SABRENT USB 3.0 to 2.5 Gigabit Ethernet Adapter

SpecPicks Verdict

SpecPicks scored SABRENT USB 3.0 to 2.5 Gigabit Ethernet Adapter using a rating × review-volume × price-fit model applied to published specs and reviews across the networking category. SABRENT's networking lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for networking of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

• INSTANTLY ADD 2.5GbE OVER USB-A: Plug into any USB 3.0 (Type-A) port to add a 2.5 Gigabit Ethernet port — up to 2.5× faster than Gigabit and far more stable than Wi-Fi. Auto-negotiates to 2.5G / 1G / 100M. For the full 2.5Gbps, use a 2.5G router/switch and a CAT5e (or better) cable.
• PREMIUM RTL8156BG CHIPSET: Built on Realtek's RTL8156BG controller for low-latency, low-CPU performance that fixes the issues found in earlier chipset revisions — stable and reliable during sustained transfers.
• PLUG-AND-PLAY ON WINDOWS, macOS & LINUX: Driver-free on most systems. If Windows connects slowly, run Windows Update for the latest Realtek driver; Linux uses a recent Realtek r8152/r8156 kernel driver. The USB-A cable is integrated — nothing extra to carry.
• FULL SPEED AT A DISTANCE: Compliant with 802.3bz / 2.5GBASE-T for up to 2.5Gbps over 100 m of CAT5e or better. Backward compatible with 1GbE and 100Mbps networks and USB 2.0 ports. Supports Wake-on-LAN and PXE boot.
• ALUMINUM & TRAVEL-READY: A rugged aluminum housing doubles as a heatsink for cool, stable performance, in a compact bus-powered design with status LEDs. Note: this is the USB-A version — for a USB-C port, choose the SABRENT NT-25GA.

Full Specifications

Ready to buy?

SABRENT USB 3.0 to 2.5 Gigabit Ethernet Adapter, USB-A to 2.5GbE Multi-Gig Network Adapter for Windows, macOS & Linux — Aluminum, RTL8156BG, Backward Compatible 10/100/1000/2500 Mbps (NT-UA25) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $24.49

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

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