers three common video output types (Mini DisplayPort, DisplayPort, and USB-C) in a single compact adapter rather than carrying three separate cables. Buy Now at Newegg

Useful if you're adding a graphics card to an older system that lacks 6-pin PCIe connectors on the power supply but has spare Molex plugs available. Buy Now at Newegg

A necessary replacement part if your Alienware 51M R1 is showing display issues or failing to detect the discrete GPU, since the flex cable connecting the graphics card is a known failure point on this model. Buy Now at Newegg

Handy for anyone doing electrical work on a vehicle or marine setup who needs a mix of ring terminals, lugs, and heat shrink in one package rather than buying components separately. At $25, that's about $15 off the $40 list price. Buy Now at Walmart

Useful if you're running a PCIe 5.0 GPU that requires a 12VHPWR connector but your power supply only has 8-pin outputs — this cable lets you combine two 8-pin connectors to feed the newer standard without replacing your PSU. Buy Now at Newegg

Useful if your power supply has older 6-pin PCIe connectors but your GPU requires an 8-pin connection, letting you avoid buying a new PSU just to support a newer graphics card. Buy Now at Newegg

Useful if you need to add a copper Ethernet port to a Juniper switch or router that only has SFP slots, letting you run standard Cat5e/Cat6 cabling instead of fiber. Buy Now at Newegg

Useful if your power supply has open IDE/Molex connectors but lacks a dedicated 6-pin PCIe plug, which is a common situation with older PSUs paired with a newer mid-range GPU. Buy Now at Newegg

Handy for anyone pulling data off an old desktop or laptop hard drive without putting it back into a machine — plug it in via USB and it shows up like an external drive. Buy Now at Newegg

Handy for pulling data off old desktop or laptop hard drives without putting them in a new machine — you just plug the drive directly into your computer via USB. Buy Now at Newegg

A direct-attach copper cable for connecting QSFP-based networking gear over short distances, this is a straightforward pick for data center or lab setups where you need a reliable, low-latency link between switches or routers without the cost of fiber optics. Buy Now at Newegg

Lets you repurpose spare laptop DDR3 RAM in a desktop motherboard, which is useful if you're upgrading a laptop and don't want the old sticks going to waste. Buy Now at Newegg

A handy item to keep around if your adjustable bed base has lost power and you've already ruled out the outlet as the culprit, since replacement cords for these bases can be tricky to track down locally. At $18, it's $2 off the $20 list price. Buy Now at Walmart

Handy for builds where your PSU cables fall short of reaching drives mounted farther from the power supply, without having to reroute or replace cables entirely. Buy Now at Newegg

Useful if you're migrating data between two Windows PCs directly without needing an external drive or network, and at $30 it's at its standard list price with no discount applied. Buy Now at Best Buy

Useful if your motherboard has a front-panel USB 3.1 Type-E header but your case routes cables in a way that makes the connection awkward or too short to reach. Buy Now at Newegg