DealNews - Best Computer Cable Deals & Computer Cables for Sale

Bucier Micro USB Passive PoE Adapter Cable for $16

Wed, 05 Aug 2026 23:10:45 -0400

Useful if you need to run power and data to a device over a single Ethernet cable without an active PoE switch, since this passive adapter handles the conversion on the cheap side of the setup. Buy Now at Newegg

Features

48V Passive Power over Ethernet supply
RJ45 to Lightning connector compatibility
Integrated POE splitter and injector module
Powers IP cameras via existing Ethernet
Reliable 48V power delivery cable

Lingyue 5475 AIO DC-IN Power Cable for $30

Wed, 05 Aug 2026 23:10:37 -0400

A straightforward replacement cable for laptops or devices where the DC power input has failed or the original cable is damaged, saving you the cost of a full board repair. Buy Now at Newegg

Features

Model: 5475

4-Pin PWM 1-to-4 Computer Fan Splitter Cable for $12

Wed, 05 Aug 2026 23:08:05 -0400

Useful if you're adding multiple case fans to a system but only have one available fan header on your motherboard, letting you run up to four PWM fans from a single connection. Buy Now at Newegg

Features

Expand one 4-pin header to four fans
Supports PWM fan speed control
Standard 4-pin connector compatibility
Durable extension cable for PC builds
Simplifies multi-fan cable management

Gigabit 1-to-3 Ethernet Splitter Adapter for $32

Wed, 05 Aug 2026 23:03:01 -0400

Handy for situations where you need to run three wired connections off a single Ethernet port, like at a desk with limited wall outlets or behind a TV with multiple devices. Buy Now at Newegg

Features

1000Mbps high-speed Gigabit data transfer
Connect three devices simultaneously to one port
Compatible with Cat5, Cat5e, Cat6, Cat7, and Cat8 cables
Includes USB power cable for stable connection
Compact RJ45 1-to-3 splitter adapter

RJ45 and RJ11 Network Cable Tester for $17

Wed, 05 Aug 2026 23:02:50 -0400

A handy tool for anyone doing their own network or phone line runs, since it lets you verify continuity and wiring order without needing a multimeter or guesswork. Buy Now at Newegg

Features

Tests RJ45, RJ11, RJ12, and CAT5 cables
Identifies network connection faults
Compact design for portable network repair
Verifies UTP cable integrity
Simplifies professional LAN troubleshooting

HPE 2920 0.5-Meter Stacking Cable for $139

Wed, 05 Aug 2026 23:02:45 -0400

A short stacking cable for connecting HPE 2920 series switches in a stack configuration, which is useful if you're expanding your network infrastructure and need to link switches at close range without running a longer cable between them. Buy Now at Newegg

Features

0.5m length for compact stacking
Supports HPE 2920 switch series
High-performance networking cable
Reliable hardware connectivity
Model: J9734A

Micro Connectors 1-Foot Cat 6 Ethernet Patch Cable 10-Pack for $11

Wed, 05 Aug 2026 23:02:37 -0400

A 10-pack of 1-foot cables is useful for tight network setups like patch panels, server racks, or desktop switches where longer cables just create clutter. Buy Now at Newegg

Features

Cat 6 cable for high-speed data transmission
1 foot cable length for organized connections
Molded snagless design prevents connector damage
10 pack provides bulk value
Model: E08-001BL-10

RJ45 and RJ11 Network Cable Tester for $13

Wed, 05 Aug 2026 23:02:28 -0400

A handy tool for anyone doing their own network or phone line runs, since it lets you verify continuity and wiring order without needing a multimeter or guesswork. Buy Now at Newegg

Features

Tests RJ45, RJ11, RJ12 network and telephone cables
Detects and tracks LAN cable wiring faults
Verifies UTP Cat5 and Cat6 cable connectivity
Compact handheld design for portable field testing
Quickly identifies broken or shorted wire connections

Gigabit Ethernet 1-to-2 Network Splitter for $20

Wed, 05 Aug 2026 23:02:21 -0400

Handy for situations where you need to share a single Ethernet port between two wired devices, like a desktop and a NAS, without adding a full switch to your setup. Buy Now at Newegg

Features

1000Mbps high-speed network connectivity
Simultaneously connect two devices via Gigabit Ethernet
Includes dedicated USB-C power cable
Compatible with Cat 5, 5e, 6, 7, 8 cables
Compact RJ45 network switch hub adapter

Xiwai 90-Degree USB 3.0 Type-B to 19-Pin Header Cable 50cm for $8

Wed, 05 Aug 2026 23:01:43 -0400

Handy for internal USB builds where a standard Type-B port would stick out at an awkward angle, this cable routes the connection flat against the board instead, which can free up clearance in tighter cases. Buy Now at Newegg

Features

90 degree left-angled USB 3.0 B connector
USB 3.0 motherboard 19pin header compatibility
50cm cable length
High-speed USB 3.0 data transfer
Compact right-angle design for tight spaces

