# USB 3.0 Gigabit Ethernet Adapter Lenovo ThinkPad 03X7457

**URL:** https://aio.lv/en/product--lenovo-03x7457--3528072
**Data updated:** 2026-02-12 09:54 (EET)
**Category:** Other Repair Parts
**Manufacturer:** Lenovo
**Manufacturer code:** 03X7457
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 43.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 36.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-03x7457--3528072

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Lenovo ThinkPad USB 3.0 Gigabit Ethernet adapter (model 03X7457) provides wired network connectivity via a USB 3.0 port. Designed for use with ThinkPad and compatible laptops, it enables 10/100/1000 Mbps LAN access where a built-in Ethernet port is unavailable. Useful for stable wired connections, faster file transfers, and reliable network access for office or home use.

## Long description

The Lenovo ThinkPad USB 3.0 Gigabit Ethernet Adapter provides wired LAN connectivity through a USB 3.0 port. Designed for laptops and devices without a built-in Ethernet jack, this compact adapter supports 10/100/1000 Mbps network speeds and offers a stable alternative to wireless connections. The adapter connects directly to a USB 3.0 port and presents a standard RJ-45 socket for gigabit Ethernet cables, enabling reliable access to corporate networks, home routers, and wired infrastructure.
Advantages
The adapter delivers gigabit performance over a USB 3.0 interface, allowing higher throughput than typical USB 2.0-based network dongles. Its plug-and-play operation simplifies setup on many operating systems, while the compact form factor keeps it portable and unobtrusive. Using a wired connection via this adapter reduces latency and interference compared with wireless links and supports stable file transfers, video conferencing, and network-sensitive applications.
Suitable for
Connecting a laptop without an Ethernet port to wired office networks
Home users who prefer wired internet for stability and lower latency
IT staff performing system installations, imaging, or large file transfers
Video calls and streaming where consistent bandwidth is required
Key specifications
Interface: USB 3.0 (backward compatible with USB 2.0)
Network standard: IEEE 802.3, 802.3u, 802.3ab (10/100/1000 Mbps)
Connector: RJ-45 female Ethernet port
Data rates: Auto-negotiation for 10/100/1000 Mbps
Form factor: Compact, portable dongle design
How to use
Plug the adapter into an available USB 3.0 port on your laptop or PC. Connect an Ethernet cable from your network source to the adapter's RJ-45 port. Many systems will recognize the adapter automatically and configure network settings via DHCP; if necessary, install the appropriate drivers provided by the operating system or download them from Lenovo's support site. Once connected, verify network status in the system network settings and ensure the connection is prioritized over Wi‑Fi if a wired link is required.
Usage recommendations
For best performance, use a USB 3.0 port and a good-quality Cat5e or Cat6 Ethernet cable. When transporting the adapter, avoid excessive bending of the connector and keep it in a protective pouch to prevent physical damage. If you experience driver issues, check for the latest drivers on the manufacturer’s support page and ensure the operating system is up to date.

## FAQ

### How much does the Lenovo ThinkPad USB 3.0 Gigabit Ethernet Adapter 03X7457 cost, and is it available for purchase?

The price is 43.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Lenovo products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Lenovo service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/3528072/51762376_large.webp