
Handy for extending a single ethernet port to two devices without running extra cables, though keep in mind a splitter like this requires one on each end of the connection and doesn't increase your overall bandwidth. Buy Now at Newegg
- Connect two devices to one network port simultaneously
- Supports high-speed 100Mbps data transfer
- Includes USB power cable for reliable signal connectivity
- Compatible with Cat5, Cat5e, Cat6, Cat7, Cat8 cables

Handy for freeing up internal USB headers on your motherboard when you've run out of ports but still need to connect a front-panel USB hub or other internal devices. Buy Now at Newegg
- Dual USB 3.0 Type-A female ports
- Motherboard 20/19 pin box header connector
- Converts internal header to external USB ports
- Compatible with standard PCBA motherboard slots
- Enables high-speed data transfer via internal header

Handy for anyone who wants to use wired headphones or speakers with a USB-C device that lacks a headphone jack, with the right-angle design keeping the cable tucked closer to the phone rather than sticking straight out. Buy Now at Newegg
- 90-degree elbow USB-C to 2.5mm male adapter
- Connects USB-C devices to 2.5mm audio equipment

Handy to have when your PSU cables don't quite reach the CPU power connector, which is a common issue in larger cases or builds where the power supply mounts at the bottom. Buy Now at Newegg
- 8-pin CPU power extension cable
- Lengthens motherboard power supply reach
- Enables flexible component placement
- High-quality power conversion adapter
- Includes two cable units

Handy for Raspberry Pi 4 owners who want a simple way to cut power without unplugging cables, since the Pi 4 lacks a physical power button and this cable fills that gap cleanly. Buy Now at Newegg
- 5V 3A power delivery
- USB to Type-C connectivity
- Integrated on-off power button
- Compatible with Raspberry Pi 4 Model B

Handy if you're running two graphics cards or a GPU that needs dual 8-pin connectors but your power supply only has one available CPU/EPS connector to spare. Buy Now at Newegg
- 8-pin CPU to dual 6+2-pin PCIe power splitter
- Powers two graphics cards from one power supply
- 20cm length for flexible cable management
- Provides stable power for high-performance GPUs

Designed for network admins looking to extend 10 Gigabit Ethernet over multimode fiber, this transceiver slots into SFP+ ports on compatible switches and supports short-range connections up to 300 meters. Buy Now at Newegg
- 10 Gbps high-speed data transfer
- 10GBase-SR optical fiber connectivity
- 300m maximum transmission distance
- Compact SFP+ form factor
- Model: R9D18A

A direct-attach breakout cable that splits one 40GbE QSFP+ port into four 10GbE SFP+ connections, useful for data center environments where you need to fan out a high-density switch port to multiple servers without adding transceivers or extra switching hardware. Buy Now at Newegg
- Model: JNP-QSFP-DACBO-10M

Lets you power a PCIe graphics card using two available Molex connectors on older power supplies that lack a dedicated 8-pin GPU output, which is a straightforward fix if you're installing a newer card in an aging system. Buy Now at Newegg
- Powers PCIe graphics cards via dual 4-pin Molex
- Ensures reliable power delivery for high-performance GPUs
- Compatible with standard PC power supply configurations
- Durable construction for secure component connections
- Connects standard Molex to 8-pin PCIe power inputs

Useful if you have a Mini DisplayPort output on your laptop or older Mac and need to connect to a monitor or display with a standard DisplayPort input. Buy Now at Newegg
- Mini DisplayPort to DisplayPort conversion
- Supports P600 video cards
- Model: 030-0705-000

Handy to keep around if you're upgrading or building a PC and your power supply only has a single 8-pin EPS connector but your motherboard requires both an 8-pin and a 4-pin CPU power input. Buy Now at Newegg
- CPU 8-pin female to ATX 4-pin male conversion
- 9.5-inch length for flexible cable management
- Enables power supply compatibility with older motherboards
- Provides reliable power connection for CPU components
- Durable construction for stable hardware performance

Handy for anyone who needs to run a 4-pin Molex fan but only has a USB port available, such as in a case mod, external enclosure, or low-power build where a traditional PSU connection isn't accessible. Buy Now at Newegg
- Converts 5V USB power to 12V 4-pin fan output
- Powers PC fans via standard USB ports
- Compact adapter cable for easy installation
- Supports 12V 4-pin fan connections
- Enables external fan power using USB interface

Handy for GPU builds where your power supply cables fall short of reaching the graphics card, or when you need to split a single 8-pin connector into two for cards that require dual power inputs. Buy Now at Newegg
- 8-pin female to dual 8-pin 6+2 male splitter
- Braided sleeved cable for enhanced durability
- 9-inch length for flexible power routing
- Supports dual GPU power connectivity
- Includes two power extension cables per pack

Handy if you're adding a budget GPU to an older system that has Molex connectors from the power supply but no dedicated PCIe power cables. Buy Now at Newegg
- Adapts 4-pin Molex to 6-pin PCIe power
- Powers high-performance video cards
- Standardizes power connectivity for PC components
- Ensures stable power delivery to GPU
- Essential adapter for legacy power supply upgrades

Useful if you're running older components that require Molex connectors but your power supply only has PCIe 6-pin outputs, or vice versa — this cable bridges the two without needing a new PSU. Buy Now at Newegg
- Converts dual 4-pin Molex to 6-pin PCIe power
- Powers high-performance video cards with standard power supplies
- Secures stable power delivery for graphics hardware
- Enables GPU upgrades without replacing power supply units
- Compatible with standard ATX power system configurations

Handy for older power supplies that lack a dedicated 6-pin PCIe connector, letting you run a newer graphics card without replacing the whole PSU. Buy Now at Newegg
- Converts 2x 4-pin Molex to 6-pin PCIe power
- Powers high-performance video cards from legacy power supplies
- Delivers stable power for reliable graphics performance
- Compatible with standard 6-pin PCIe power connectors

Handy for older power supplies that have Molex connectors but lack a dedicated 8-pin PCIe port, letting you connect a mid-range GPU without replacing your PSU. Buy Now at Newegg
- 6-inch dual Molex to 8-pin PCI-E power adapter

Braided USB-C cables hold up better than standard ones over repeated bending and unplugging, and a 3-pack gives you one for home, work, and travel without hunting down extras. At $23, this is at list price with no discount. Buy Now at Best Buy
- Fast charging and data synchronization
- Includes three different cable lengths
- Braided jacket for enhanced durability
- USB-C to USB-C connectivity
- Multi-device charging and syncing capability

A two-pack of braided USB-C to USB-C cables at 6 feet each is a practical buy if you need spares around the house or want to keep one at your desk and one in a bag, and at $16 this is in line with what you'd typically pay for a single quality cable elsewhere. Buy Now at Best Buy
- Rapid device charging and data syncing
- Durable braided exterior cable protection
- 6ft extended cable length
- Convenient two-pack bundle
- Universal USB-C to USB-C connectivity

Handy if you're building or modifying a PC and your fan cables fall just short of reaching the motherboard header — a simple fix for a frustrating clearance issue. Buy Now at Newegg
- 30cm cable length
- 4-pin connector support
- Compatible with motherboard, PC case, and CPU fans