10-Pin Female to DB9 Male Serial Port Bracket Cable for $13

Wed, 05 Aug 2026 23:00:21 -0400

Handy for connecting a motherboard's internal serial header to an external DB9 port, which comes up when you need to interface with older serial devices or industrial equipment that your case doesn't already have a bracket cutout for. Buy Now at Newegg

Features

Motherboard 10Pin to DB9 RS232 Serial Port adapter
Full-height profile rear bracket design
26cm cable length for flexible connectivity
Enables legacy device connection for printers
Standard serial communication interface

Motherboard Power Supply Reset Switch Cable 2-Pack for $6

Wed, 05 Aug 2026 22:58:58 -0400

Handy to keep around if you build or repair PCs, since the power and reset switch connectors on cases occasionally fail or get damaged and replacements aren't always easy to source locally. Buy Now at Newegg

Features

22-inch motherboard power and reset switch cables

2-Port 4K 60Hz HDMI KVM Switch for $40

Wed, 05 Aug 2026 22:57:00 -0400

Lets you control two computers from a single monitor, keyboard, and mouse setup, which is useful if you're running a work and personal machine side by side on the same desk. Buy Now at Newegg

Features

4K 60Hz HDMI resolution
Share one monitor between two computers
Three integrated USB ports for peripherals
Built-in Ethernet network switching
2-in-1 HDMI KVM switch functionality

PWM 4-Pin Fan Extension Cable for $14

Wed, 05 Aug 2026 22:53:22 -0400

Useful if you need to relocate or extend a CPU or case fan connection that doesn't quite reach your motherboard header, particularly in larger cases where cable management is tight. Buy Now at Newegg

Features

Connects 4-pin fans to mainboard headers
Extends cable reach by 27cm
Supports PWM fan speed control
Standard 4-pin motherboard compatibility

Insignia Grounded Travel Adapter with 2 USB Ports for $11

Wed, 05 Aug 2026 22:52:06 -0400

Handy for international travel, this adapter covers grounded outlets and adds two USB ports so you're not hunting for a separate charger block. At $11 (rounded), that's $9 off the $20 list price. Buy Now at Best Buy

Features

2 USB ports with 15W rapid charging
Universal socket for North and South America
Compact design for increased portability
Grounded adapter for secure device power

iDatalink Maestro Wiring Harness for Honda Vehicles for $35

Wed, 05 Aug 2026 22:48:35 -0400

Designed to simplify aftermarket stereo installs in Honda vehicles, this wiring harness from iDatalink Maestro lets you retain factory features like steering wheel controls and vehicle data when swapping in a new head unit. At $35, there's no discount from the list price, so this is just the standard retail price. Buy Now at Best Buy

Features

Entertain backseat passengers with movies and music
Connects to factory video screens and data ports
Compatible with 2009-2015 Honda Odyssey and Pilot models
Enables rear seat audio-video system integration
Designed for vehicles without factory navigation

6-Foot USB-C to USB-C Power and Data Cable for $10

Wed, 05 Aug 2026 22:35:44 -0400

A 6-foot USB-C to USB-C cable covers most desk and couch charging setups where a shorter cable falls short, and at $10, it's priced at the standard retail rate with no discount applied. Buy Now at Best Buy

Features

6-foot cable for flexible mounting
Supports firmware updates for optimal detection
USB-C to USB-C connectivity
Ensures compatibility with evolving radar technologies
Dedicated data and power cable for Cobra 490i

SATA to USB 3.0 and Type C Hard Drive Adapter for $15.70

Wed, 05 Aug 2026 22:34:39 -0400

Handy for anyone pulling data off an old desktop hard drive or SSD without the hassle of opening a case — just plug the drive in directly via USB and access it like an external drive. Buy Now at Newegg

Features

Supports 2.5 inch HDD/SSD
SATA to USB 3.0 connectivity
SATA to Type-C adapter
High-speed data transfer
Model: AB01

1-to-5 Way 4-Pin PWM PC Fan Hub Splitter Cable for $10

Wed, 05 Aug 2026 22:31:46 -0400

A practical solution for PC builders who want to run multiple case fans from a single motherboard header without adding a dedicated fan controller. Buy Now at Newegg

Features

Powers up to 5 cooling fans from one header
Supports both 4-pin and 3-pin fan connectors
Enables efficient cable management in ATX cases
Distributes stable power via motherboard PWM signal
Extends fan reach with convenient splitter design

4-Pin Female to 5V USB Male Fan Power Cable for $13.40

Wed, 05 Aug 2026 22:30:56 -0400

Handy for repurposing a standard PC case fan to run off a USB port, which suits anyone building a low-profile cooling setup or needing a fan in a spot where a power supply isn't nearby. Buy Now at Newegg

Features

4-pin fan to 5V USB power adapter
Powers cooling fans via standard USB ports
Compatible with 4-pin Molex fan connectors
Enables external USB power for computer case fans
Compact 1-piece adapter cable design