We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Black USB 3.0 to RJ45 Ethernet adapter with 6.5 inch cable and LED indicator

The Perfect Part

The Perfect Part USB 3.0 Gigabit Ethernet Adapter 6.5 inch cable

SKU CH-KAHJ-JWKA3

Adds a 1000Mbps wired network port via USB 3.0 with a 6.5 inch cable for Windows and Mac

  • Port countNo
  • Supported standardsUSB 3.0
  • Maximum devices supportedUSB 3.0
  • Video connectorsUSB 3.0
  • Supported cardsUSB 3.0
  • Compatible systemsWindows & Mac OS
  • Gigabit speeds up to 1000Mbps for fast wired networking
  • USB 3.0 interface delivers Super Speed data transfer
  • Durable ABS housing with gold-plated connectors resists wear
  • 5 inch cable keeps the adapter close to the port
  • Works with Windows 98 through 10, Mac OS 9.1+, Linux 2.4+

USB 3.0 Gigabit Ethernet adapter for portable use

The Perfect Part CA02_USB_ETHERNET adds a wired 1000Mbps network port to any laptop or desktop with a USB 3.0 Type-A socket. Its 6.5 inch cable keeps the dongle close to the device while reaching a wall jack or switch. Gold-plated contacts and a rugged ABS shell survive frequent plugging in bags or at hot-desks. The adapter draws power from the USB bus and works with Windows, Mac OS 9.1 and higher, plus Linux 2.4 and higher without extra drivers.

Sustained throughput on real networks

Gigabit Ethernet delivers up to 1000Mbps when the link negotiates 1000BASE-T, avoiding the latency spikes common on shared Wi-Fi. The USB 3.0 host interface provides enough bandwidth that the adapter does not become the bottleneck during long file transfers or video streams. An LED indicator shows link status and activity so you can verify the connection at a glance. Performance scales down automatically to 100Mbps or 10Mbps on older switches.

Thermals noise and power in daily use

The compact ABS housing stays cool during continuous operation because the controller runs on bus power with no external supply. No fan means completely silent operation in quiet offices or bedrooms. The short 6.5 inch PVC cable reduces voltage drop and keeps the RJ45 port firmly seated. Total draw remains within standard USB 3.0 limits so it works safely on ultraportables and powered hubs alike.

How it compares

Measured against everything we stock in Network Adapters & RJ45 Plugs, at today’s prices. Recalculated every night.

Price $8.99
Cheaper than about 90% of the 1,221 comparable items (median $19.99).

New to this? Which coin should you pay with — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameThe Perfect Part
Model nameCA02 USB ETHERNET
Part numberCA02 USB ETHERNET
Product colorBlack
Product typeUSB
Connectivity
Supported standardsUSB 3.0
Ports & slots
Port countNo
Thunderbolt 3 supportYes
Video connectorsUSB 3.0
Compatibility
Maximum devices supportedUSB 3.0
Supported cardsUSB 3.0
Compatible systemsWindows & Mac OS
In the box
In the box1 × USB 3.0 Gigabit Ethernet LAN RJ45 1,000 Mbit/s Network Adapter For Windows PC Mac (as described)

Questions about this item

Does the adapter run hot or draw noticeable power when used continuously at 1000Mbps?

The unit is bus-powered from the USB 3.0 port and built with rugged ABS and flexible PVC; typical operation stays cool during all-day Gigabit traffic.

What must my computer already have for this adapter to work?

A free USB-A 3.0 port and an operating system from Windows 98 through Windows 10, Mac OS 9.1 or later, or Linux kernel 2.4 and above.

Will the 6.5-inch cable reach the Ethernet jack on an older laptop without strain?

The short 6.5-inch pigtail is designed for close-range connections; on larger chassis you may need a short Cat5e/6 patch cord to bridge the gap.

More in Network Adapters & RJ45 Plugs

Similar items